[Perf] Windows/arm64: 34 Improvements on 5/28/2025 10:33:48 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [aa902b7848418b6937fe5a88178e7b9e959d3845](https://github.com/dotnet/runtime/commit/aa902b7848418b6937fe5a88178e7b9e959d3845)
Compare | [4252c8d09b2ec537928f34dad269f02f167c8ce5](https://github.com/dotnet/runtime/commit/4252c8d09b2ec537928f34dad269f02f167c8ce5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/aa902b7848418b6937fe5a88178e7b9e959d3845...4252c8d09b2ec537928f34dad269f02f167c8ce5)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Tests.Perf_Version

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ToString2 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_Version.ToString2.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Version.cs#L51-#L52>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 40.01 ns | 34.99 ns | 0.87 | 0.02 | False | | |
|<ul><li>[ToString4 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_Version.ToString4.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Version.cs#L57-#L58>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 63.62 ns | 58.94 ns | 0.93 | 0.00 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_Version_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_Version_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_Version.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Version*'
```

<details>

### System.Tests.Perf_Version.ToString2

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Version.ToString4

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [aa902b7848418b6937fe5a88178e7b9e959d3845](https://github.com/dotnet/runtime/commit/aa902b7848418b6937fe5a88178e7b9e959d3845)
Compare | [4252c8d09b2ec537928f34dad269f02f167c8ce5](https://github.com/dotnet/runtime/commit/4252c8d09b2ec537928f34dad269f02f167c8ce5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/aa902b7848418b6937fe5a88178e7b9e959d3845...4252c8d09b2ec537928f34dad269f02f167c8ce5)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Tests.Perf_Type

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[GetType_NonFullyQualifiedNames - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_Type.GetType_NonFullyQualifiedNames(input%3a%20%22System.Int32%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Type.cs#L35-#L37>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1Ry27bMBC8G/A/bHWhjCqWIjuHqiDQNk0fKBK0sdEeA1ZaWSwoUiCXiYWm/17Ski+57ILkznBmViEBoSPg8I7tRkfYr/fh7Nbf0bYP+3HA9Wek2B/ujP7klRp/eKFkK7G5Ez26VOrBUwXJjP6qaVMmK/Z2uVCBXLSENrA3gpBkj2lZlFcXxfbistwXb6pyU20v19ui2BSb7euiqIpiNSMtDiYAWWNII+XW64g/8/62QtddfLfYurxD0bi8F1KfB2qjW3mIP49a9LJO/7Jr0w9SCZJG35oGWQWMJFpsWAbs3utvUjfxMkxbw/5FIcH7F+nIWFkL9VGQ+CWpizzCSme0S2N4PJZssspPNTup57Fks1Q+tWwWxqe2Wi6eYbDmD9YEO7QSXQYfvFTNPpjdkeiHDH4K5ZHHtVybkALae3Re0ftHtOKAy0WeP8NTF4zMDPAqkFPIwkGSkLk51so3mCSQ53BzDJQKwbTQShW4pD6A8WFR4E7gKMiibsLWYt51JyzBU3AN6TTAzzKPtVG+1/yl3HG6d/ykO8yRJIWchfgwJD3Ox1sUzlvsURNb/Qe4GVN9iAIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 1.35 μs | 1.13 μs | 0.83 | 0.04 | False | | |
|<ul><li>[GetType_FullyQualifiedNames - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_Type.GetType_FullyQualifiedNames(input%3a%20typeof(int)).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Type.cs#L55-#L57>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.42 μs | 1.16 μs | 0.82 | 0.07 | False | | |
|<ul><li>[GetType_NonFullyQualifiedNames - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_Type.GetType_NonFullyQualifiedNames(input%3a%20%22System.Int32%26%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Type.cs#L35-#L37>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.50 μs | 1.26 μs | 0.84 | 0.08 | False | | |
|<ul><li>[GetType_FullyQualifiedNames - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_Type.GetType_FullyQualifiedNames(input%3a%20typeof(System.Int32%5b*%5d)).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Type.cs#L55-#L57>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1RTY/TMBC9V+p/GHpxCtnmowuIIkvAsgtotQi2FRwQWplk0hg5dmSP2Ubs/nfsJr1wmdF8vXnzRiEBoSPg8IZtB0fYrXYhdqsvaJu73dDj6gNS9HdXXqnhqxdKNhLrz6JDl0jde9oAhbppkgngk6Z1+ePpz+WSvZ7PVFghGkIbdtSCkGSHSZmXz8/y87Oi3OWvNuX5pihWL17m66JYP8vzTZ4vp0mLvQmDrDakkTLrdZw/4f6yQldtrFtsXNaiqF3WCalPDZXRjdzHzYMWnaySv+zCdL1UgqTRN6ZGtgFGEi3WLAV26/W11HVMhm5r2GMkEhT4KB0ZKyuh3gsS3yW1EUdY6Yx2SZSQR5OOp/KjTY/seTTpRJWPLp2I8dEt57MH6K35jRXBFq1El8I7L1W9C8duSXR9Ct+E8sjjcy5MUAHtLTqv6O0ftGKP81mWPcB9Gw6ZEOBJAKeghYPFgszloVK+xsUCsgwuDwFSIZgGGqkCltR7MD48CtxxOBKyqOvwtah31QpLcB+uhmRs4Ceah8oo32n+P91hzDt+5B36SJJCzoJ8GJQepvAGhfMWO9TElv8AHY2ZG44CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 1.58 μs | 1.36 μs | 0.86 | 0.10 | False | | |
|<ul><li>[GetType_FullyQualifiedNames - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_Type.GetType_FullyQualifiedNames(input%3a%20typeof(System.Int32%5b%5d)).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Type.cs#L55-#L57>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.55 μs | 1.32 μs | 0.85 | 0.09 | False | | |
|<ul><li>[GetType_FullyQualifiedNames - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_Type.GetType_FullyQualifiedNames(input%3a%20typeof(System.Tests.Nested)).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Type.cs#L55-#L57>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.64 μs | 1.43 μs | 0.87 | 0.08 | False | | |
|<ul><li>[GetType_FullyQualifiedNames - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_Type.GetType_FullyQualifiedNames(input%3a%20typeof(System.Int32%26)).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Type.cs#L55-#L57>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.56 μs | 1.38 μs | 0.89 | 0.13 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_Type_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_Type_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_Type_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_Type_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_Type_005.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_Type_006.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_Type_007.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_Type.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Type*'
```

<details>

### System.Tests.Perf_Type.GetType_NonFullyQualifiedNames(input: "System.Int32")

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Type.GetType_FullyQualifiedNames(input: typeof(int))

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Type.GetType_NonFullyQualifiedNames(input: "System.Int32&")

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Type.GetType_FullyQualifiedNames(input: typeof(System.Int32[*]))

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Type.GetType_FullyQualifiedNames(input: typeof(System.Int32[]))

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Type.GetType_FullyQualifiedNames(input: typeof(System.Tests.Nested))

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Type.GetType_FullyQualifiedNames(input: typeof(System.Int32&))

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [aa902b7848418b6937fe5a88178e7b9e959d3845](https://github.com/dotnet/runtime/commit/aa902b7848418b6937fe5a88178e7b9e959d3845)
Compare | [4252c8d09b2ec537928f34dad269f02f167c8ce5](https://github.com/dotnet/runtime/commit/4252c8d09b2ec537928f34dad269f02f167c8ce5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/aa902b7848418b6937fe5a88178e7b9e959d3845...4252c8d09b2ec537928f34dad269f02f167c8ce5)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Perf_Ascii

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ToLower_Bytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Perf_Ascii.ToLower_Bytes(Size%3a%206).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encoding/Perf.Ascii.cs#L78-#L79>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 9.23 ns | 8.05 ns | 0.87 | 0.38 | False | | |
|<ul><li>[IsValid_Bytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Perf_Ascii.IsValid_Bytes(Size%3a%206).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encoding/Perf.Ascii.cs#L37-#L39>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.35 ns | 0.24 ns | 0.18 | 0.22 | False | | |
|<ul><li>[ToUpper_Bytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Perf_Ascii.ToUpper_Bytes(Size%3a%206).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encoding/Perf.Ascii.cs#L88-#L89>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 9.25 ns | 8.13 ns | 0.88 | 0.40 | False | | |
|<ul><li>[ToUpper_Chars - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Perf_Ascii.ToUpper_Chars(Size%3a%206).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encoding/Perf.Ascii.cs#L91-#L93>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 10.00 ns | 8.40 ns | 0.84 | 0.17 | False | | |
|<ul><li>[ToUpper_Bytes_Chars - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Perf_Ascii.ToUpper_Bytes_Chars(Size%3a%206).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encoding/Perf.Ascii.cs#L95-#L96>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 11.29 ns | 8.64 ns | 0.77 | 0.18 | False | | |
|<ul><li>[ToLower_Chars - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Perf_Ascii.ToLower_Chars(Size%3a%206).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encoding/Perf.Ascii.cs#L81-#L83>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 10.08 ns | 8.33 ns | 0.83 | 0.14 | False | | |
|<ul><li>[ToUtf16 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Perf_Ascii.ToUtf16(Size%3a%20128).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encoding/Perf.Ascii.cs#L114-#L116>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 17.74 ns | 15.46 ns | 0.87 | 0.06 | False | | |
|<ul><li>[FromUtf16 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Perf_Ascii.FromUtf16(Size%3a%20128).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encoding/Perf.Ascii.cs#L118-#L120>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 15.58 ns | 13.99 ns | 0.90 | 0.14 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Perf_Ascii_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Perf_Ascii_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Perf_Ascii_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Perf_Ascii_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Perf_Ascii_005.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Perf_Ascii_006.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Perf_Ascii_007.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Perf_Ascii_008.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Perf_Ascii.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Perf_Ascii*'
```

<details>

### System.Text.Perf_Ascii.ToLower_Bytes(Size: 6)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Perf_Ascii.IsValid_Bytes(Size: 6)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Perf_Ascii.ToUpper_Bytes(Size: 6)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Perf_Ascii.ToUpper_Chars(Size: 6)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Perf_Ascii.ToUpper_Bytes_Chars(Size: 6)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Perf_Ascii.ToLower_Chars(Size: 6)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Perf_Ascii.ToUtf16(Size: 128)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Perf_Ascii.FromUtf16(Size: 128)

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [aa902b7848418b6937fe5a88178e7b9e959d3845](https://github.com/dotnet/runtime/commit/aa902b7848418b6937fe5a88178e7b9e959d3845)
Compare | [4252c8d09b2ec537928f34dad269f02f167c8ce5](https://github.com/dotnet/runtime/commit/4252c8d09b2ec537928f34dad269f02f167c8ce5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/aa902b7848418b6937fe5a88178e7b9e959d3845...4252c8d09b2ec537928f34dad269f02f167c8ce5)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in Microsoft.Extensions.Caching.Memory.Tests.MemoryCacheTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[TryGetValueHit - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/Microsoft.Extensions.Caching.Memory.Tests.MemoryCacheTests.TryGetValueHit.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/Microsoft.Extensions.Caching.Memory/MemoryCacheTests.cs#L36-#L37>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 64.14 ns | 58.16 ns | 0.91 | 0.02 | False | | |
|<ul><li>[TryGetValueMiss - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/Microsoft.Extensions.Caching.Memory.Tests.MemoryCacheTests.TryGetValueMiss.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/Microsoft.Extensions.Caching.Memory/MemoryCacheTests.cs#L42-#L43>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 63.33 ns | 57.73 ns | 0.91 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/Microsoft.Extensions.Caching.Memory.Tests.MemoryCacheTests_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/Microsoft.Extensions.Caching.Memory.Tests.MemoryCacheTests_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/Microsoft.Extensions.Caching.Memory.Tests.MemoryCacheTests.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'Microsoft.Extensions.Caching.Memory.Tests.MemoryCacheTests*'
```

<details>

### Microsoft.Extensions.Caching.Memory.Tests.MemoryCacheTests.TryGetValueHit

#### ETL Files

#### Histogram

#### JIT Disasms

### Microsoft.Extensions.Caching.Memory.Tests.MemoryCacheTests.TryGetValueMiss

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [aa902b7848418b6937fe5a88178e7b9e959d3845](https://github.com/dotnet/runtime/commit/aa902b7848418b6937fe5a88178e7b9e959d3845)
Compare | [4252c8d09b2ec537928f34dad269f02f167c8ce5](https://github.com/dotnet/runtime/commit/4252c8d09b2ec537928f34dad269f02f167c8ce5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/aa902b7848418b6937fe5a88178e7b9e959d3845...4252c8d09b2ec537928f34dad269f02f167c8ce5)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives&lt;Double&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Add_Scalar - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives(Double).Add_Scalar(BufferLength%3a%20128).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Tensors/Perf_NumberTensorPrimitives.cs#L52-#L53>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 40.16 ns | 37.84 ns | 0.94 | 0.00 | False | | |
|<ul><li>[Divide_Scalar - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives(Double).Divide_Scalar(BufferLength%3a%20128).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Tensors/Perf_NumberTensorPrimitives.cs#L73-#L74>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 132.22 ns | 122.49 ns | 0.93 | 0.00 | False | | |
|<ul><li>[SumOfSquares - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives(Double).SumOfSquares(BufferLength%3a%20128).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Tensors/Perf_NumberTensorPrimitives.cs#L96-#L97>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 54.46 ns | 47.19 ns | 0.87 | 0.00 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives%28Double%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives%28Double%29_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives%28Double%29_003.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives%28Double%29.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives&lt;Double&gt;*'
```

<details>

### System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives&lt;Double&gt;.Add_Scalar(BufferLength: 128)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives&lt;Double&gt;.Divide_Scalar(BufferLength: 128)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives&lt;Double&gt;.SumOfSquares(BufferLength: 128)

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [aa902b7848418b6937fe5a88178e7b9e959d3845](https://github.com/dotnet/runtime/commit/aa902b7848418b6937fe5a88178e7b9e959d3845)
Compare | [4252c8d09b2ec537928f34dad269f02f167c8ce5](https://github.com/dotnet/runtime/commit/4252c8d09b2ec537928f34dad269f02f167c8ce5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/aa902b7848418b6937fe5a88178e7b9e959d3845...4252c8d09b2ec537928f34dad269f02f167c8ce5)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Security.Cryptography.Tests.Perf_CryptoConfig

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[CreateFromName - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Security.Cryptography.Tests.Perf_CryptoConfig.CreateFromName(name%3a%20%22RSA%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Security.Cryptography/Perf.CryptoConfig.cs#L15-#L26>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 473.13 ns | 390.72 ns | 0.83 | 0.05 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Security.Cryptography.Tests.Perf_CryptoConfig_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Security.Cryptography.Tests.Perf_CryptoConfig.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Security.Cryptography.Tests.Perf_CryptoConfig*'
```

<details>

### System.Security.Cryptography.Tests.Perf_CryptoConfig.CreateFromName(name: "RSA")

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [aa902b7848418b6937fe5a88178e7b9e959d3845](https://github.com/dotnet/runtime/commit/aa902b7848418b6937fe5a88178e7b9e959d3845)
Compare | [4252c8d09b2ec537928f34dad269f02f167c8ce5](https://github.com/dotnet/runtime/commit/4252c8d09b2ec537928f34dad269f02f167c8ce5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/aa902b7848418b6937fe5a88178e7b9e959d3845...4252c8d09b2ec537928f34dad269f02f167c8ce5)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Json.Serialization.Tests.WriteJson&lt;ArrayList&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[SerializeToStream - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Json.Serialization.Tests.WriteJson(ArrayList).SerializeToStream(Mode%3a%20Reflection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L89-#L95>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 6.88 μs | 5.38 μs | 0.78 | 0.02 | False | | |
|<ul><li>[SerializeToWriter - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Json.Serialization.Tests.WriteJson(ArrayList).SerializeToWriter(Mode%3a%20Reflection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L81-#L87>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 6.57 μs | 5.07 μs | 0.77 | 0.02 | False | | |
|<ul><li>[SerializeToString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Json.Serialization.Tests.WriteJson(ArrayList).SerializeToString(Mode%3a%20Reflection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L75-#L76>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1RwXLTMBC9Zyb/sOSiZHBtkxIgBjGU0oEBekky9CzsdSxGljLSuo2h/XdWscOBy2okvX373luDBISBQMIHse0DYZvu8Ejp1+BsukWvldG/FWm+7RgX0juvCePvuyvvVf9dB3r/D4g7tyWv7X5+6yosYIO1wTJ2L8Tb6cTwNFUTeh5XKULSLc6X+XJ1kb+8eLHc5etitS4uX6Xr16vVOn/zPM+LPF+MnR4PjhtF5cgiZb6zsf/M+9MrWzbx32MdsgZVFbJWaXsGlM7Weh8n91a1upz/EdeuPWhzchf1igIEafRYiQTEprPftK3iI6O9E09RyGekL2zZeV0q80mRutPURB7lNYcS5jFNGUsyWJWnmpzUy1iSUaocjmQUJodjMZ08wsG7XxwbxFgxJPCx06basdktqfaQwA9lOpRxH9eOU0C/wdAZurpHr/Y4nWTZIzw0bGRkgGdMTpxFgNmM3M2xNF2FsxlkGdwcmdIguBpqbZiLtweu40VBODVHQR5txVuLeZeN8gQP7BrmA0CeZR5LZ7rWyv/l9sN7kCfdjCNNBqXg+JCT7sfrLarQeWzRklj8BXqTZgeZAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 7.56 μs | 6.08 μs | 0.80 | 0.03 | False | | |
|<ul><li>[SerializeToWriter - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Json.Serialization.Tests.WriteJson(ArrayList).SerializeToWriter(Mode%3a%20SourceGen).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L81-#L87>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 6.57 μs | 5.08 μs | 0.77 | 0.02 | False | | |
|<ul><li>[SerializeToString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Json.Serialization.Tests.WriteJson(ArrayList).SerializeToString(Mode%3a%20SourceGen).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L75-#L76>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 7.61 μs | 6.03 μs | 0.79 | 0.01 | False | | |
|<ul><li>[SerializeObjectProperty - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Json.Serialization.Tests.WriteJson(ArrayList).SerializeObjectProperty(Mode%3a%20Reflection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L97-#L98>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 7.75 μs | 6.26 μs | 0.81 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ArrayList%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ArrayList%29_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ArrayList%29_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ArrayList%29_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ArrayList%29_005.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ArrayList%29_006.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ArrayList%29.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;ArrayList&gt;*'
```

<details>

### System.Text.Json.Serialization.Tests.WriteJson&lt;ArrayList&gt;.SerializeToStream(Mode: Reflection)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;ArrayList&gt;.SerializeToWriter(Mode: Reflection)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;ArrayList&gt;.SerializeToString(Mode: Reflection)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;ArrayList&gt;.SerializeToWriter(Mode: SourceGen)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;ArrayList&gt;.SerializeToString(Mode: SourceGen)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;ArrayList&gt;.SerializeObjectProperty(Mode: Reflection)

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [aa902b7848418b6937fe5a88178e7b9e959d3845](https://github.com/dotnet/runtime/commit/aa902b7848418b6937fe5a88178e7b9e959d3845)
Compare | [4252c8d09b2ec537928f34dad269f02f167c8ce5](https://github.com/dotnet/runtime/commit/4252c8d09b2ec537928f34dad269f02f167c8ce5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/aa902b7848418b6937fe5a88178e7b9e959d3845...4252c8d09b2ec537928f34dad269f02f167c8ce5)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Numerics.Tests.Perf_Matrix4x4

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[CreateFromYawPitchRollBenchmarkBenchmark - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Numerics.Tests.Perf_Matrix4x4.CreateFromYawPitchRollBenchmarkBenchmark.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Vectors/Perf_Matrix4x4.cs#L69-#L70>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 55.62 ns | 51.37 ns | 0.92 | 0.00 | False | | |
|<ul><li>[DecomposeBenchmark - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Numerics.Tests.Perf_Matrix4x4.DecomposeBenchmark.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Vectors/Perf_Matrix4x4.cs#L141-#L142>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl2RT4/TMBDF75X6HYZe3Ipskna7CIoswf4RSKgIbSs4IpNMGoNjV/aYTcXy3Rk36YXLWLZnnn/v2SABYSCQ8E7sToGwyz/HDr2uQr7ni5B/Qd983yryul/36/weK9cdXcBbtFXbKf9LvJ1ODOuohtCzUK0ISXc4X5Wrm6tyfbVc7ZflZnW9Wb7Ol29urstXy5dluSnLxTjp8eh4UNSOLFLho03zF90fXvFL6d5jE4oWVR2KTml7aaicbfQhvXyyqtPV/I+4Y0ZtFGlnt65GsQFBGj3WIgPxGO0nbet0yN3eib8J5APSRx3IsXVl7hWpb5rapKO8Ds6GecpJppINVuW5Zmd6mUo2osphyUYwOSyL6eQZjt79xIpgxwljyOA2alPv2eyOVHfM4KsyEWUK/s5xCugfMURD73+jVwecToriGZ5aNjIqwAsWJ84iwGxG7qGvTKxxNoOigIeeJQ2Ca6DRhrW0PYCL/FEQzsMJyKOt+ddS3lWrPMETu4b50CAvmH3lTOys/B/3NJwHeebmPtJkUAqODznp07jdogrRY4eWxOIfPbUWI3MCAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 69.77 ns | 59.51 ns | 0.85 | 0.00 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Numerics.Tests.Perf_Matrix4x4_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Numerics.Tests.Perf_Matrix4x4_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Numerics.Tests.Perf_Matrix4x4.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tests.Perf_Matrix4x4*'
```

<details>

### System.Numerics.Tests.Perf_Matrix4x4.CreateFromYawPitchRollBenchmarkBenchmark

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Numerics.Tests.Perf_Matrix4x4.DecomposeBenchmark

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>

Name	Value
Architecture	arm64
OS	Windows 10.0.22621
Queue	SurfaceWindows
Baseline	aa902b7848418b6937fe5a88178e7b9e959d3845
Compare	4252c8d09b2ec537928f34dad269f02f167c8ce5
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ToString2 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	40.01 ns	34.99 ns	0.87	0.02	False
ToString4 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	63.62 ns	58.94 ns	0.93	0.00	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
GetType_NonFullyQualifiedNames - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.35 μs	1.13 μs	0.83	0.04	False
GetType_FullyQualifiedNames - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.42 μs	1.16 μs	0.82	0.07	False
GetType_NonFullyQualifiedNames - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.50 μs	1.26 μs	0.84	0.08	False
GetType_FullyQualifiedNames - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.58 μs	1.36 μs	0.86	0.10	False
GetType_FullyQualifiedNames - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.55 μs	1.32 μs	0.85	0.09	False
GetType_FullyQualifiedNames - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.64 μs	1.43 μs	0.87	0.08	False
GetType_FullyQualifiedNames - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.56 μs	1.38 μs	0.89	0.13	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
ToLower_Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.23 ns	8.05 ns	0.87	0.38	False
IsValid_Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.35 ns	0.24 ns	0.18	0.22	False
ToUpper_Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.25 ns	8.13 ns	0.88	0.40	False
ToUpper_Chars - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.00 ns	8.40 ns	0.84	0.17	False
ToUpper_Bytes_Chars - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.29 ns	8.64 ns	0.77	0.18	False
ToLower_Chars - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.08 ns	8.33 ns	0.83	0.14	False
ToUtf16 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	17.74 ns	15.46 ns	0.87	0.06	False
FromUtf16 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	15.58 ns	13.99 ns	0.90	0.14	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
TryGetValueHit - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	64.14 ns	58.16 ns	0.91	0.02	False
TryGetValueMiss - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	63.33 ns	57.73 ns	0.91	0.02	False

Benchmark	Baseline	Test	Test/Base	Edge Detector
Add_Scalar - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	40.16 ns	37.84 ns	0.94	False
Divide_Scalar - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	132.22 ns	122.49 ns	0.93	False
SumOfSquares - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	54.46 ns	47.19 ns	0.87	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
SerializeToStream - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.88 μs	5.38 μs	0.78	0.02	False
SerializeToWriter - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.57 μs	5.07 μs	0.77	0.02	False
SerializeToString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.56 μs	6.08 μs	0.80	0.03	False
SerializeToWriter - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.57 μs	5.08 μs	0.77	0.02	False
SerializeToString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.61 μs	6.03 μs	0.79	0.01	False
SerializeObjectProperty - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.75 μs	6.26 μs	0.81	0.02	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
CreateFromYawPitchRollBenchmarkBenchmark - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	55.62 ns	51.37 ns	0.92	0.00	False
DecomposeBenchmark - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	69.77 ns	59.51 ns	0.85	0.00	False

[Perf] Windows/arm64: 34 Improvements on 5/28/2025 10:33:48 PM +00:00 #57538

Description

Run Information

Improvements in System.Tests.Perf_Version

Repro

System.Tests.Perf_Version.ToString2

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System.Tests.Perf_Version.ToString4

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Improvements in System.Tests.Perf_Type

Repro

System.Tests.Perf_Type.GetType_NonFullyQualifiedNames(input: "System.Int32")

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System.Tests.Perf_Type.GetType_FullyQualifiedNames(input: typeof(int))

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System.Tests.Perf_Type.GetType_NonFullyQualifiedNames(input: "System.Int32&")

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System.Tests.Perf_Type.GetType_FullyQualifiedNames(input: typeof(System.Int32[*]))

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System.Tests.Perf_Type.GetType_FullyQualifiedNames(input: typeof(System.Int32[]))

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System.Tests.Perf_Type.GetType_FullyQualifiedNames(input: typeof(System.Tests.Nested))

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System.Tests.Perf_Type.GetType_FullyQualifiedNames(input: typeof(System.Int32&))

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Improvements in System.Text.Perf_Ascii

Repro

System.Text.Perf_Ascii.ToLower_Bytes(Size: 6)

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System.Text.Perf_Ascii.IsValid_Bytes(Size: 6)

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System.Text.Perf_Ascii.ToUpper_Bytes(Size: 6)

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System.Text.Perf_Ascii.ToUpper_Chars(Size: 6)

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System.Text.Perf_Ascii.ToUpper_Bytes_Chars(Size: 6)

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System.Text.Perf_Ascii.ToLower_Chars(Size: 6)

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System.Text.Perf_Ascii.ToUtf16(Size: 128)

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System.Text.Perf_Ascii.FromUtf16(Size: 128)

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