[Perf] Windows/x64: 1 Improvement on 7/1/2026 9:59:07 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22631
Queue | ViperWindows
Baseline | [a31b4923d5b3cc51681c997b7c4834960cc5337a](https://github.com/dotnet/runtime/commit/a31b4923d5b3cc51681c997b7c4834960cc5337a)
Compare | [2ca5bd514647fe0e961dd237dc9af0004479da6f](https://github.com/dotnet/runtime/commit/2ca5bd514647fe0e961dd237dc9af0004479da6f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a31b4923d5b3cc51681c997b7c4834960cc5337a...2ca5bd514647fe0e961dd237dc9af0004479da6f)
Configs | CompilationMode:tiered, RunKind:micro

### Improvements in System.Perf_Convert

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|

• [FromHexString - Duration of single invocation]()
• [ADX - Test Multi Config Graph]()

![graph]()
[Test Report]()

### 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.Perf_Convert*'
```

### System.Perf_Convert.FromHexString

#### 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)

Start with the linked System.Perf_Convert.FromHexString performance report and the provided benchmarks_ci.py command, then compare the baseline and test commits listed in the issue. The issue does not name an implementation file or failing test; done would require identifying the relevant runtime or benchmark area and validating the reported improvement.

Written by the indexing model from the issue text.