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### What's new in this release

#### HIP SDK for Windows

AMD is pleased to announce the availability of the HIP SDK for Windows as part
of ROCm software. The
[HIP SDK OS and GPU support page](https://rocm.docs.amd.com/en/docs-5.5.1/release/windows_support.html)
lists the versions of Windows and GPUs validated by AMD. HIP SDK features on
Windows are described in detail in our
[What is ROCm?](https://rocm.docs.amd.com/en/docs-5.5.1/rocm.html#rocm-on-windows)
page and differs from the Linux feature set. Visit
[Quick Start](https://rocm.docs.amd.com/en/docs-5.5.1/deploy/windows/quick_start.html#)
page to get started. Known issues are tracked on
[GitHub](https://github.com/ROCm/ROCm/issues?q=is%3Aopen+label%3A5.5.1+label%3A%22Verified+Issue%22+label%3AWindows).

#### HIP API change

The following HIP API is updated in the ROCm 5.5.1 release:

##### `hipDeviceSetCacheConfig`

* The return value for `hipDeviceSetCacheConfig` is updated from `hipErrorNotSupported` to
  `hipSuccess`
