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⇱ AMD Previews Mysterious Linux Runtime Stack For Ryzen AI NPUs - Phoronix


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AMD Previews Mysterious Linux Runtime Stack For Ryzen AI NPUs

Written by Michael Larabel in AMD on 23 May 2025 at 05:54 AM EDT. 2 Comments
While there is the AMDXDNA accelerator driver that was upstreamed to the mainline kernel earlier this year with Linux 6.14 for supporting the AMD Ryzen AI NPUs and also their AIE Plugin for IREE user-space components, it seems something more is on the way.

AMD was late in getting their Ryzen AI NPU support out for Linux but for a few months now the kernel accelerator driver is in the mainline kernel and the associated user-space software/toolchain is publicly available via GitHub. Thus coming as a surprise three weeks ago was an announcement of a Linux runtime stack "preview" now being available:
"A preview version of the Linux runtime stack is now available on the Ryzen AI SW Early Access Secure Site. People interested in testing the flow can request access here: https://account.amd.com/en/member/ryzenai-sw-ea.html"

The mentioned URL just takes users to a sign-on page. I have sought clarification from AMD about this Linux runtime stack preview for Ryzen AI, but alas no response on the matter. I'd have to guess that it's just a packaged-up DKMS version of the Ryzen AI AMDXDNA kernel driver for use on enterprise Linux distributions with older kernel versions and similarly a build of their iree-amd-aie user-space bits.

👁 Ryzen AI MAX SoC


In any event any improvements to their AMD Ryzen AI NPU stack for Linux is much welcome in making it more useful and practical for Linux customers. We are also still waiting to hear anything more on their Unified AI Software Stack plans.

Michael Larabel is the principal author of Phoronix.com and founded the site in 2004 with a focus on enriching the Linux hardware experience. Michael has written more than 20,000 articles covering the state of Linux hardware support, Linux performance, graphics drivers, and other topics. Michael is also the lead developer of the Phoronix Test Suite, Phoromatic, and OpenBenchmarking.org automated benchmarking software. He can be followed via Twitter, LinkedIn, or contacted via MichaelLarabel.com.