[GH-ISSUE #14435] Enable AVX512_VNNI for Cascade Lake CPUs #9373

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opened 2026-04-12 22:16:35 -05:00 by GiteaMirror · 1 comment
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Originally created by @yikerman on GitHub (Feb 26, 2026).
Original GitHub issue: https://github.com/ollama/ollama/issues/14435

Ollama fallback to libggml-cpu-skylakex.so backend on my Cascade Lake CPU, while fails to utilize the Intel AVX-512 VNNI instruction sets.

Originally created by @yikerman on GitHub (Feb 26, 2026). Original GitHub issue: https://github.com/ollama/ollama/issues/14435 Ollama fallback to `libggml-cpu-skylakex.so` backend on my Cascade Lake CPU, while fails to utilize the Intel AVX-512 VNNI instruction sets.
GiteaMirror added the feature request label 2026-04-12 22:16:35 -05:00
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@volkertb commented on GitHub (Mar 19, 2026):

I hope someone can review and approve this soon. It's a trivial one-line fix. Thanks!

<!-- gh-comment-id:4093286045 --> @volkertb commented on GitHub (Mar 19, 2026): I hope someone can review and approve this soon. It's a trivial one-line fix. Thanks!
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Reference: github-starred/ollama#9373