Arch Linux ALHP Adds x86-64-v4 Repository For Packages Built With AVX-512

Written by Michael Larabel in Arch Linux on 14 December 2023 at 06:36 AM EST. 30 Comments
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The unofficial "ALHP" repositories for Arch Linux have begun offering an x86-64-v4 tuned repository for packages built against this current highest x86-64 micro-architecture feature level for the latest Intel and AMD processors with AVX-512 support.

ALHP is now offering a repository for x86-64-v4 built packages, complementing their packages targeting the other x86-64 feature levels. Plus these ALHP packages continue to be built with the "-O3" optimization level as well as link-time optimizations (LTO) in aiming to deliver better performance than the stock Arch Linux packages.

AVX-512 presence


The x86-64-v4 feature level is most notable for having AVX-512 requirements compared to x86-64-v3 that is more aligned to Intel Haswell era hardware. Thus the ALHP x86-64-v4 repository is just for those on Intel Rocket Lake with AVX-512, supported Intel Xeon CPUs having AVX-512, or the AMD Zen 4 based products that all sport AVX-512.

More details on setting up your Arch Linux install for ALHP to make use of x86-64 feature levels and the -O3 and LTO tuned packages can find out more details via this Git repository. If time allows soon I'll be firing up some new Arch Linux benchmarks with ALHP.
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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.

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