# ChaCha AVX\-512 Optimization for Linux 7.5 Yields Up to 99% Improvement AMD Zen5

- HackerByte page: <https://hackerbyte.net/en/stories/optimization-of-the-chacha-encryption-algorithm-in-the-linux-operating-system-on-50429644>
- Original source: <https://www.phoronix.com/news/ChaCha-AVX-512-Linux-7.5>
- Hacker News discussion: <https://news.ycombinator.com/item?id=50429644>
- Submitted to Hacker News: 2026-11-09T18:39:41.000Z

Optimization of the ChaCha encryption algorithm in the Linux operating system on AMD Zen5 processors.

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