AVX-512 and NNUE

Discussion of anything and everything relating to chess playing software and machines.

Moderators: hgm, Rebel, chrisw

Jouni
Posts: 3293
Joined: Wed Mar 08, 2006 8:15 pm

Re: AVX-512 and NNUE

Post by Jouni »

I did a lot test from abrok compiles and bmi2 was better than avx2 in Intel CPU. But actually no differences below 10% have no practical meaning!
Jouni
Gian-Carlo Pascutto
Posts: 1243
Joined: Sat Dec 13, 2008 7:00 pm

Re: AVX-512 and NNUE

Post by Gian-Carlo Pascutto »

syzygy wrote: Wed Sep 09, 2020 1:53 am
Gian-Carlo Pascutto wrote: Tue Sep 08, 2020 8:15 pm Has anyone benchmarked Stockfish NNUE's performance on an AVX-512 system with an AVX-512 build? How does it compare to a Zen2 AVX2 build?
This seems to get close:
https://github.com/official-stockfish/S ... -678426702
Thanks. So no point in getting AVX512 hardware.