Dev Builds » 20250213-1844

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 14. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN

Commit

Commit ID e089f723d87e18dc15c95a4628a65db62f44ed9c
Author Carlos Esparza
Date 2025-02-13 18:44:53 UTC
Remove two xors by setting the hash keys for unreachable squares to zero performance before: 3.6714 +- 0.20% Gcycles 3.6620 +- 0.12% Gcycles 3.6704 +- 0.26% Gcycles 3.6602 +- 0.27% Gcycles 3.6799 +- 0.37% Gcycles after: 3.6540 +- 0.30% Gcycles 3.6388 +- 0.25% Gcycles 3.6557 +- 0.17% Gcycles 3.6449 +- 0.15% Gcycles 3.6460 +- 0.26% Gcycles (every line is a different `profile-build` and shows the number of cycles needed for `./stockfish bench`, measured with `perf stat -r 10`) closes https://github.com/official-stockfish/Stockfish/pull/5754 No functional change
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