Dev Builds » 20120203-1243

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 7. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games Wins Losses Draws Elo

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN

Commit

Commit ID c94cfebb7e6d787b9bdf2670cc1436eb0dfbea57
Author Marco Costalba
Date 2012-02-03 12:43:58 UTC
Reduce lock contention in idle_loop Release split point lock before to wake up master thread. This seems to increase speed in case "sleeping threads" are used: After 7792 games with 4 threads at very fast TC (2"+0.05) Mod vs Orig 1722 - 1627 - 4443 ELO +4 (+- 5.1) No functional change. Signed-off-by: Marco Costalba <mcostalba@gmail.com>
Copyright 2011–2026 Next Chess Move LLC