Dev Builds » 20240605-1933

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 36eb9bc783d35842571d0d4313349b964892d9ca
Author Viren6
Date 2024-06-05 19:33:46 UTC
Use futility margin in razoring margin Uses futilityMargin * depth to set the razoring margin. This retains the quadratic depth scaling to preserve mate finding capabilities. This patch is nice because it increases the elo sensitivity of the futility margin heuristics. Passed STC: https://tests.stockfishchess.org/tests/view/665f9892fd11ae7170b4849c LLR: 2.93 (-2.94,2.94) <0.00,2.00> Total: 39392 W: 10348 L: 10030 D: 19014 Ptnml(0-2): 99, 4585, 10009, 4905, 98 Passed LTC: https://tests.stockfishchess.org/tests/view/665f9d2dfd11ae7170b484a8 LLR: 2.95 (-2.94,2.94) <0.50,2.50> Total: 107910 W: 27521 L: 27053 D: 53336 Ptnml(0-2): 73, 11835, 29670, 12305, 72 closes https://github.com/official-stockfish/Stockfish/pull/5360 bench 1277173
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