Dev Builds » 20231021-0837

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 15. 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 8366ec48ae6fc57dffad849b20844d5b07f963b4
Author mstembera
Date 2023-10-21 08:37:27 UTC
Scale down stat bonus STC https://tests.stockfishchess.org/tests/view/652eff58de6d262d08d33353 LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 88224 W: 22618 L: 22228 D: 43378 Ptnml(0-2): 282, 10177, 22783, 10609, 261 LTC https://tests.stockfishchess.org/tests/view/652fd13bde6d262d08d3481a LLR: 2.95 (-2.94,2.94) <0.50,2.50> Total: 143508 W: 36674 L: 36142 D: 70692 Ptnml(0-2): 92, 15240, 40534, 15820, 68 Reduces the stat bonus by 20%. Maybe future patches can tune the actual bonus calculations for different histories. closes https://github.com/official-stockfish/Stockfish/pull/4836 bench: 1185932
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