Dev Builds » 20240523-1937

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 72a345873d9cf24542dc73cd5a28eba7d23b0d2b
Author Muzhen Gaming
Date 2024-05-23 19:37:46 UTC
Revert "Reduce When TTValue is Above Alpha" The patch regressed significantly at longer time controls. In particular, the `depth--` behavior was predicted to scale badly based on data from other variations of the patch. Passed VVLTC 1st sprt: https://tests.stockfishchess.org/tests/view/664d45cf830eb9f886616c7d LLR: 2.95 (-2.94,2.94) <0.00,2.00> Total: 51292 W: 13242 L: 12954 D: 25096 Ptnml(0-2): 5, 4724, 15896, 5020, 1 Passed VVLTC 2nd sprt: https://tests.stockfishchess.org/tests/view/664e641a928b1fb18de4e385 LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 41884 W: 10933 L: 10634 D: 20317 Ptnml(0-2): 1, 3759, 13125, 4054, 3 closes https://github.com/official-stockfish/Stockfish/pull/5283 Bench: 1503815
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