Dev Builds » 20231008-0546

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 008d59512ac38e1e4a2f7880fe4e07b902845bb0
Author Stefan Geschwentner
Date 2023-10-08 05:46:26 UTC
Simplify collection of bad moves for history updates. 1. collect only the first 32 moves searched and ignore the rest. So late bad moves get no further negative history updates. 2. collect now for quiet moves also at most 32 bad moves STC: https://tests.stockfishchess.org/tests/view/6517b3aeb3e74811c8af5651 LLR: 2.93 (-2.94,2.94) <-1.75,0.25> Total: 51168 W: 13013 L: 12810 D: 25345 Ptnml(0-2): 120, 6006, 13186, 6095, 177 LTC: https://tests.stockfishchess.org/tests/view/651adafecff46e538ee02734 LLR: 2.96 (-2.94,2.94) <-1.75,0.25> Total: 109866 W: 27786 L: 27656 D: 54424 Ptnml(0-2): 52, 11816, 31069, 11942, 54 closes https://github.com/official-stockfish/Stockfish/pull/4818 Bench: 1338617
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