Dev Builds » 20221208-1943

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 cb0c7a98485fbef4e5d6ed5f5b08201113ce0b4e
Author Guenther Demetz
Date 2022-12-08 19:43:21 UTC
Correctly output lowerbound/upperbound scores fixes the lowerbound/upperbound output by avoiding scores outside the alpha,beta bracket. Since SF search uses fail-soft we can't simply take the returned value as score. closes https://github.com/official-stockfish/Stockfish/pull/4259 No functional change
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