Dev Builds » 20200809-2151

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 27b593a94477a821f80a041320683f805114d4a3
Author Joost VandeVondele
Date 2020-08-09 21:51:07 UTC
Fix a data race for NNUE the stateInfo at the rootPos is no longer read-only, as the NNUE accumulator is part of it. Threads can thus not share this object and need their own copy. tested for no regression https://tests.stockfishchess.org/tests/view/5f3022239081672066536bce LLR: 2.96 (-2.94,2.94) {-1.50,0.50} Total: 52800 W: 6843 L: 6802 D: 39155 Ptnml(0-2): 336, 4646, 16399, 4679, 340 closes https://github.com/official-stockfish/Stockfish/pull/2957 fixes https://github.com/official-stockfish/Stockfish/issues/2933 No functional change
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