Dev Builds » 20200823-2109

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

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 cc9d503ddea998890112efd08fae3705f2727e37
Author syzygy1
Date 2020-08-23 21:09:31 UTC
Skip the alignment bug workaround for Clang Clang-10.0.0 poses as gcc-4.2: $ clang++ -E -dM - </dev/null | grep GNUC This means that Clang is using the workaround for the alignment bug of gcc-8 even though it does not have the bug (as far as I know). This patch should speed up AVX2 and AVX512 compiles on Windows (when using Clang), because it disables (for Clang) the gcc workaround we had introduced in this commit: https://github.com/official-stockfish/Stockfish/commit/875183b310a8249922c2155e82cb4cecfae2097e closes https://github.com/official-stockfish/Stockfish/pull/3050 No functional change.
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