Dev Builds » 20261010-1340

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.

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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	186d6a41c1303317e4af31ed1859673f6699c12b
Author	mstembera
Date	2026-10-10 13:40:07 UTC
One instance of reductions array STC https://tests.stockfishchess.org/tests/view/6abc689cc109910452a9aa6d LLR: 2.93 (-2.94,2.94) <-1.75,0.25> Total: 144288 W: 36608 L: 36515 D: 71165 Ptnml(0-2): 189, 15260, 41141, 15377, 177 Use just one reductions array by all workers instead of separate instances. (Now possible since we don't depend on thread count any more) closes https://github.com/official-stockfish/Stockfish/pull/7205 No functional change