Dev Builds » 20260204-1717

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	2321cf2f77b241d685ee68c9896f6574a6f12d0d
Author	Pieter te Brake
Date	2026-02-04 17:17:23 UTC
Simplify en passant square update in Position::do_move(). Passed non-regression STC: LLR: 2.96 (-2.94,2.94) <-1.75,0.25> Total: 119680 W: 31011 L: 30884 D: 57785 Ptnml(0-2): 354, 13231, 32575, 13294, 386 https://tests.stockfishchess.org/tests/view/6973b06c6cd60a8e97ca62e5 closes https://github.com/official-stockfish/Stockfish/pull/6565 No functional change