Dev Builds » 20240521-0607

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	4a66a7c9caeca70ea8cd4527de7ec1e839b6cf46
Author	Michael Chaly
Date	2024-05-21 06:07:22 UTC
Do more aggressive pawn history updates Tweak of recent patch that made pawn history to update for move that caused a fail low - and setting up default value of it to -900. This patch makes it more aggressive - twice bigger updates and default value -1100. Passed STC: https://tests.stockfishchess.org/tests/view/6648c5d4308cceea45533b5d LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 235200 W: 61090 L: 60476 D: 113634 Ptnml(0-2): 763, 27952, 59651, 28376, 858 Passed LTC: https://tests.stockfishchess.org/tests/view/664a1008ae57c1758ac5b523 LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 20076 W: 5193 L: 4908 D: 9975 Ptnml(0-2): 7, 2105, 5534, 2380, 12 closes https://github.com/official-stockfish/Stockfish/pull/5268 Bench: 1590474