Dev Builds » 20210603-2323

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 0b7cc8bd2f5a51de9f911fcdfb253b1c9f513897
Author bmc4
Date 2021-06-03 23:23:49 UTC
Introducing NodeType Root We transform rootNode into constexpr by adding a new NodeType `Root`, which causes a speed up. Local test: ``` Build Tester: 1.4.7.0 Windows 10 (Version 10.0, Build 0, 64-bit Edition) Intel(R) Core(TM) i7-8750H CPU @ 2.20GHz SafeMode: No Running In VM: No HyperThreading Enabled: Yes CPU Warmup: Yes Command Line: bench Tests per Build: 25 ANOVA: n/a Engine# (NPS) Speedup Sp Conf. 95% S.S. patch (920.179,4) ---> master (906.329,2) ---> 1,528% 20.336,5 Yes No ``` --------- STC: LLR: 2.94 (-2.94,2.94) <-0.50,2.50> Total: 98216 W: 8348 L: 8102 D: 81766 Ptnml(0-2): 295, 6357, 35549, 6621, 286 https://tests.stockfishchess.org/tests/view/60b797e2457376eb8bcaa0ab Yellow LTC: LLR: -2.95 (-2.94,2.94) <0.50,3.50> Total: 76936 W: 2651 L: 2626 D: 71659 Ptnml(0-2): 29, 2233, 33916, 2264, 26 https://tests.stockfishchess.org/tests/view/60b80d6d457376eb8bcaa145 closes https://github.com/official-stockfish/Stockfish/pull/3522 No functional change
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