Dev Builds » 20221123-2036

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 15. 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
ncm-dbt-01 00:07:28 582277 64 17 5 42 +65.92 ± 37.57 0 2 16 14 0 +136.97 ± 86.45
ncm-dbt-02 00:06:42 585126 62 16 15 31 +5.6 ± 39.74 0 6 18 7 0 +11.21 ± 80.61
ncm-dbt-03 00:05:51 581652 48 14 13 21 +7.24 ± 42.71 0 4 15 5 0 +14.48 ± 86.84
ncm-dbt-04 00:07:29 568077 66 21 19 26 +10.53 ± 35.73 0 5 21 7 0 +21.08 ± 72.43
ncm-dbt-05 00:07:34 578300 62 20 14 28 +33.73 ± 36.65 0 3 19 9 0 +68.1 ± 76.48
302 88 66 148 +25.35 ± 17.4 0 20 89 42 0 +50.98 ± 35.46

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
431391 ncm-dbt-03 581652 48 14 13 21 +7.24 ± 42.71 0 4 15 5 0 +14.48 ± 86.84
431390 ncm-dbt-02 585126 62 16 15 31 +5.6 ± 39.74 0 6 18 7 0 +11.21 ± 80.61
431389 ncm-dbt-01 582277 64 17 5 42 +65.92 ± 37.57 0 2 16 14 0 +136.97 ± 86.45
431388 ncm-dbt-04 568077 66 21 19 26 +10.53 ± 35.73 0 5 21 7 0 +21.08 ± 72.43
431387 ncm-dbt-05 578300 62 20 14 28 +33.73 ± 36.65 0 3 19 9 0 +68.1 ± 76.48

Commit

Commit ID 1370127fcd72b5c6646ff03a4a779b81ad0bcf3d
Author peregrineshahin
Date 2022-11-23 20:36:22 UTC
Simplify both quiet check evasions' conditions passed Non-regression STC: https://tests.stockfishchess.org/tests/view/6370b647f1b748d4819e0b64 LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 162904 W: 43249 L: 43171 D: 76484 Ptnml(0-2): 491, 17089, 46220, 17155, 497 closes https://github.com/official-stockfish/Stockfish/pull/4228 No functional change
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