Dev Builds » 20220129-0758

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 06:56:47 582345 4000 984 1170 1846 -16.17 ± 5.23 4 555 1069 367 5 -32.58 ± 10.38
ncm-dbt-02 06:58:03 585799 4000 900 1190 1910 -25.23 ± 5.31 12 608 1041 336 3 -49.14 ± 10.54
ncm-dbt-03 06:56:52 585531 4010 914 1134 1962 -19.08 ± 5.12 5 555 1104 337 4 -38.1 ± 10.18
ncm-dbt-04 06:57:36 567408 4000 914 1149 1937 -20.44 ± 5.34 7 592 1036 359 6 -40.84 ± 10.57
ncm-dbt-05 06:57:58 579006 3990 921 1116 1953 -16.99 ± 5.09 7 527 1116 344 1 -33.01 ± 10.11
20000 4633 5759 9608 -19.58 ± 2.33 35 2837 5366 1743 19 -38.72 ± 4.63

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
433414 ncm-dbt-03 586350 10 2 4 4 -70.41 ± 134.07 0 3 1 1 0 -147.19 ± 653.91
433413 ncm-dbt-05 579785 490 99 141 250 -29.85 ± 13.64 0 72 143 30 0 -60.15 ± 27.95
433412 ncm-dbt-02 585337 500 112 169 219 -39.78 ± 16.1 6 85 119 40 0 -71.89 ± 31.31
433411 ncm-dbt-01 581444 500 133 143 224 -6.95 ± 14.66 0 62 137 50 1 -15.3 ± 29.02
433410 ncm-dbt-04 565194 500 117 135 248 -12.51 ± 15.48 1 71 123 55 0 -23.66 ± 30.78
433409 ncm-dbt-03 585464 500 111 145 244 -23.66 ± 14.45 0 75 134 41 0 -47.55 ± 29.36
433408 ncm-dbt-05 573244 500 120 132 248 -8.34 ± 13.73 0 57 148 45 0 -16.69 ± 27.55
433407 ncm-dbt-04 564057 500 114 151 235 -25.76 ± 14.6 0 76 137 35 2 -54.65 ± 28.94
433406 ncm-dbt-01 583279 500 120 136 244 -11.12 ± 14.37 1 60 144 44 1 -22.27 ± 28.08
433405 ncm-dbt-02 587197 500 97 149 254 -36.26 ± 14.66 1 84 132 32 1 -73.34 ± 29.56
433404 ncm-dbt-03 588515 500 120 150 230 -20.87 ± 14.5 2 67 140 41 0 -39.08 ± 28.58
433403 ncm-dbt-05 579537 500 119 138 243 -13.21 ± 14.28 1 62 142 45 0 -25.06 ± 28.35
433402 ncm-dbt-01 577602 500 116 150 234 -23.66 ± 15.08 1 76 130 42 1 -47.55 ± 29.89
433401 ncm-dbt-04 567918 500 116 135 249 -13.21 ± 14.41 0 66 137 47 0 -26.46 ± 29.0
433400 ncm-dbt-02 586477 500 127 156 217 -20.17 ± 14.58 1 70 136 43 0 -39.08 ± 29.11
433399 ncm-dbt-03 585970 500 115 135 250 -13.9 ± 14.21 1 61 146 41 1 -27.85 ± 27.8
433398 ncm-dbt-05 577848 500 123 135 242 -8.34 ± 15.27 0 69 124 57 0 -16.69 ± 30.66
433397 ncm-dbt-01 583489 500 119 148 233 -20.17 ± 15.08 0 77 125 48 0 -40.48 ± 30.53
433396 ncm-dbt-03 584622 500 119 145 236 -18.08 ± 13.89 0 65 147 37 1 -37.67 ± 27.63
433395 ncm-dbt-04 569350 500 100 154 246 -37.67 ± 15.13 1 90 121 38 0 -74.79 ± 31.04
433394 ncm-dbt-02 583992 500 113 138 249 -17.39 ± 15.0 0 73 130 46 1 -36.26 ± 29.9
433393 ncm-dbt-01 582694 500 128 160 212 -22.26 ± 14.73 1 73 133 43 0 -43.3 ± 29.5
433392 ncm-dbt-05 582569 500 127 145 228 -12.51 ± 14.36 2 58 147 42 1 -23.66 ± 27.68
433391 ncm-dbt-02 586266 500 108 153 239 -31.35 ± 14.85 3 76 134 37 0 -58.93 ± 29.33
433390 ncm-dbt-04 567561 500 116 153 231 -25.76 ± 15.23 2 77 127 44 0 -48.96 ± 30.27
433389 ncm-dbt-03 581236 500 110 141 249 -21.57 ± 14.16 0 71 139 40 0 -43.3 ± 28.7
433388 ncm-dbt-01 583698 500 108 137 255 -20.17 ± 14.83 0 75 129 46 0 -40.48 ± 30.02
433387 ncm-dbt-05 578547 500 113 148 239 -24.36 ± 15.38 2 77 125 46 0 -46.13 ± 30.53
433386 ncm-dbt-03 585885 500 117 134 249 -11.82 ± 13.49 0 57 154 38 1 -25.06 ± 26.7
433385 ncm-dbt-02 588132 500 116 150 234 -23.66 ± 15.08 0 80 124 46 0 -47.55 ± 30.66
433384 ncm-dbt-04 567997 500 117 153 230 -25.06 ± 15.18 1 78 128 42 1 -50.38 ± 30.14
433383 ncm-dbt-01 583531 500 136 152 212 -11.12 ± 14.5 0 64 139 46 1 -23.66 ± 28.75
433382 ncm-dbt-05 580199 500 98 139 263 -28.55 ± 14.79 2 76 133 39 0 -54.65 ± 29.48
433381 ncm-dbt-02 585885 500 111 140 249 -20.17 ± 14.45 0 72 135 43 0 -40.48 ± 29.24
433380 ncm-dbt-03 587707 500 114 138 248 -16.69 ± 15.44 1 73 126 49 1 -33.46 ± 30.41
433379 ncm-dbt-04 568951 500 113 133 254 -13.9 ± 15.35 1 71 125 53 0 -26.46 ± 30.53
433378 ncm-dbt-01 583028 500 124 144 232 -13.9 ± 15.1 1 68 132 48 1 -27.85 ± 29.65
433377 ncm-dbt-03 584034 500 106 142 252 -25.06 ± 15.67 1 83 117 49 0 -48.96 ± 31.54
433376 ncm-dbt-04 568236 500 121 135 244 -9.73 ± 15.14 1 63 138 45 3 -22.27 ± 28.88
433375 ncm-dbt-05 580323 500 122 138 240 -11.12 ± 13.29 0 56 154 40 0 -22.27 ± 26.71
433374 ncm-dbt-02 583112 500 116 135 249 -13.21 ± 15.17 1 68 131 49 1 -26.46 ± 29.78

Commit

Commit ID 90d051952f4fce415f09f316e24e1701aafa7a92
Author Michael Chaly
Date 2022-01-29 07:58:12 UTC
Do stats updates after LMR for captures Since captures that are in LMR use continuation histories of corresponding quiet moves it makes sense to update this histories if this capture passes LMR by analogy to existing logic for quiet moves. Passed STC https://tests.stockfishchess.org/tests/view/61f367eef7fba9f1a4f1318b LLR: 2.94 (-2.94,2.94) <0.00,2.50> Total: 208464 W: 56006 L: 55407 D: 97051 Ptnml(0-2): 964, 23588, 54655, 23935, 1090 Passed LTC https://tests.stockfishchess.org/tests/view/61f41e34f7fba9f1a4f15241 LLR: 2.96 (-2.94,2.94) <0.50,3.00> Total: 69144 W: 18793 L: 18441 D: 31910 Ptnml(0-2): 65, 6982, 20142, 7302, 81 closes https://github.com/official-stockfish/Stockfish/pull/3910 bench 4637392
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