Dev Builds » 20230203-1910

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 07:01:56 584090 4000 1197 860 1943 +29.34 ± 5.09 2 289 1085 618 6 +58.39 ± 10.27
ncm-dbt-02 06:58:50 586440 4000 1235 785 1980 +39.25 ± 5.17 2 265 1018 711 4 +79.17 ± 10.65
ncm-dbt-03 07:00:07 584761 4000 1230 818 1952 +35.91 ± 5.13 2 267 1055 669 7 +71.7 ± 10.43
ncm-dbt-04 07:00:32 569389 4000 1213 819 1968 +34.33 ± 5.03 1 266 1072 660 1 +69.35 ± 10.33
ncm-dbt-05 07:02:45 578060 4000 1226 833 1941 +34.25 ± 5.26 1 299 1015 676 9 +67.73 ± 10.68
20000 6101 4115 9784 +34.61 ± 2.3 8 1386 5245 3334 27 +69.24 ± 4.68

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
430520 ncm-dbt-03 584495 500 176 119 205 +39.78 ± 14.87 0 34 127 87 2 +77.71 ± 30.23 ↓
430519 ncm-dbt-05 578177 500 138 107 255 +21.57 ± 14.29 1 38 140 71 0 +44.72 ± 28.57 ↓
430518 ncm-dbt-04 569430 500 148 97 255 +35.56 ± 14.08 0 31 138 80 1 +70.44 ± 28.73 ↓
430517 ncm-dbt-02 586054 500 155 94 251 +42.6 ± 14.91 0 35 119 96 0 +86.52 ± 31.31 ↓
430516 ncm-dbt-01 586562 500 158 103 239 +38.37 ± 14.53 0 31 136 80 3 +73.34 ± 29.0 ↓
430515 ncm-dbt-03 584411 500 155 86 259 +48.25 ± 13.89 0 24 134 91 1 +96.94 ± 29.13 ↓
430514 ncm-dbt-01 582485 500 148 110 242 +26.46 ± 14.39 0 39 134 77 0 +53.22 ± 29.35 ↓
430513 ncm-dbt-02 586816 500 149 95 256 +37.67 ± 14.22 0 32 132 86 0 +76.25 ± 29.54 ↓
430512 ncm-dbt-05 580821 500 159 102 239 +39.78 ± 15.0 0 35 125 88 2 +77.71 ± 30.5 ↓
430511 ncm-dbt-04 567126 500 146 105 249 +28.55 ± 14.67 0 40 129 81 0 +57.5 ± 30.0 ↓
430422 ncm-dbt-01 585337 500 150 104 246 +32.05 ± 13.85 0 31 143 75 1 +63.23 ± 28.06 ↓
430421 ncm-dbt-03 586689 500 145 104 251 +28.55 ± 14.28 0 36 138 75 1 +56.07 ± 28.8 ↓
430420 ncm-dbt-05 583405 500 148 106 246 +29.25 ± 14.46 0 38 132 80 0 +58.93 ± 29.6 ↓
430419 ncm-dbt-04 569869 500 152 105 243 +32.76 ± 13.9 0 32 139 79 0 +66.1 ± 28.61 ↓
430418 ncm-dbt-02 586181 500 159 102 239 +39.78 ± 14.08 0 30 133 87 0 +80.63 ± 29.38 ↓
430417 ncm-dbt-01 585590 500 148 94 258 +37.67 ± 14.87 0 36 125 88 1 +74.79 ± 30.51 ↓
430416 ncm-dbt-03 586097 500 158 101 241 +39.78 ± 14.35 0 32 129 89 0 +80.63 ± 29.95 ↓
430415 ncm-dbt-05 576619 500 148 91 261 +39.78 ± 14.35 0 31 132 86 1 +79.17 ± 29.53 ↓
430414 ncm-dbt-02 585632 500 160 109 231 +35.56 ± 14.08 1 29 138 82 0 +73.34 ± 28.71 ↓
430413 ncm-dbt-04 570388 500 161 108 231 +36.97 ± 14.57 0 35 127 88 0 +74.79 ± 30.24 ↓
430412 ncm-dbt-01 583112 500 135 119 246 +11.12 ± 14.24 2 41 146 61 0 +25.06 ± 27.81 ↓
430411 ncm-dbt-03 584076 500 146 114 240 +22.26 ± 14.34 0 40 139 70 1 +43.3 ± 28.7 ↓
430410 ncm-dbt-05 580157 500 149 96 255 +36.97 ± 14.96 0 36 127 85 2 +71.89 ± 30.24 ↓
430409 ncm-dbt-04 571873 500 146 103 251 +29.95 ± 13.84 0 33 141 76 0 +60.36 ± 28.36 ↓
430408 ncm-dbt-02 587452 500 142 88 270 +37.67 ± 15.38 1 36 123 88 2 +74.79 ± 30.78 ↓
430407 ncm-dbt-01 583908 500 150 105 245 +31.35 ± 14.6 0 37 132 80 1 +61.79 ± 29.59 ↓
430406 ncm-dbt-03 586012 500 149 96 255 +36.97 ± 14.57 0 34 130 85 1 +73.34 ± 29.83 ↓
430405 ncm-dbt-05 573810 500 167 116 217 +35.56 ± 15.25 0 39 123 86 2 +68.99 ± 30.78 ↓
430404 ncm-dbt-04 567126 500 160 99 241 +42.6 ± 15.16 0 37 115 98 0 +86.52 ± 31.85 ↓
430403 ncm-dbt-02 586901 500 163 100 237 +44.01 ± 14.99 0 34 120 95 1 +88.0 ± 31.17 ↓
430402 ncm-dbt-01 584117 500 151 110 239 +28.55 ± 14.79 0 41 127 82 0 +57.5 ± 30.27 ↓
430401 ncm-dbt-03 582819 500 146 89 265 +39.78 ± 15.13 1 34 123 91 1 +80.63 ± 30.77 ↓
430400 ncm-dbt-05 577438 500 158 109 233 +34.16 ± 15.53 0 43 116 90 1 +67.55 ± 31.69 ↓
430399 ncm-dbt-04 568673 500 144 101 255 +29.95 ± 13.42 0 30 147 73 0 +60.36 ± 27.51 ↓
430398 ncm-dbt-02 586223 500 140 91 269 +34.16 ± 14.52 0 35 132 82 1 +67.55 ± 29.58 ↓
430397 ncm-dbt-01 581610 500 157 115 228 +29.25 ± 13.79 0 33 142 75 0 +58.93 ± 28.23 ↓
430396 ncm-dbt-03 583489 500 155 109 236 +32.06 ± 14.38 1 33 135 81 0 +66.1 ± 29.17 ↓
430395 ncm-dbt-04 570629 500 156 101 243 +38.37 ± 14.13 1 28 136 85 0 +79.17 ± 28.96 ↓
430394 ncm-dbt-02 586266 500 167 106 227 +42.6 ± 14.78 0 34 121 95 0 +86.52 ± 31.04 ↓
430393 ncm-dbt-05 574054 500 159 106 235 +36.97 ± 15.21 0 39 120 90 1 +73.34 ± 31.18 ↓

Commit

Commit ID 1cdc0f78bd937637128ad10f5168cdb80390f6fb
Author Michael Chaly
Date 2023-02-03 19:10:08 UTC
Simplify usage of optimism in complexity This patch removes one condition in optimism usage in complexity, now negative optimism also impacts it. Passed STC: https://tests.stockfishchess.org/tests/view/63d34f43721fe2bff692fb12 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 204920 W: 54343 L: 54309 D: 96268 Ptnml(0-2): 598, 22648, 55897, 22756, 561 Passed LTC: https://tests.stockfishchess.org/tests/view/63d612a2a67dd929a556075c LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 200712 W: 53207 L: 53172 D: 94333 Ptnml(0-2): 58, 19664, 60901, 19651, 82 closes https://github.com/official-stockfish/Stockfish/pull/4377 bench 4204964
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