Dev Builds » 20230102-1807

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 06:59:29 582267 4000 1136 867 1997 +23.4 ± 5.21 5 328 1064 599 4 +47.19 ± 10.4
ncm-dbt-02 07:00:40 585670 4008 1182 839 1987 +29.81 ± 5.23 1 312 1043 639 9 +58.63 ± 10.52
ncm-dbt-03 07:01:19 586305 3992 1182 858 1952 +28.26 ± 5.12 1 299 1078 611 7 +55.83 ± 10.31
ncm-dbt-04 06:59:37 570040 4000 1137 839 2024 +25.93 ± 5.22 0 328 1056 606 10 +50.38 ± 10.45
ncm-dbt-05 06:59:04 582046 4000 1205 864 1931 +29.69 ± 5.2 3 302 1053 635 7 +59.11 ± 10.46
20000 5842 4267 9891 +27.42 ± 2.32 10 1569 5294 3090 37 +54.22 ± 4.66

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
412568 ncm-dbt-02 586646 8 1 1 6 -0.0 ± 125.78 0 1 2 1 0 -0.0 ± 296.58 ↓
412567 ncm-dbt-03 589069 492 151 111 230 +28.31 ± 14.59 1 34 136 74 1 +57.0 ± 29.0 ↓
412566 ncm-dbt-01 584958 500 151 105 244 +32.05 ± 14.25 0 35 134 81 0 +64.66 ± 29.31 ↓
412565 ncm-dbt-04 569470 500 134 98 268 +25.06 ± 14.68 0 41 133 75 1 +48.96 ± 29.49 ↓
412564 ncm-dbt-05 582694 500 148 108 244 +27.86 ± 15.37 1 43 121 85 0 +57.5 ± 31.04 ↓
412563 ncm-dbt-02 587155 500 152 105 243 +32.76 ± 14.17 0 34 135 81 0 +66.1 ± 29.17 ↓
412562 ncm-dbt-03 586139 500 161 115 224 +32.05 ± 14.38 0 35 135 79 1 +63.23 ± 29.18 ↓
412561 ncm-dbt-01 581818 500 135 104 261 +21.57 ± 14.55 0 43 133 74 0 +43.3 ± 29.5 ↓
412560 ncm-dbt-04 569350 500 147 106 247 +28.55 ± 13.74 0 33 143 74 0 +57.5 ± 28.1 ↓
412559 ncm-dbt-05 578547 500 149 100 251 +34.16 ± 13.99 0 32 137 81 0 +68.99 ± 28.88 ↓
412558 ncm-dbt-02 587494 500 152 103 245 +34.16 ± 15.29 0 40 123 85 2 +66.1 ± 30.78 ↓
412557 ncm-dbt-03 586139 500 146 99 255 +32.75 ± 15.32 0 40 126 81 3 +61.79 ± 30.39 ↓
412556 ncm-dbt-01 584411 500 144 119 237 +17.39 ± 14.49 1 41 141 66 1 +34.86 ± 28.46 ↓
412555 ncm-dbt-04 571110 500 141 100 259 +28.55 ± 15.05 0 41 129 78 2 +54.65 ± 30.01 ↓
412554 ncm-dbt-02 587367 500 148 106 246 +29.25 ± 14.84 0 40 129 80 1 +57.5 ± 30.0 ↓
412553 ncm-dbt-05 583028 500 141 100 259 +28.55 ± 14.79 0 41 127 82 0 +57.5 ± 30.27 ↓
412552 ncm-dbt-01 580696 500 139 99 262 +27.86 ± 15.12 3 35 131 81 0 +60.36 ± 29.73 ↓
412551 ncm-dbt-03 586266 500 156 103 241 +36.97 ± 14.44 0 33 132 84 1 +73.34 ± 29.56 ↓
412550 ncm-dbt-04 570789 500 146 111 243 +24.36 ± 14.76 0 42 132 75 1 +47.55 ± 29.63 ↓
412549 ncm-dbt-02 586435 500 152 99 249 +36.97 ± 14.96 0 35 130 82 3 +70.44 ± 29.84 ↓
412548 ncm-dbt-05 581610 500 154 99 247 +38.37 ± 14.4 0 31 135 82 2 +74.79 ± 29.13 ↓
412547 ncm-dbt-03 585759 500 148 103 249 +31.35 ± 14.6 0 38 129 83 0 +63.23 ± 29.99 ↓
412546 ncm-dbt-02 582611 500 145 99 256 +32.05 ± 14.25 0 33 140 75 2 +61.79 ± 28.49 ↓
412545 ncm-dbt-05 579455 500 158 113 229 +31.35 ± 13.94 0 33 139 78 0 +63.23 ± 28.63 ↓
412544 ncm-dbt-04 571672 500 141 103 256 +26.45 ± 14.65 0 40 133 76 1 +51.8 ± 29.48 ↓
412543 ncm-dbt-01 583614 500 147 108 245 +27.15 ± 15.08 0 44 123 83 0 +54.65 ± 30.79 ↓
412542 ncm-dbt-03 586562 500 139 110 251 +20.17 ± 14.58 0 43 136 70 1 +39.08 ± 29.11 ↓
412541 ncm-dbt-02 582402 500 141 102 257 +27.15 ± 14.83 0 41 130 78 1 +53.22 ± 29.88 ↓
412540 ncm-dbt-01 578506 500 145 100 255 +31.35 ± 14.6 0 37 132 80 1 +61.79 ± 29.59 ↓
412539 ncm-dbt-04 569151 500 145 111 244 +23.66 ± 15.81 0 48 124 74 4 +41.89 ± 30.66 ↓
412538 ncm-dbt-05 580987 500 161 119 220 +29.25 ± 15.09 0 40 131 76 3 +54.65 ± 29.74 ↓
412537 ncm-dbt-02 585126 500 142 122 236 +13.91 ± 15.83 1 55 117 77 0 +29.25 ± 31.51 ↓
412536 ncm-dbt-05 586181 500 145 109 246 +25.06 ± 15.06 1 42 127 80 0 +51.8 ± 30.27 ↓
412535 ncm-dbt-03 584579 500 139 109 252 +20.87 ± 14.11 0 40 140 70 0 +41.89 ± 28.57 ↓
412534 ncm-dbt-01 581153 500 150 119 231 +21.57 ± 14.55 0 43 133 74 0 +43.3 ± 29.5 ↓
412533 ncm-dbt-04 569190 500 134 98 268 +25.06 ± 14.42 0 40 134 76 0 +50.38 ± 29.35 ↓
412532 ncm-dbt-01 582987 500 125 113 262 +8.34 ± 15.03 1 50 137 60 2 +15.3 ± 29.02 ↓
412531 ncm-dbt-04 569589 500 149 112 239 +25.76 ± 14.98 0 43 128 78 1 +50.38 ± 30.14 ↓
412530 ncm-dbt-05 583866 500 149 116 235 +22.96 ± 14.91 1 40 136 71 2 +44.72 ± 29.1 ↓
412529 ncm-dbt-02 585801 500 149 102 249 +32.76 ± 14.03 0 33 137 80 0 +66.1 ± 28.89 ↓
412528 ncm-dbt-03 585928 500 142 108 250 +23.66 ± 13.78 0 36 144 70 0 +47.55 ± 28.01 ↓

Commit

Commit ID b60f9cc4515cdfb657a0166abb29a60257cc59e1
Author Sebastian Buchwald
Date 2023-01-02 18:07:38 UTC
Update copyright years Happy New Year! closes https://github.com/official-stockfish/Stockfish/pull/4315 No functional change
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