Dev Builds » 20230125-0648

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 07:00:27 584847 4024 1232 859 1933 +32.3 ± 5.06 0 285 1071 654 2 +64.81 ± 10.35
ncm-dbt-02 07:00:27 586527 3996 1214 826 1956 +33.84 ± 5.09 4 264 1076 648 6 +67.98 ± 10.31
ncm-dbt-03 06:59:51 583796 4000 1202 840 1958 +31.53 ± 5.21 1 301 1041 649 8 +62.33 ± 10.53
ncm-dbt-04 07:00:43 568181 4014 1205 825 1984 +32.99 ± 5.25 4 301 1016 683 3 +66.77 ± 10.67
ncm-dbt-05 06:59:21 577566 3966 1207 835 1924 +32.68 ± 5.2 1 287 1044 641 10 +64.33 ± 10.5
20000 6060 4185 9755 +32.67 ± 2.31 10 1438 5248 3275 29 +65.24 ± 4.68

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
430696 ncm-dbt-04 570789 14 1 3 10 -49.96 ± 94.42 0 3 3 1 0 -102.11 ± 234.06 ↓
430695 ncm-dbt-01 584159 24 7 6 11 +14.48 ± 75.98 0 3 5 4 0 +29.02 ± 161.17 ↓
430694 ncm-dbt-05 582903 466 143 95 228 +35.91 ± 15.93 0 36 116 78 3 +67.95 ± 31.69 ↓
430693 ncm-dbt-02 586816 496 151 104 241 +33.02 ± 15.32 0 39 126 80 3 +62.3 ± 30.38 ↓
430692 ncm-dbt-03 582068 500 157 95 248 +43.3 ± 15.45 0 36 119 92 3 +83.57 ± 31.31 ↓
430691 ncm-dbt-04 566020 500 149 103 248 +32.05 ± 15.28 0 43 118 89 0 +64.66 ± 31.43 ↓
430690 ncm-dbt-01 584411 500 161 108 231 +36.97 ± 14.04 0 31 135 84 0 +74.79 ± 29.13 ↓
430689 ncm-dbt-05 573973 500 153 115 232 +26.46 ± 14.52 0 40 132 78 0 +53.22 ± 29.61 ↓
430688 ncm-dbt-02 585337 500 148 109 243 +27.16 ± 13.64 1 30 148 71 0 +56.07 ± 27.39 ↓
430687 ncm-dbt-03 584076 500 148 105 247 +29.95 ± 14.37 1 32 142 73 2 +58.93 ± 28.23 ↓
430686 ncm-dbt-04 567680 500 158 102 240 +39.08 ± 15.08 1 35 121 93 0 +80.63 ± 31.04 ↓
430685 ncm-dbt-01 585042 500 145 114 241 +21.57 ± 14.55 0 43 133 74 0 +43.3 ± 29.5 ↓
430684 ncm-dbt-05 572155 500 142 106 252 +25.06 ± 13.89 0 35 145 69 1 +48.96 ± 27.86 ↓
430683 ncm-dbt-02 584916 500 155 102 243 +36.97 ± 14.17 0 31 136 82 1 +73.34 ± 29.0 ↓
430682 ncm-dbt-03 586731 500 150 112 238 +26.45 ± 13.86 0 34 145 70 1 +51.8 ± 27.85 ↓
430681 ncm-dbt-04 563548 500 154 112 234 +29.25 ± 15.22 1 41 123 85 0 +60.36 ± 30.78 ↓
430680 ncm-dbt-01 585211 500 156 105 239 +35.56 ± 13.39 0 27 145 78 0 +71.89 ± 27.71 ↓
430679 ncm-dbt-05 578136 500 148 113 239 +24.36 ± 14.88 0 43 130 76 1 +47.55 ± 29.89 ↓
430678 ncm-dbt-02 586562 500 137 89 274 +33.46 ± 14.48 2 30 136 82 0 +70.44 ± 29.01 ↓
430677 ncm-dbt-03 582318 500 142 104 254 +26.46 ± 13.58 0 33 146 71 0 +53.22 ± 27.7 ↓
430676 ncm-dbt-04 569270 500 138 100 262 +26.45 ± 13.86 0 34 145 70 1 +51.8 ± 27.85 ↓
430675 ncm-dbt-01 586520 500 155 110 235 +31.35 ± 13.66 0 31 143 76 0 +63.23 ± 28.06 ↓
430674 ncm-dbt-05 576701 500 158 110 232 +33.46 ± 14.61 0 35 134 79 2 +64.66 ± 29.31 ↓
430673 ncm-dbt-02 585928 500 163 104 233 +41.19 ± 14.17 0 29 134 86 1 +82.1 ± 29.23 ↓
430672 ncm-dbt-03 584285 500 157 93 250 +44.72 ± 14.77 0 33 120 97 0 +90.97 ± 31.17 ↓
430671 ncm-dbt-04 568951 500 148 97 255 +35.56 ± 14.48 0 35 129 86 0 +71.89 ± 29.97 ↓
430670 ncm-dbt-01 584411 500 139 108 253 +21.57 ± 15.06 0 47 125 78 0 +43.3 ± 30.53 ↓
430669 ncm-dbt-05 579248 500 147 100 253 +32.76 ± 14.82 1 36 128 85 0 +67.55 ± 30.12 ↓
430668 ncm-dbt-02 585885 500 147 105 248 +29.25 ± 14.97 0 41 127 81 1 +57.5 ± 30.27 ↓
430667 ncm-dbt-03 584285 500 151 115 234 +25.06 ± 15.31 0 46 123 80 1 +48.96 ± 30.78 ↓
430666 ncm-dbt-04 567918 500 146 108 246 +26.45 ± 15.28 0 44 126 78 2 +50.38 ± 30.4 ↓
430665 ncm-dbt-01 585253 500 152 107 241 +31.35 ± 15.11 0 41 124 84 1 +61.79 ± 30.65 ↓
430664 ncm-dbt-05 574135 500 151 89 260 +43.3 ± 15.45 0 36 119 92 3 +83.57 ± 31.31 ↓
430663 ncm-dbt-02 587792 500 155 101 244 +37.67 ± 14.61 1 32 129 88 0 +77.71 ± 29.96 ↓
430662 ncm-dbt-03 582068 500 144 106 250 +26.45 ± 15.03 0 43 127 79 1 +51.8 ± 30.27 ↓
430661 ncm-dbt-04 569749 500 159 94 247 +45.42 ± 14.68 1 29 124 96 0 +93.95 ± 30.6 ↓
430660 ncm-dbt-01 583154 500 161 95 244 +46.13 ± 14.85 0 32 121 96 1 +92.46 ± 31.03 ↓
430659 ncm-dbt-05 583279 500 165 107 228 +40.48 ± 13.57 0 26 140 84 0 +82.1 ± 28.36 ↓
430658 ncm-dbt-02 588984 500 158 112 230 +32.05 ± 13.85 0 32 140 78 0 +64.66 ± 28.48 ↓
430657 ncm-dbt-03 584537 500 153 110 237 +29.95 ± 15.26 0 44 119 87 0 +60.36 ± 31.3 ↓
430656 ncm-dbt-01 585464 500 156 106 238 +34.86 ± 13.76 0 30 140 80 0 +70.44 ± 28.44 ↓
430655 ncm-dbt-04 569709 500 152 106 242 +32.06 ± 14.9 1 37 127 85 0 +66.1 ± 30.25 ↓

Commit

Commit ID 3dd0a7a7cd9daf306cffc795c343459de6d6f54b
Author Dubslow
Date 2023-01-25 06:48:39 UTC
`stat_bonus`: replace quadratic with nearly identical line passed stc: https://tests.stockfishchess.org/tests/view/63ca58c90eefe8694a0c4eac LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 287960 W: 76146 L: 76201 D: 135613 Ptnml(0-2): 947, 31890, 78307, 31943, 893 passed ltc: https://tests.stockfishchess.org/tests/view/63cc8a51344bb01c191b30f0 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 73784 W: 19559 L: 19402 D: 34823 Ptnml(0-2): 33, 7171, 22327, 7328, 33 closes https://github.com/official-stockfish/Stockfish/pull/4352 bench 3990490
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