Dev Builds » 20230308-0614

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 06:58:40 584626 4002 1252 827 1923 +37.04 ± 5.04 5 243 1078 672 3 +75.3 ± 10.29
ncm-dbt-02 06:59:42 586058 4006 1243 819 1944 +36.91 ± 5.17 2 278 1018 704 1 +74.86 ± 10.65
ncm-dbt-03 06:57:57 586611 4000 1266 852 1882 +36.09 ± 5.15 1 276 1036 682 5 +72.25 ± 10.55
ncm-dbt-04 06:58:11 571101 4000 1258 822 1920 +38.02 ± 5.15 4 263 1028 703 2 +77.34 ± 10.59
ncm-dbt-05 06:58:41 584578 3992 1246 800 1946 +38.98 ± 5.06 7 231 1071 683 4 +79.52 ± 10.32
20000 6265 4120 9615 +37.41 ± 2.29 19 1291 5231 3444 15 +75.85 ± 4.69

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
394590 ncm-dbt-01 582694 2 1 1 0 0.0 ± 34.02 0 0 1 0 0 0.0 ± 30.47 ↓
394589 ncm-dbt-02 587028 6 3 2 1 +58.33 ± 98.71 0 0 2 1 0 +120.24 ± 264.77 ↓
394588 ncm-dbt-05 582027 492 139 107 246 +22.63 ± 14.44 2 34 140 70 0 +48.33 ± 28.47 ↓
394587 ncm-dbt-04 570348 500 162 98 240 +44.72 ± 14.24 2 23 134 91 0 +93.95 ± 29.15 ↓
394586 ncm-dbt-03 585295 500 160 121 219 +27.15 ± 14.44 0 39 133 78 0 +54.65 ± 29.48 ↓
394585 ncm-dbt-01 582027 500 162 99 239 +44.01 ± 14.33 1 27 130 92 0 +90.97 ± 29.76 ↓
394584 ncm-dbt-02 588472 500 149 98 253 +35.56 ± 14.35 0 34 131 85 0 +71.89 ± 29.7 ↓
394583 ncm-dbt-05 585506 500 153 102 245 +35.56 ± 14.08 0 31 138 80 1 +70.44 ± 28.73 ↓
394582 ncm-dbt-04 569470 500 165 102 233 +44.01 ± 14.73 1 29 127 92 1 +89.48 ± 30.19 ↓
394581 ncm-dbt-03 586139 500 148 113 239 +24.36 ± 14.37 1 36 141 71 1 +48.96 ± 28.41 ↓
394580 ncm-dbt-01 585211 500 167 111 222 +39.08 ± 13.62 0 27 140 83 0 +79.17 ± 28.38 ↓
394579 ncm-dbt-02 587962 500 145 108 247 +25.76 ± 14.73 0 42 129 79 0 +51.8 ± 30.01 ↓
394578 ncm-dbt-05 585506 500 165 109 226 +39.08 ± 13.48 1 23 145 81 0 +80.63 ± 27.63 ↓
394577 ncm-dbt-03 585590 500 155 110 235 +31.35 ± 14.34 0 36 133 81 0 +63.23 ± 29.45 ↓
394576 ncm-dbt-04 572719 500 149 108 243 +28.55 ± 15.05 0 43 123 84 0 +57.5 ± 30.78 ↓
394575 ncm-dbt-01 586097 500 153 93 254 +41.89 ± 15.25 1 34 120 94 1 +85.04 ± 31.17 ↓
394574 ncm-dbt-02 587282 500 145 95 260 +34.86 ± 15.33 1 39 119 91 0 +71.89 ± 31.31 ↓
394573 ncm-dbt-05 582694 500 153 103 244 +34.86 ± 14.31 0 33 135 81 1 +68.99 ± 29.16 ↓
394572 ncm-dbt-03 587494 500 143 101 256 +29.25 ± 15.09 0 43 122 85 0 +58.93 ± 30.91 ↓
394571 ncm-dbt-04 570428 500 161 102 237 +41.19 ± 14.17 0 30 131 89 0 +83.57 ± 29.65 ↓
394570 ncm-dbt-01 585253 500 151 107 242 +30.65 ± 13.75 1 29 145 75 0 +63.23 ± 27.78 ↓
394569 ncm-dbt-02 585632 500 147 111 242 +25.06 ± 14.29 0 39 136 75 0 +50.38 ± 29.09 ↓
394568 ncm-dbt-05 583447 500 164 91 245 +51.09 ± 13.76 0 21 137 90 2 +101.46 ± 28.63 ↓
394567 ncm-dbt-03 587579 500 169 95 236 +51.8 ± 14.75 0 29 119 101 1 +104.49 ± 31.29 ↓
394566 ncm-dbt-04 571994 500 148 93 259 +38.37 ± 14.4 0 33 129 88 0 +77.71 ± 29.96 ↓
394565 ncm-dbt-01 585084 500 158 93 249 +45.42 ± 14.14 0 27 132 90 1 +90.97 ± 29.47 ↓
394564 ncm-dbt-02 585759 500 165 98 237 +46.84 ± 14.36 0 29 125 96 0 +95.44 ± 30.46 ↓
394563 ncm-dbt-05 585928 500 160 96 244 +44.72 ± 14.64 1 29 125 95 0 +92.46 ± 30.47 ↓
394562 ncm-dbt-03 588089 500 166 106 228 +41.89 ± 14.48 0 31 129 89 1 +83.57 ± 29.93 ↓
394561 ncm-dbt-01 585337 500 157 100 243 +39.78 ± 14.35 1 29 132 88 0 +82.1 ± 29.52 ↓
394560 ncm-dbt-04 570068 500 164 113 223 +35.56 ± 14.22 0 32 136 81 1 +70.44 ± 29.01 ↓
394559 ncm-dbt-02 584411 500 151 101 248 +34.86 ± 14.31 0 34 132 84 0 +70.44 ± 29.57 ↓
394558 ncm-dbt-05 582068 500 158 97 245 +42.6 ± 14.91 1 32 122 95 0 +88.0 ± 30.9 ↓
394557 ncm-dbt-01 587325 500 146 109 245 +25.76 ± 13.53 0 33 147 70 0 +51.8 ± 27.56 ↓
394556 ncm-dbt-03 585295 500 161 100 239 +42.6 ± 14.52 0 30 131 87 2 +83.57 ± 29.65 ↓
394555 ncm-dbt-04 571190 500 156 104 240 +36.27 ± 14.79 1 34 127 88 0 +74.79 ± 30.24 ↓
394554 ncm-dbt-02 583614 500 165 107 228 +40.49 ± 15.04 1 34 121 94 0 +83.57 ± 31.04 ↓
394553 ncm-dbt-05 589454 500 154 95 251 +41.19 ± 14.7 2 28 129 91 0 +86.52 ± 29.92 ↓
394552 ncm-dbt-01 582611 500 157 114 229 +29.95 ± 14.89 1 37 131 80 1 +60.36 ± 29.73 ↓
394551 ncm-dbt-03 587409 500 164 106 230 +40.48 ± 14.39 0 32 128 90 0 +82.1 ± 30.08 ↓
394550 ncm-dbt-04 572598 500 153 102 245 +35.56 ± 15.0 0 39 121 90 0 +71.89 ± 31.04 ↓
394549 ncm-dbt-02 584369 500 173 99 228 +51.8 ± 14.49 0 27 123 99 1 +104.49 ± 30.71 ↓

Commit

Commit ID 70dfa141d560c18cd1aa28884b7cd8ab0f094944
Author Maxim Masiutin
Date 2023-03-08 06:14:07 UTC
Clarify the description of the x86-64-vnni256 and x86-64-avxvnni architectures Now it is clearly explained that "x86-64-vnni256" requires full support of AVX512-VNNI, but only 256-bit operands are used. closes https://github.com/official-stockfish/Stockfish/pull/4427 No functional change
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