Dev Builds » 20230822-0839

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 06:54:22 585212 4000 1317 705 1978 +53.58 ± 5.14 1 209 977 803 10 +108.11 ± 10.87
ncm-dbt-02 06:52:36 587273 4000 1372 698 1930 +59.11 ± 5.0 1 169 997 821 12 +119.7 ± 10.71
ncm-dbt-03 06:54:18 586873 4000 1311 719 1970 +51.8 ± 5.05 5 192 1015 782 6 +105.82 ± 10.62
ncm-dbt-04 06:55:37 570410 4000 1357 701 1942 +57.5 ± 5.13 5 184 971 830 10 +117.36 ± 10.89
ncm-dbt-05 06:55:52 584396 4000 1336 713 1951 +54.56 ± 5.05 0 200 981 815 4 +111.18 ± 10.84
20000 6693 3536 9771 +55.31 ± 2.27 12 954 4941 4051 42 +112.41 ± 4.82

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
403805 ncm-dbt-05 579744 500 158 98 244 +41.89 ± 13.66 0 26 138 86 0 +85.04 ± 28.63 ↓
403804 ncm-dbt-01 584495 500 176 94 230 +57.5 ± 13.66 0 18 134 96 2 +115.23 ± 28.94 ↓
403803 ncm-dbt-04 571070 500 155 89 256 +46.13 ± 14.85 0 31 124 93 2 +90.97 ± 30.61 ↓
403802 ncm-dbt-03 584327 500 174 98 228 +53.22 ± 14.69 1 26 119 104 0 +110.6 ± 31.28 ↓
403801 ncm-dbt-02 588984 500 175 92 233 +58.21 ± 13.4 0 18 131 101 0 +119.89 ± 29.37 ↓
403800 ncm-dbt-05 581818 500 174 93 233 +56.78 ± 14.86 0 28 114 107 1 +115.23 ± 32.0 ↓
403799 ncm-dbt-01 584034 500 171 82 247 +62.51 ± 14.58 0 24 114 111 1 +127.76 ± 31.99 ↓
403798 ncm-dbt-04 568673 500 173 83 244 +63.23 ± 13.91 0 18 126 104 2 +127.76 ± 30.09 ↓
403797 ncm-dbt-03 587834 500 159 96 245 +44.01 ± 14.06 0 27 134 88 1 +88.0 ± 29.2 ↓
403796 ncm-dbt-02 586985 500 170 86 244 +58.93 ± 14.15 0 22 123 104 1 +119.89 ± 30.63 ↓
403795 ncm-dbt-01 585084 500 136 81 283 +38.37 ± 13.86 0 28 140 81 1 +76.25 ± 28.4 ↓
403794 ncm-dbt-05 586012 500 171 87 242 +58.93 ± 13.87 0 21 124 105 0 +121.46 ± 30.47 ↓
403793 ncm-dbt-04 570268 500 164 72 264 +64.66 ± 13.54 0 16 127 106 1 +132.54 ± 29.87 ↓
403792 ncm-dbt-02 586858 500 171 98 231 +51.09 ± 14.04 0 25 127 98 0 +104.49 ± 30.12 ↓
403791 ncm-dbt-03 587962 500 152 89 259 +44.01 ± 15.11 0 36 115 99 0 +89.48 ± 31.85 ↓
403790 ncm-dbt-04 572034 500 171 100 229 +49.67 ± 14.64 1 27 122 100 0 +102.97 ± 30.86 ↓
403789 ncm-dbt-05 581818 500 158 101 241 +39.78 ± 14.22 0 31 131 88 0 +80.63 ± 29.67 ↓
403788 ncm-dbt-01 586097 500 179 91 230 +61.79 ± 14.95 1 21 121 103 4 +123.02 ± 30.92 ↓
403787 ncm-dbt-02 588387 500 178 89 233 +62.51 ± 14.72 0 24 115 109 2 +126.18 ± 31.84 ↓
403786 ncm-dbt-03 585379 500 161 77 262 +58.93 ± 13.29 0 17 132 101 0 +121.46 ± 29.18 ↓
403785 ncm-dbt-02 585928 500 179 82 239 +68.27 ± 13.97 0 15 127 104 4 +135.76 ± 29.83 ↓
403784 ncm-dbt-01 584076 500 168 95 237 +51.09 ± 14.98 0 30 119 99 2 +101.46 ± 31.3 ↓
403783 ncm-dbt-05 582318 500 162 78 260 +58.93 ± 14.15 0 22 123 104 1 +119.89 ± 30.63 ↓
403782 ncm-dbt-04 569310 500 159 108 233 +35.56 ± 15.0 2 33 127 88 0 +74.79 ± 30.24 ↓
403781 ncm-dbt-03 587028 500 163 86 251 +53.93 ± 14.05 1 19 134 94 2 +109.07 ± 29.01 ↓
403780 ncm-dbt-05 587707 500 168 84 248 +58.93 ± 14.69 0 26 115 108 1 +119.89 ± 31.85 ↓
403779 ncm-dbt-01 586266 500 163 90 247 +51.09 ± 14.31 0 27 123 100 0 +104.49 ± 30.71 ↓
403778 ncm-dbt-02 587028 500 166 85 249 +56.78 ± 14.73 0 26 119 103 2 +113.68 ± 31.27 ↓
403777 ncm-dbt-03 586393 500 153 93 254 +41.9 ± 13.66 1 23 141 85 0 +86.52 ± 28.17 ↓
403776 ncm-dbt-04 569709 500 188 87 225 +71.16 ± 13.93 1 12 125 109 3 +145.54 ± 30.03 ↓
403775 ncm-dbt-05 586689 500 174 90 236 +58.93 ± 14.29 0 23 121 105 1 +119.89 ± 30.94 ↓
403774 ncm-dbt-02 585548 500 161 83 256 +54.64 ± 14.08 0 22 130 96 2 +109.07 ± 29.63 ↓
403773 ncm-dbt-03 586012 500 177 92 231 +59.64 ± 14.59 1 21 122 104 2 +121.46 ± 30.78 ↓
403772 ncm-dbt-01 586858 500 161 79 260 +57.5 ± 14.22 0 24 120 106 0 +118.33 ± 31.1 ↓
403771 ncm-dbt-04 570629 500 170 79 251 +63.94 ± 14.64 0 24 112 113 1 +130.94 ± 32.29 ↓
403770 ncm-dbt-02 588472 500 172 83 245 +62.51 ± 14.03 1 17 125 106 1 +129.35 ± 30.24 ↓
403769 ncm-dbt-01 584790 500 163 93 244 +48.96 ± 15.51 0 37 106 107 0 +99.95 ± 33.09 ↓
403768 ncm-dbt-04 571592 500 177 83 240 +66.1 ± 15.0 1 23 108 117 1 +137.37 ± 32.9 ↓
403767 ncm-dbt-03 590053 500 172 88 240 +58.93 ± 14.69 1 23 118 107 1 +121.46 ± 31.39 ↓
403766 ncm-dbt-05 589069 500 171 82 247 +62.51 ± 14.31 0 23 115 112 0 +129.35 ± 31.83 ↓

Commit

Commit ID a9a0dbbcd0749b4e6255c7e9a17f19cffedaa531
Author Stéphane Nicolet
Date 2023-08-22 08:39:03 UTC
Fix some 'possible loss of data' warnings Patch by Maxim Masiutin closes https://github.com/official-stockfish/Stockfish/pull/4440 No functional change
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