Dev Builds » 20230520-0716

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 06:56:12 584175 4000 1241 759 2000 +42.07 ± 5.07 2 234 1051 706 7 +84.49 ± 10.44
ncm-dbt-02 06:56:09 586856 4000 1275 777 1948 +43.48 ± 5.04 2 229 1041 725 3 +88.18 ± 10.49
ncm-dbt-03 06:56:19 586891 4000 1271 783 1946 +42.6 ± 5.06 0 239 1039 717 5 +85.6 ± 10.51
ncm-dbt-04 06:56:02 570865 4000 1245 775 1980 +41.01 ± 5.11 5 240 1039 712 4 +83.39 ± 10.51
ncm-dbt-05 06:56:30 583935 4000 1298 783 1919 +44.98 ± 5.16 3 241 997 756 3 +91.52 ± 10.76
20000 6330 3877 9793 +42.83 ± 2.28 12 1183 5167 3616 22 +86.63 ± 4.71

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
393854 ncm-dbt-03 586774 500 153 108 239 +31.35 ± 14.73 0 38 130 81 1 +61.79 ± 29.86 ↓
393853 ncm-dbt-02 585717 500 170 95 235 +52.51 ± 14.11 0 25 125 100 0 +107.54 ± 30.4 ↓
393852 ncm-dbt-05 586858 500 147 84 269 +44.01 ± 15.24 0 37 113 100 0 +89.48 ± 32.12 ↓
393851 ncm-dbt-01 582611 500 165 95 240 +48.96 ± 14.2 0 26 129 94 1 +98.44 ± 29.86 ↓
393850 ncm-dbt-04 570949 500 148 106 246 +29.25 ± 14.71 2 34 134 80 0 +61.79 ± 29.32 ↓
393849 ncm-dbt-02 585759 500 169 106 225 +44.01 ± 14.73 2 27 127 94 0 +92.46 ± 30.18 ↓
393848 ncm-dbt-03 586181 500 157 91 252 +46.13 ± 13.49 0 23 138 89 0 +93.95 ± 28.55 ↓
393847 ncm-dbt-05 584748 500 169 106 225 +44.01 ± 13.5 0 24 139 87 0 +89.48 ± 28.44 ↓
393846 ncm-dbt-01 582903 500 152 89 259 +44.01 ± 13.5 0 24 139 87 0 +89.48 ± 28.44 ↓
393845 ncm-dbt-04 571511 500 147 102 251 +31.35 ± 14.47 0 37 131 82 0 +63.23 ± 29.72 ↓
393844 ncm-dbt-02 587962 500 153 90 257 +44.01 ± 13.92 0 27 133 90 0 +89.48 ± 29.33 ↓
393843 ncm-dbt-03 587919 500 157 104 239 +36.97 ± 14.31 0 33 131 86 0 +74.79 ± 29.69 ↓
393842 ncm-dbt-05 585337 500 155 90 255 +45.42 ± 14.28 0 29 127 94 0 +92.46 ± 30.18 ↓
393841 ncm-dbt-01 585084 500 165 108 227 +39.78 ± 15.0 0 37 119 94 0 +80.63 ± 31.31 ↓
393840 ncm-dbt-04 569669 500 151 97 252 +37.67 ± 13.53 0 26 145 78 1 +74.79 ± 27.68 ↓
393839 ncm-dbt-02 588600 500 156 94 250 +43.3 ± 14.42 0 30 129 90 1 +86.52 ± 29.92 ↓
393838 ncm-dbt-03 587537 500 166 97 237 +48.25 ± 14.43 0 27 129 92 2 +95.44 ± 29.88 ↓
393837 ncm-dbt-01 583866 500 158 94 248 +44.72 ± 15.03 1 31 122 95 1 +90.97 ± 30.89 ↓
393836 ncm-dbt-05 583321 500 158 112 230 +32.06 ± 15.15 1 39 123 87 0 +66.1 ± 30.78 ↓
393835 ncm-dbt-04 571230 500 141 93 266 +33.46 ± 14.74 1 35 129 85 0 +68.99 ± 29.98 ↓
393834 ncm-dbt-02 589197 500 162 91 247 +49.67 ± 13.97 0 23 135 90 2 +98.44 ± 28.96 ↓
393833 ncm-dbt-03 587367 500 159 98 243 +42.6 ± 14.52 0 31 128 90 1 +85.04 ± 30.07 ↓
393832 ncm-dbt-01 585970 500 160 82 258 +54.64 ± 14.63 0 25 125 97 3 +107.54 ± 30.4 ↓
393831 ncm-dbt-05 579826 500 153 103 244 +34.86 ± 14.7 0 37 126 87 0 +70.44 ± 30.38 ↓
393830 ncm-dbt-04 569430 500 166 98 236 +47.55 ± 14.13 0 27 128 95 0 +96.94 ± 30.02 ↓
393829 ncm-dbt-02 585506 500 158 104 238 +37.67 ± 15.62 0 43 110 97 0 +76.25 ± 32.47 ↓
393828 ncm-dbt-03 585759 500 159 96 245 +44.01 ± 14.47 0 30 128 91 1 +88.0 ± 30.06 ↓
393827 ncm-dbt-05 582444 500 179 89 232 +63.23 ± 14.06 0 20 121 108 1 +129.35 ± 30.88 ↓
393826 ncm-dbt-01 580862 500 144 90 266 +37.67 ± 12.51 0 20 156 74 0 +76.25 ± 25.98 ↓
393825 ncm-dbt-04 570428 500 151 97 252 +37.67 ± 14.35 0 33 130 87 0 +76.25 ± 29.82 ↓
393824 ncm-dbt-02 585253 500 153 101 246 +36.26 ± 14.13 0 32 134 84 0 +73.34 ± 29.28 ↓
393823 ncm-dbt-03 585885 500 164 99 237 +45.42 ± 13.3 0 22 141 87 0 +92.46 ± 28.11 ↓
393822 ncm-dbt-05 584285 500 164 96 240 +47.55 ± 14.53 1 27 125 97 0 +98.44 ± 30.45 ↓
393821 ncm-dbt-04 571592 500 175 85 240 +63.23 ± 14.61 1 20 119 108 2 +129.35 ± 31.2 ↓
393820 ncm-dbt-01 586731 500 144 105 251 +27.16 ± 15.69 1 44 122 81 2 +53.22 ± 30.91 ↓
393819 ncm-dbt-02 586858 500 154 96 250 +40.48 ± 13.0 0 22 148 80 0 +82.1 ± 27.15 ↓
393818 ncm-dbt-03 587707 500 156 90 254 +46.13 ± 15.1 0 35 114 101 0 +93.95 ± 31.99 ↓
393817 ncm-dbt-05 584664 500 173 103 224 +48.96 ± 15.0 1 28 123 96 2 +98.44 ± 30.73 ↓
393816 ncm-dbt-04 572114 500 166 97 237 +48.25 ± 14.83 1 28 123 97 1 +98.44 ± 30.73 ↓
393815 ncm-dbt-01 585379 500 153 96 251 +39.78 ± 13.67 0 27 139 84 0 +80.63 ± 28.52 ↓

Commit

Commit ID 5f7b26aaa0d0bbdeb50ea6b17f049f167c1eb996
Author Joost VandeVondele
Date 2023-05-20 07:16:46 UTC
Update WLD model using data of May, recalibrate the WLD model. closes https://github.com/official-stockfish/Stockfish/pull/4577 No functional change
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