Dev Builds » 20241208-1858

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 06:40:17 585022 3900 1505 513 1882 +90.36 ± 4.97 1 93 783 1059 14 +191.8 ± 12.14
ncm-dbt-02 06:39:19 586922 3912 1569 504 1839 +97.03 ± 4.93 1 79 749 1108 19 +207.6 ± 12.42
ncm-dbt-03 06:41:05 587352 3898 1526 496 1876 +94.04 ± 4.9 1 81 767 1087 13 +201.35 ± 12.26
ncm-dbt-04 07:29:42 570981 4406 1713 604 2089 +89.37 ± 4.73 3 103 903 1170 24 +188.02 ± 11.3
ncm-dbt-05 06:39:58 585417 3884 1499 524 1861 +89.12 ± 4.93 1 90 795 1045 11 +189.42 ± 12.04
20000 7812 2641 9547 +91.92 ± 2.19 7 446 3997 5469 81 +195.37 ± 5.37

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
389914 ncm-dbt-05 583824 384 146 67 171 +72.51 ± 16.21 0 14 86 91 1 +149.78 ± 36.82
389913 ncm-dbt-03 587877 398 163 51 184 +100.48 ± 14.99 0 5 80 111 3 +213.72 ± 37.93
389912 ncm-dbt-01 585632 400 141 53 206 +77.7 ± 16.34 0 14 87 96 3 +157.66 ± 36.64
389911 ncm-dbt-04 571551 406 147 52 207 +82.83 ± 16.33 0 15 80 106 2 +171.96 ± 38.32
389910 ncm-dbt-02 586097 412 164 58 190 +91.44 ± 14.76 0 9 82 115 0 +197.66 ± 37.74
389909 ncm-dbt-05 583237 500 187 65 248 +86.52 ± 13.78 0 13 103 133 1 +183.51 ± 33.63
389908 ncm-dbt-01 584159 500 187 64 249 +87.26 ± 13.8 0 13 102 134 1 +185.33 ± 33.81
389907 ncm-dbt-03 587579 500 197 65 238 +93.95 ± 13.61 0 11 97 141 1 +202.15 ± 34.7
389906 ncm-dbt-04 566849 500 189 65 246 +88.0 ± 13.35 0 10 107 132 1 +187.16 ± 32.81
389905 ncm-dbt-02 586266 500 200 59 241 +100.7 ± 13.69 0 10 91 147 2 +217.85 ± 35.89
389904 ncm-dbt-05 585970 500 189 68 243 +85.78 ± 14.07 0 15 100 134 1 +181.7 ± 34.21
389903 ncm-dbt-01 585295 500 203 63 234 +99.95 ± 13.52 0 9 94 145 2 +215.85 ± 35.23
389902 ncm-dbt-03 587028 500 186 67 247 +84.3 ± 13.73 0 13 106 130 1 +178.11 ± 33.1
389901 ncm-dbt-02 585674 500 205 71 224 +95.44 ± 13.94 0 12 94 142 2 +204.07 ± 35.31
389900 ncm-dbt-04 570989 500 199 73 228 +89.48 ± 14.15 0 11 107 127 5 +183.51 ± 32.85
389899 ncm-dbt-05 577233 500 207 62 231 +103.73 ± 13.55 0 9 89 150 2 +226.0 ± 36.29
389898 ncm-dbt-01 584790 500 200 70 230 +92.46 ± 14.2 1 10 100 136 3 +196.45 ± 34.12
389897 ncm-dbt-03 586520 500 195 61 244 +95.44 ± 13.79 1 8 99 140 2 +206.01 ± 34.24
389896 ncm-dbt-02 587749 500 193 57 250 +96.94 ± 14.72 1 13 88 145 3 +207.95 ± 36.54
389895 ncm-dbt-04 572880 500 207 71 222 +96.94 ± 14.12 1 9 96 141 3 +207.95 ± 34.86
389894 ncm-dbt-05 583656 500 198 68 234 +92.46 ± 13.9 1 9 101 137 2 +198.34 ± 33.9
389893 ncm-dbt-02 588047 500 201 67 232 +95.44 ± 13.63 0 10 98 140 2 +204.07 ± 34.47
389892 ncm-dbt-01 585885 500 194 79 227 +81.36 ± 13.81 0 14 108 127 1 +171.02 ± 32.78
389891 ncm-dbt-03 588132 500 196 60 244 +96.94 ± 13.65 0 11 93 145 1 +209.91 ± 35.49
389890 ncm-dbt-04 572679 500 181 64 255 +82.83 ± 14.29 1 13 106 128 2 +174.55 ± 33.13
389845 ncm-dbt-04 572316 500 202 74 224 +90.96 ± 14.32 0 13 100 133 4 +189.0 ± 34.18
389844 ncm-dbt-05 581652 500 190 62 248 +90.96 ± 13.87 0 13 97 139 1 +194.57 ± 34.74
389843 ncm-dbt-01 585759 500 196 55 249 +100.7 ± 13.2 0 8 94 147 1 +219.87 ± 35.19
389842 ncm-dbt-03 587579 500 209 60 231 +106.77 ± 13.06 0 7 88 154 1 +236.51 ± 36.44
389841 ncm-dbt-02 587282 500 200 69 231 +93.2 ± 13.6 0 9 104 134 3 +196.45 ± 33.3
389840 ncm-dbt-04 570068 500 198 66 236 +93.95 ± 13.92 0 11 99 137 3 +198.34 ± 34.31
389839 ncm-dbt-05 584622 500 194 72 234 +86.52 ± 13.47 0 10 110 128 2 +181.7 ± 32.28
389838 ncm-dbt-02 583740 500 208 70 222 +98.44 ± 13.51 0 7 102 137 4 +207.95 ± 33.55
389837 ncm-dbt-01 583614 500 188 63 249 +88.74 ± 13.98 0 14 98 137 1 +189.0 ± 34.56
389836 ncm-dbt-03 585843 500 189 65 246 +88.0 ± 13.81 0 14 98 138 0 +189.0 ± 34.56
389835 ncm-dbt-04 571672 500 199 62 239 +97.69 ± 13.66 0 9 98 140 3 +207.95 ± 34.43
389834 ncm-dbt-05 603142 500 188 60 252 +90.96 ± 12.92 0 7 109 133 1 +194.57 ± 32.27
389833 ncm-dbt-01 585042 500 196 66 238 +92.45 ± 13.74 0 11 100 137 2 +196.45 ± 34.12
389832 ncm-dbt-02 590524 500 198 53 249 +103.73 ± 13.71 0 9 90 148 3 +223.94 ± 36.07
389831 ncm-dbt-04 569829 500 191 77 232 +80.63 ± 13.94 1 12 110 126 1 +171.02 ± 32.42
389830 ncm-dbt-03 588260 500 191 67 242 +88.0 ± 14.12 0 12 106 128 4 +181.7 ± 33.07

Commit

Commit ID a8b6bf1b1a978775ad15ae677d8d425ccd05304b
Author mstembera
Date 2024-12-08 18:58:34 UTC
Small Major/Minor piece key simplification/optimization. closes https://github.com/official-stockfish/Stockfish/pull/5710 No functional change
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