Dev Builds » 20230929-2022

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 06:56:08 582190 3996 1382 686 1928 +61.14 ± 5.06 3 169 964 853 9 +125.13 ± 10.92
ncm-dbt-02 06:54:05 585965 4004 1420 705 1879 +62.71 ± 5.11 3 172 947 867 13 +127.82 ± 11.03
ncm-dbt-03 06:54:35 582805 4000 1389 665 1946 +63.59 ± 5.06 4 163 945 881 7 +131.14 ± 11.04
ncm-dbt-04 06:55:06 567927 4000 1404 682 1914 +63.41 ± 4.93 0 150 989 850 11 +129.15 ± 10.74
ncm-dbt-05 06:54:17 578915 4000 1390 711 1899 +59.55 ± 5.17 4 188 944 853 11 +121.46 ± 11.06
20000 6985 3449 9566 +62.08 ± 2.27 14 842 4789 4304 51 +126.93 ± 4.9

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
422740 ncm-dbt-02 586308 4 2 0 2 +190.27 ± 27.79 0 0 0 2 0 +1199.83 ± 312.71
422739 ncm-dbt-05 583112 500 182 92 226 +63.23 ± 15.01 0 26 110 112 2 +127.76 ± 32.59
422738 ncm-dbt-04 568434 500 175 84 241 +63.94 ± 13.51 0 16 128 105 1 +130.94 ± 29.72
422737 ncm-dbt-01 583154 496 171 91 234 +56.53 ± 14.4 1 19 130 95 3 +113.11 ± 29.55
422736 ncm-dbt-02 585253 500 164 85 251 +55.36 ± 15.31 1 28 114 105 2 +112.14 ± 32.0
422735 ncm-dbt-03 583237 500 176 81 243 +66.82 ± 14.48 0 20 118 109 3 +134.15 ± 31.33
422734 ncm-dbt-05 576741 500 174 80 246 +66.1 ± 15.0 1 23 108 117 1 +137.37 ± 32.9
422733 ncm-dbt-04 569270 500 180 74 246 +74.79 ± 13.16 0 11 123 115 1 +155.54 ± 30.23
422732 ncm-dbt-01 580613 500 166 80 254 +60.36 ± 14.89 0 27 111 111 1 +123.02 ± 32.44
422731 ncm-dbt-02 585421 500 163 91 246 +50.38 ± 14.0 0 24 131 94 1 +101.46 ± 29.54
422730 ncm-dbt-03 582569 500 182 74 244 +76.25 ± 14.53 1 17 106 125 1 +160.64 ± 33.2
422729 ncm-dbt-05 576169 500 171 90 239 +56.78 ± 14.6 0 25 121 102 2 +113.68 ± 30.97
422728 ncm-dbt-04 564409 500 172 90 238 +57.5 ± 14.49 0 24 122 102 2 +115.23 ± 30.81
422727 ncm-dbt-01 581028 500 191 85 224 +74.79 ± 14.06 0 16 114 118 2 +153.86 ± 31.85
422726 ncm-dbt-02 585928 500 180 91 229 +62.51 ± 14.58 1 22 114 113 0 +130.94 ± 31.98
422725 ncm-dbt-03 584327 500 156 84 260 +50.38 ± 13.72 0 23 132 95 0 +102.97 ± 29.38
422724 ncm-dbt-05 580738 500 186 73 241 +79.9 ± 14.21 0 16 107 125 2 +165.8 ± 33.0
422723 ncm-dbt-04 568673 500 188 80 232 +76.25 ± 13.51 0 9 129 107 5 +152.18 ± 29.18
422722 ncm-dbt-01 581527 500 173 77 250 +67.54 ± 14.23 0 20 115 114 1 +138.99 ± 31.79
422721 ncm-dbt-02 586689 500 193 80 227 +79.9 ± 13.31 0 12 113 125 0 +169.27 ± 31.88
422720 ncm-dbt-03 582402 500 183 95 222 +61.79 ± 14.27 0 23 116 111 0 +127.76 ± 31.68
422719 ncm-dbt-05 577807 500 168 88 244 +56.07 ± 14.43 0 23 127 97 3 +110.6 ± 30.08
422718 ncm-dbt-04 565981 500 183 88 229 +66.82 ± 14.06 0 20 115 115 0 +138.99 ± 31.79
422717 ncm-dbt-01 581818 500 171 99 230 +50.38 ± 14.14 1 23 129 97 0 +104.49 ± 29.82
422716 ncm-dbt-02 587070 500 187 90 223 +68.27 ± 13.68 0 14 128 105 3 +137.37 ± 29.63
422715 ncm-dbt-03 580613 500 180 92 228 +61.79 ± 14.14 2 16 124 108 0 +130.94 ± 30.38
422714 ncm-dbt-05 574013 500 162 79 259 +58.21 ± 13.97 0 21 126 102 1 +118.33 ± 30.18
422713 ncm-dbt-04 569190 500 177 85 238 +64.66 ± 13.83 0 17 126 105 2 +130.94 ± 30.05
422712 ncm-dbt-02 585126 500 177 81 242 +67.54 ± 14.78 0 23 110 115 2 +137.37 ± 32.59
422711 ncm-dbt-01 584579 500 178 88 234 +63.23 ± 14.06 1 18 121 110 0 +132.54 ± 30.86
422710 ncm-dbt-03 583656 500 167 77 256 +63.23 ± 14.34 1 18 123 106 2 +129.35 ± 30.56
422709 ncm-dbt-02 586223 500 178 100 222 +54.65 ± 15.15 1 26 120 100 3 +109.07 ± 31.14
422708 ncm-dbt-05 578794 500 173 113 214 +41.9 ± 14.99 3 27 127 93 0 +89.48 ± 30.19
422707 ncm-dbt-01 581402 500 166 87 247 +55.36 ± 14.39 0 25 122 102 1 +112.14 ± 30.83
422706 ncm-dbt-04 569111 500 166 88 246 +54.65 ± 14.63 0 28 116 106 0 +112.14 ± 31.71
422705 ncm-dbt-03 583908 500 169 82 249 +61.07 ± 14.79 0 26 112 111 1 +124.6 ± 32.29
422704 ncm-dbt-02 585674 500 176 87 237 +62.51 ± 14.58 0 23 117 108 2 +126.18 ± 31.53
422703 ncm-dbt-05 583950 500 174 96 230 +54.65 ± 14.49 0 27 118 105 0 +112.14 ± 31.42
422702 ncm-dbt-01 583405 500 166 79 255 +61.07 ± 14.1 0 21 122 106 1 +124.6 ± 30.76
422701 ncm-dbt-03 581735 500 176 80 244 +67.55 ± 14.09 0 20 114 116 0 +140.62 ± 31.94
422700 ncm-dbt-04 568355 500 163 93 244 +48.96 ± 13.93 0 25 130 95 0 +99.95 ± 29.7

Commit

Commit ID 4f0fecad8a0f5258114f63f0ac0c905a54d65219
Author Sebastian Buchwald
Date 2023-09-29 20:22:40 UTC
Use C++17 variable templates for type traits The C++17 variable templates are slightly more readable and allow us to remove the typename keyword in a few cases. closes https://github.com/official-stockfish/Stockfish/pull/4806 No functional change
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