Dev Builds » 20250418-1232

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 06:44:11 582482 4000 1634 454 1912 +105.63 ± 4.69 0 53 736 1189 22 +229.64 ± 12.49
ncm-dbt-02 06:45:54 584914 4018 1682 440 1896 +111.03 ± 4.71 1 52 684 1248 24 +244.52 ± 12.99
ncm-dbt-03 06:45:16 584781 3984 1650 437 1897 +109.25 ± 4.77 0 69 655 1254 14 +241.86 ± 13.31
ncm-dbt-04 06:45:16 570841 4006 1615 455 1936 +103.57 ± 4.67 1 52 754 1178 18 +225.3 ± 12.33
ncm-dbt-05 06:46:16 585572 3992 1602 426 1964 +105.48 ± 4.66 1 54 721 1208 12 +232.09 ± 12.63
20000 8183 2212 9605 +106.98 ± 2.1 3 280 3550 6077 90 +234.59 ± 5.69

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
409927 ncm-dbt-04 571391 6 3 2 1 +58.33 ± 98.71 0 0 2 1 0 +120.24 ± 264.77
409926 ncm-dbt-02 586350 18 9 1 8 +165.9 ± 109.89 0 1 0 7 1 +361.16 ± 533.03
409925 ncm-dbt-03 584579 484 202 55 227 +108.96 ± 13.13 0 6 84 151 1 +242.62 ± 37.29
409924 ncm-dbt-05 586646 492 198 67 227 +94.79 ± 13.1 0 6 105 133 2 +202.34 ± 32.88
409923 ncm-dbt-01 582110 500 204 56 240 +106.01 ± 12.88 0 4 97 146 3 +230.16 ± 34.29
409922 ncm-dbt-04 570829 500 192 50 258 +101.46 ± 13.37 0 7 97 143 3 +217.85 ± 34.53
409921 ncm-dbt-02 584117 500 215 64 221 +108.3 ± 13.89 0 9 85 152 4 +234.38 ± 37.19
409920 ncm-dbt-03 584579 500 214 50 236 +118.33 ± 13.17 0 7 74 167 2 +268.17 ± 39.97
409919 ncm-dbt-05 580323 500 207 48 245 +114.45 ± 13.21 0 9 73 168 0 +261.07 ± 40.24
409918 ncm-dbt-01 581735 500 200 45 255 +111.37 ± 13.56 0 9 79 160 2 +247.41 ± 38.64
409917 ncm-dbt-04 569749 500 193 56 251 +97.69 ± 13.97 1 7 100 138 4 +207.95 ± 33.99
409916 ncm-dbt-02 585590 500 212 56 232 +112.14 ± 13.22 0 6 85 156 3 +247.41 ± 37.09
409915 ncm-dbt-03 585126 500 212 45 243 +120.67 ± 12.97 0 7 70 172 1 +277.93 ± 41.14
409914 ncm-dbt-05 585000 500 209 56 235 +109.83 ± 13.56 0 7 87 152 4 +238.66 ± 36.67
409913 ncm-dbt-01 584159 500 196 60 244 +96.94 ± 13.33 0 8 100 140 2 +207.95 ± 33.99
409912 ncm-dbt-04 573568 500 206 63 231 +102.22 ± 13.86 0 10 90 147 3 +219.87 ± 36.1
409911 ncm-dbt-02 586646 500 214 57 229 +112.91 ± 13.04 0 6 83 159 2 +251.89 ± 37.57
409910 ncm-dbt-03 585421 500 204 49 247 +111.37 ± 14.06 0 12 73 163 2 +247.41 ± 40.14
409909 ncm-dbt-04 571752 500 212 64 224 +106.01 ± 12.88 0 4 97 146 3 +230.16 ± 34.29
409908 ncm-dbt-01 583237 500 208 62 230 +104.49 ± 13.39 0 8 90 150 2 +228.08 ± 36.04
409907 ncm-dbt-05 586266 500 195 50 255 +103.73 ± 13.55 1 7 89 152 1 +230.16 ± 36.26
409906 ncm-dbt-02 586774 500 191 48 261 +102.22 ± 13.54 1 7 91 150 1 +226.0 ± 35.82
409905 ncm-dbt-03 585379 500 209 60 231 +106.77 ± 14.05 0 10 85 151 4 +230.16 ± 37.2
409904 ncm-dbt-01 580530 500 209 59 232 +107.54 ± 13.73 0 7 91 147 5 +230.16 ± 35.78
409903 ncm-dbt-05 587962 500 206 68 226 +98.44 ± 13.01 0 6 102 140 2 +211.87 ± 33.48
409902 ncm-dbt-04 566651 500 203 51 246 +109.07 ± 12.34 0 4 90 156 0 +245.2 ± 35.79
409901 ncm-dbt-02 584159 500 203 51 246 +109.07 ± 12.7 0 6 86 158 0 +245.2 ± 36.85
409900 ncm-dbt-03 582235 500 199 58 243 +100.7 ± 13.36 0 9 92 148 1 +219.87 ± 35.65
409899 ncm-dbt-01 583363 500 197 48 255 +106.77 ± 12.71 0 4 95 149 2 +234.38 ± 34.71
409898 ncm-dbt-02 583489 500 216 56 228 +115.22 ± 13.72 0 5 87 151 7 +247.41 ± 36.56
409897 ncm-dbt-05 586943 500 200 47 253 +109.83 ± 13.05 0 6 87 155 2 +243.0 ± 36.62
409896 ncm-dbt-04 568315 500 201 53 246 +106.01 ± 12.53 0 4 95 150 1 +234.38 ± 34.71
409895 ncm-dbt-03 586139 500 203 57 240 +104.49 ± 13.22 0 9 86 155 0 +232.26 ± 36.96
409894 ncm-dbt-01 583950 500 205 68 227 +97.69 ± 13.17 0 7 101 140 2 +209.91 ± 33.74
409893 ncm-dbt-05 586562 500 203 52 245 +108.3 ± 13.06 0 8 83 159 0 +243.0 ± 37.64
409892 ncm-dbt-02 584201 500 212 53 235 +114.45 ± 13.38 0 6 83 157 4 +251.89 ± 37.57
409891 ncm-dbt-04 571994 500 215 65 220 +107.54 ± 13.06 0 7 87 155 1 +238.66 ± 36.67
409890 ncm-dbt-03 584790 500 207 63 230 +102.97 ± 13.71 0 9 91 147 3 +221.9 ± 35.86
409889 ncm-dbt-04 573325 500 190 51 259 +99.2 ± 13.67 0 9 96 142 3 +211.87 ± 34.83
409888 ncm-dbt-01 580779 500 215 56 229 +114.45 ± 13.38 0 6 83 157 4 +251.89 ± 37.57
409887 ncm-dbt-05 584874 500 184 38 278 +104.49 ± 12.71 0 5 95 149 1 +230.16 ± 34.79
409886 ncm-dbt-02 582903 500 210 54 236 +112.14 ± 13.04 0 6 84 158 2 +249.64 ± 37.33

Commit

Commit ID 15f34560f2adf955cac7ae5a19d6c7ffdf36e4a3
Author Daniel Samek
Date 2025-04-18 12:32:13 UTC
Update AUTHORS closes https://github.com/official-stockfish/Stockfish/pull/5964 No functional change
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