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 06:46:30 582706 4012 1626 445 1941 +105.39 ± 4.8 1 64 718 1199 24 +228.74 ± 12.68
ncm-dbt-02 06:47:24 584571 3998 1633 423 1942 +108.55 ± 4.68 2 46 711 1220 20 +238.82 ± 12.71
ncm-dbt-03 06:45:13 585506 4000 1641 472 1887 +104.59 ± 4.84 2 70 704 1205 19 +228.08 ± 12.83
ncm-dbt-04 06:46:13 569088 3988 1640 466 1882 +105.4 ± 4.75 1 55 730 1185 23 +228.98 ± 12.55
ncm-dbt-05 06:46:27 583867 4002 1676 507 1819 +104.53 ± 4.78 2 61 724 1194 20 +227.67 ± 12.62
20000 8216 2313 9471 +105.69 ± 2.13 8 296 3587 6003 106 +230.43 ± 5.67

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
409797 ncm-dbt-05 586774 2 1 1 0 0.0 ± 34.02 0 0 1 0 0 0.0 ± 30.47
409796 ncm-dbt-01 583908 12 6 2 4 +120.31 ± 75.55 0 0 2 4 0 +279.41 ± 548.26
409795 ncm-dbt-04 569709 488 210 62 216 +108.79 ± 12.7 0 2 95 144 3 +237.73 ± 34.43
409794 ncm-dbt-02 584201 498 194 50 254 +103.41 ± 13.9 1 8 88 150 2 +227.19 ± 36.51
409793 ncm-dbt-03 585421 500 204 62 234 +101.46 ± 13.37 0 9 91 149 1 +221.9 ± 35.86
409792 ncm-dbt-05 580075 500 213 68 219 +103.73 ± 13.71 0 8 93 145 4 +221.9 ± 35.4
409791 ncm-dbt-01 580489 500 183 55 262 +90.96 ± 13.56 0 9 107 131 3 +190.85 ± 32.75
409790 ncm-dbt-04 569151 500 203 67 230 +96.94 ± 14.27 1 12 88 148 1 +211.87 ± 36.55
409789 ncm-dbt-02 585337 500 210 57 233 +109.83 ± 12.52 0 2 96 149 3 +240.82 ± 34.28
409788 ncm-dbt-03 584832 500 204 54 242 +107.54 ± 13.4 0 7 89 151 3 +234.38 ± 36.22
409787 ncm-dbt-05 586012 500 215 69 216 +104.49 ± 13.39 0 9 87 153 1 +230.16 ± 36.73
409786 ncm-dbt-01 582569 500 194 57 249 +97.69 ± 13.82 0 11 93 144 2 +209.91 ± 35.49
409785 ncm-dbt-04 569629 500 214 57 229 +112.91 ± 13.04 0 5 86 156 3 +249.64 ± 36.79
409784 ncm-dbt-02 586350 500 203 43 254 +115.22 ± 13.03 0 6 80 162 2 +258.75 ± 38.32
409783 ncm-dbt-05 582277 500 205 46 249 +114.45 ± 13.38 1 4 83 159 3 +256.44 ± 37.51
409782 ncm-dbt-03 586393 500 196 63 241 +94.69 ± 13.78 0 11 97 140 2 +202.15 ± 34.7
409781 ncm-dbt-01 582987 500 206 42 252 +118.33 ± 12.81 0 3 84 159 4 +263.42 ± 37.11
409780 ncm-dbt-04 570869 500 206 58 236 +106.01 ± 14.2 0 11 84 151 4 +228.08 ± 37.44
409779 ncm-dbt-01 584034 500 204 61 235 +102.22 ± 13.54 0 9 91 148 2 +221.9 ± 35.86
409778 ncm-dbt-02 584958 500 215 56 229 +114.45 ± 13.03 0 3 90 152 5 +249.64 ± 35.69
409777 ncm-dbt-05 585295 500 202 64 234 +98.44 ± 13.34 0 8 98 142 2 +211.87 ± 34.38
409776 ncm-dbt-03 586689 500 204 57 239 +105.25 ± 13.39 0 10 83 157 0 +234.38 ± 37.67
409775 ncm-dbt-04 569190 500 210 59 231 +108.3 ± 14.21 0 9 87 148 6 +230.16 ± 36.73
409774 ncm-dbt-02 584622 500 202 57 241 +103.73 ± 12.88 0 6 94 149 1 +228.08 ± 35.08
409773 ncm-dbt-01 583950 500 209 48 243 +116.0 ± 12.84 1 2 84 161 2 +263.42 ± 37.11
409772 ncm-dbt-05 581070 500 207 64 229 +102.22 ± 13.86 1 8 90 149 2 +223.94 ± 36.07
409771 ncm-dbt-03 585928 500 212 63 225 +106.77 ± 13.39 0 7 90 150 3 +232.26 ± 35.99
409770 ncm-dbt-04 566928 500 205 53 242 +109.07 ± 12.53 0 3 94 151 2 +240.82 ± 34.82
409769 ncm-dbt-01 583196 500 207 58 235 +106.77 ± 13.56 0 8 88 151 3 +232.26 ± 36.48
409768 ncm-dbt-02 584622 500 191 57 252 +95.44 ± 13.79 1 8 99 140 2 +206.01 ± 34.24
409767 ncm-dbt-03 585295 500 205 50 245 +111.37 ± 13.22 0 8 80 161 1 +249.64 ± 38.38
409766 ncm-dbt-05 587070 500 214 70 216 +102.97 ± 14.02 0 11 87 149 3 +221.9 ± 36.76
409765 ncm-dbt-04 567403 500 199 54 247 +103.73 ± 13.71 0 9 90 148 3 +223.94 ± 36.07
409764 ncm-dbt-02 584958 500 215 51 234 +118.33 ± 13.0 0 6 76 166 2 +268.17 ± 39.39
409763 ncm-dbt-03 584201 500 211 70 219 +100.71 ± 14.32 1 9 92 144 4 +215.85 ± 35.68
409762 ncm-dbt-01 581153 500 200 47 253 +109.83 ± 14.53 0 13 75 158 4 +238.66 ± 39.57
409761 ncm-dbt-05 581735 500 210 54 236 +112.14 ± 13.04 0 4 90 152 4 +245.2 ± 35.79
409760 ncm-dbt-04 569829 500 193 56 251 +97.69 ± 12.49 0 4 106 139 1 +211.87 ± 32.55
409759 ncm-dbt-03 585295 500 205 53 242 +109.07 ± 14.53 1 9 82 153 5 +236.51 ± 37.9
409758 ncm-dbt-05 584495 500 209 71 220 +98.44 ± 13.34 0 9 95 145 1 +213.85 ± 35.03
409757 ncm-dbt-01 582068 500 217 75 208 +101.46 ± 13.85 0 9 94 143 4 +215.85 ± 35.23
409756 ncm-dbt-02 581527 500 203 52 245 +108.3 ± 13.4 0 7 88 152 3 +236.51 ± 36.44

Commit

Commit ID bb3eaf8defec018ae932ec24b6854966c8f83701
Author Disservin
Date 2025-04-18 12:32:19 UTC
Add cstddef header Fix missing header for std::size_t reported on discord. closes https://github.com/official-stockfish/Stockfish/pull/5968 No functional change
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