Dev Builds » 20210621-2114

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 06:49:05 577566 3994 499 1571 1924 -95.59 ± 5.15 41 1094 758 104 0 -198.47 ± 12.37
ncm-dbt-02 06:49:27 581774 4004 441 1596 1967 -103.15 ± 5.18 53 1140 719 89 1 -215.32 ± 12.7
ncm-dbt-03 06:49:32 580326 3992 443 1591 1958 -102.81 ± 5.03 44 1137 739 75 1 -216.65 ± 12.51
ncm-dbt-04 06:49:05 567209 4014 478 1619 1917 -101.56 ± 5.09 51 1122 751 83 0 -211.43 ± 12.41
ncm-dbt-05 06:49:56 581301 3996 450 1569 1977 -99.96 ± 5.05 43 1116 756 83 0 -209.19 ± 12.37
20000 2311 7946 9743 -100.61 ± 2.28 232 5609 3723 434 2 -210.15 ± 5.57

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
452183 ncm-dbt-04 568474 14 1 6 7 -129.72 ± 68.06 0 5 2 0 0 -311.09 ± 530.6
452182 ncm-dbt-03 585801 86 14 38 34 -99.59 ± 37.22 1 25 14 3 0 -207.41 ± 94.87
452181 ncm-dbt-01 582652 90 13 34 43 -82.58 ± 35.21 1 22 19 3 0 -165.99 ± 80.23
452180 ncm-dbt-02 586477 102 3 48 51 -164.56 ± 27.97 3 39 9 0 0 -405.66 ± 128.47
452179 ncm-dbt-05 579578 496 52 200 244 -106.92 ± 13.8 6 142 94 6 0 -226.3 ± 35.06
452178 ncm-dbt-04 568912 500 66 206 228 -99.95 ± 13.68 8 128 110 4 0 -204.07 ± 31.83
452177 ncm-dbt-03 584958 500 55 197 248 -101.46 ± 14.17 5 142 93 10 0 -213.85 ± 35.47
452176 ncm-dbt-01 582402 500 64 192 244 -90.96 ± 15.19 5 136 91 18 0 -187.16 ± 35.88
452175 ncm-dbt-02 586901 500 57 197 246 -99.95 ± 14.76 6 141 90 13 0 -207.95 ± 36.13
452174 ncm-dbt-05 583950 500 64 194 242 -92.45 ± 15.08 8 128 100 14 0 -185.33 ± 34.19
452173 ncm-dbt-04 568951 500 61 199 240 -98.44 ± 14.74 7 136 95 12 0 -202.15 ± 35.11
452172 ncm-dbt-03 585759 500 55 193 252 -98.44 ± 14.14 6 135 100 9 0 -204.07 ± 34.04
452171 ncm-dbt-01 581693 500 51 204 245 -109.83 ± 14.37 5 154 80 11 0 -236.51 ± 38.38
452170 ncm-dbt-02 587622 500 67 200 233 -94.69 ± 14.24 6 131 103 10 0 -194.57 ± 33.53
452169 ncm-dbt-05 579578 500 60 201 239 -100.7 ± 14.01 1 152 84 13 0 -219.87 ± 37.42
452168 ncm-dbt-04 564801 500 59 192 249 -94.69 ± 15.12 6 137 91 16 0 -194.57 ± 35.91
452167 ncm-dbt-03 583824 500 54 193 253 -99.2 ± 13.99 2 147 89 12 0 -213.85 ± 36.34
452166 ncm-dbt-01 583237 500 69 189 242 -85.04 ± 14.35 6 120 112 12 0 -171.02 ± 32.04
452165 ncm-dbt-02 587664 500 50 191 259 -100.7 ± 14.92 7 140 90 13 0 -207.95 ± 36.13
452164 ncm-dbt-05 575924 500 54 188 258 -95.44 ± 14.55 7 131 101 11 0 -194.57 ± 33.94
452163 ncm-dbt-04 568593 500 60 198 242 -98.44 ± 14.44 7 134 99 10 0 -202.15 ± 34.28
452162 ncm-dbt-03 586858 500 61 201 238 -99.95 ± 14.0 6 136 100 8 0 -207.95 ± 33.99
452161 ncm-dbt-01 584034 500 57 200 243 -102.22 ± 14.63 5 146 86 13 0 -215.85 ± 36.98
452160 ncm-dbt-02 585590 500 52 208 240 -112.14 ± 15.0 11 143 87 9 0 -230.16 ± 36.73
452159 ncm-dbt-05 582110 500 50 199 251 -106.77 ± 14.36 9 138 96 7 0 -219.87 ± 34.73
452158 ncm-dbt-04 567720 500 60 208 232 -106.01 ± 14.97 7 147 83 13 0 -221.9 ± 37.65
452157 ncm-dbt-03 584537 500 54 196 250 -101.46 ± 14.63 8 136 96 10 0 -207.95 ± 34.86
452156 ncm-dbt-01 585548 500 65 204 231 -99.2 ± 15.04 9 133 96 12 0 -200.24 ± 34.91
452155 ncm-dbt-02 587919 500 56 204 240 -106.01 ± 14.2 4 150 87 8 1 -230.16 ± 36.73
452154 ncm-dbt-05 585000 500 59 205 236 -104.49 ± 14.04 6 142 94 8 0 -219.87 ± 35.19
452153 ncm-dbt-04 566651 500 62 205 233 -102.22 ± 14.18 4 146 89 11 0 -217.85 ± 36.33
452152 ncm-dbt-03 541875 500 58 199 243 -100.7 ± 13.85 4 142 95 9 0 -213.85 ± 35.03
452151 ncm-dbt-02 538929 500 59 203 238 -102.97 ± 14.79 5 148 83 14 0 -217.85 ± 37.63
452150 ncm-dbt-01 533518 500 62 195 243 -94.69 ± 14.69 5 137 94 14 0 -196.45 ± 35.33
452149 ncm-dbt-05 580655 500 47 197 256 -107.54 ± 13.4 4 148 92 6 0 -232.26 ± 35.5
452148 ncm-dbt-02 585801 402 40 151 211 -98.49 ± 16.59 5 112 73 11 0 -203.77 ± 40.18
452147 ncm-dbt-03 585590 406 43 165 198 -107.73 ± 16.78 6 120 68 8 1 -228.26 ± 41.69
452146 ncm-dbt-04 565469 500 50 204 246 -110.6 ± 14.22 7 148 87 8 0 -234.38 ± 36.71
452145 ncm-dbt-01 581860 404 58 167 179 -96.12 ± 15.02 1 115 78 8 0 -207.29 ± 38.72
452144 ncm-dbt-01 583154 500 60 186 254 -89.48 ± 14.3 4 131 102 13 0 -185.33 ± 33.81
452143 ncm-dbt-02 589069 500 57 194 249 -97.69 ± 14.43 6 136 97 11 0 -202.15 ± 34.7
452142 ncm-dbt-04 565312 500 59 201 240 -101.46 ± 14.01 5 141 95 9 0 -213.85 ± 35.03
452141 ncm-dbt-05 583614 500 64 185 251 -85.78 ± 14.65 2 135 95 18 0 -179.9 ± 35.13
452140 ncm-dbt-03 583740 500 49 209 242 -115.22 ± 13.72 6 154 84 6 0 -249.64 ± 37.33

Commit

Commit ID 2e2865d34b6767e60ea55277bc6b1d642795ecc3
Author Joost VandeVondele
Date 2021-06-21 21:14:58 UTC
Fix build error on OSX directly use integer version for cp calculation. fixes https://github.com/official-stockfish/Stockfish/issues/3573 closes https://github.com/official-stockfish/Stockfish/pull/3574 No functional change
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