Dev Builds » 20190726-0012

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 06:28:56 584791 4016 47 2684 1285 -273.38 ± 7.08 695 1247 66 0 0 -710.82 ± 42.71
ncm-dbt-02 06:28:18 586880 4020 44 2655 1321 -269.07 ± 6.86 664 1283 63 0 0 -719.2 ± 43.75
ncm-dbt-03 06:27:45 586151 3990 35 2633 1322 -270.05 ± 6.85 659 1281 54 1 0 -738.66 ± 47.42
ncm-dbt-04 06:27:31 567169 3990 52 2679 1259 -274.47 ± 7.14 697 1233 65 0 0 -712.37 ± 43.05
ncm-dbt-05 06:27:53 583441 3984 58 2681 1245 -274.46 ± 7.21 701 1221 70 0 0 -699.0 ± 41.42
20000 236 13332 6432 -272.27 ± 3.14 3416 6265 318 1 0 -715.55 ± 19.17

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
473990 ncm-dbt-01 585211 16 0 10 6 -254.49 ± 90.13 2 6 0 0 0 -1199.83 ± 190.04
473989 ncm-dbt-02 586520 20 0 14 6 -301.09 ± 112.75 4 6 0 0 0 -1199.83 ± 170.51
473988 ncm-dbt-03 584706 490 6 324 160 -268.75 ± 20.32 82 155 7 1 0 -691.16 ± 156.9
473987 ncm-dbt-05 581652 484 9 330 145 -277.44 ± 21.56 89 143 10 0 0 -670.28 ± 124.51
473986 ncm-dbt-04 567403 490 9 326 155 -267.52 ± 20.45 83 151 11 0 0 -655.55 ± 116.74
473985 ncm-dbt-01 584748 500 7 340 153 -279.16 ± 20.75 91 151 8 0 0 -715.51 ± 146.53
473984 ncm-dbt-02 588004 500 3 335 162 -277.92 ± 19.71 87 158 5 0 0 -798.18 ± 231.48
473983 ncm-dbt-03 587367 500 6 332 162 -270.57 ± 19.71 84 158 8 0 0 -715.51 ± 146.53
473982 ncm-dbt-05 584076 500 5 339 156 -280.42 ± 20.6 91 152 7 0 0 -739.05 ± 163.27
473981 ncm-dbt-04 569829 500 9 330 161 -264.59 ± 19.82 82 157 11 0 0 -659.13 ± 116.77
473980 ncm-dbt-01 583028 500 6 325 169 -262.24 ± 19.26 79 161 10 0 0 -676.04 ± 124.55
473979 ncm-dbt-02 587962 500 10 332 158 -265.77 ± 20.51 85 152 13 0 0 -629.41 ± 104.8
473978 ncm-dbt-03 585337 500 3 332 165 -274.22 ± 19.27 84 161 5 0 0 -798.18 ± 231.48
473977 ncm-dbt-05 585928 500 7 345 148 -285.48 ± 21.5 96 146 8 0 0 -715.51 ± 146.53
473976 ncm-dbt-04 564958 500 10 331 159 -264.59 ± 20.63 85 151 14 0 0 -616.18 ± 100.06
473975 ncm-dbt-01 583447 500 7 328 165 -264.59 ± 20.09 83 155 12 0 0 -643.67 ± 110.29
473974 ncm-dbt-02 588004 500 4 330 166 -270.57 ± 18.53 80 166 4 0 0 -837.28 ± 240.94
473973 ncm-dbt-03 587579 500 3 334 163 -276.68 ± 20.16 88 155 7 0 0 -739.05 ± 163.27
473972 ncm-dbt-04 566493 500 7 337 156 -275.44 ± 20.01 87 156 7 0 0 -739.05 ± 163.27
473971 ncm-dbt-05 584832 500 4 337 159 -279.16 ± 19.54 87 159 4 0 0 -837.28 ± 240.94
473970 ncm-dbt-01 585421 500 4 331 165 -271.78 ± 18.98 82 163 5 0 0 -798.18 ± 231.48
473969 ncm-dbt-02 588430 500 10 327 163 -259.9 ± 20.3 82 153 15 0 0 -603.84 ± 95.91
473968 ncm-dbt-03 585337 500 5 328 167 -266.96 ± 18.99 80 163 7 0 0 -739.05 ± 163.27
473967 ncm-dbt-05 583740 500 8 328 164 -263.41 ± 19.68 81 158 11 0 0 -659.13 ± 116.77
473966 ncm-dbt-04 564958 500 3 331 166 -272.99 ± 18.82 82 164 4 0 0 -837.28 ± 240.94
473965 ncm-dbt-01 586858 500 5 329 166 -268.16 ± 19.42 82 160 8 0 0 -715.51 ± 146.53
473964 ncm-dbt-02 584748 500 1 332 167 -276.68 ± 18.94 84 163 3 0 0 -887.58 ± 222.18
473963 ncm-dbt-03 586266 500 6 320 174 -256.44 ± 18.53 74 166 10 0 0 -676.04 ± 124.55
473962 ncm-dbt-05 580365 500 11 334 155 -266.96 ± 21.18 88 147 15 0 0 -603.84 ± 95.91
473961 ncm-dbt-04 568792 500 5 344 151 -286.77 ± 21.05 95 149 6 0 0 -766.17 ± 188.02
473960 ncm-dbt-01 584117 500 3 344 153 -289.35 ± 20.73 95 151 4 0 0 -837.28 ± 240.94
473959 ncm-dbt-02 585379 500 5 331 164 -270.57 ± 19.71 84 158 8 0 0 -715.51 ± 146.53
473958 ncm-dbt-05 583112 500 8 335 157 -271.78 ± 20.15 86 155 9 0 0 -694.7 ± 134.18
473957 ncm-dbt-03 586308 500 3 332 165 -274.22 ± 19.27 84 161 5 0 0 -798.18 ± 231.48
473956 ncm-dbt-04 566730 500 7 346 147 -286.77 ± 21.65 97 145 8 0 0 -715.51 ± 146.53
473955 ncm-dbt-02 585295 500 6 321 173 -257.59 ± 18.12 73 169 8 0 0 -715.51 ± 146.53
473954 ncm-dbt-01 584706 500 8 334 158 -270.57 ± 20.56 87 152 11 0 0 -659.13 ± 116.77
473953 ncm-dbt-03 586308 500 3 331 166 -272.99 ± 19.12 83 162 5 0 0 -798.18 ± 231.48
473952 ncm-dbt-04 568196 500 2 334 164 -277.92 ± 19.4 86 160 4 0 0 -837.28 ± 240.94
473951 ncm-dbt-05 583824 500 6 333 161 -271.78 ± 19.28 83 161 6 0 0 -766.17 ± 188.02
473950 ncm-dbt-02 587579 500 5 333 162 -272.99 ± 19.72 85 158 7 0 0 -739.05 ± 163.27
473949 ncm-dbt-01 585590 500 7 343 150 -282.94 ± 21.2 94 148 8 0 0 -715.51 ± 146.53

Commit

Commit ID aec918a2b6ee931826ef19db1726950976da7ffe
Author protonspring
Date 2019-07-26 00:12:23 UTC
Remove operators for color This is a non-functional and untested simplification. The increment operator for color isn't really necessary and seems a bit unnatural to me. Passed STC: LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 47027 W: 10589 L: 10518 D: 25920 http://tests.stockfishchess.org/tests/view/5d3472d10ebc5925cf0e8d3e Closes https://github.com/official-stockfish/Stockfish/pull/2247 No functional change
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