Dev Builds » 20200808-1942

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 06:30:50 584336 4004 77 2592 1335 -256.51 ± 6.79 614 1287 101 0 0 -634.83 ± 34.27
ncm-dbt-02 06:29:43 585683 4000 61 2544 1395 -252.32 ± 6.49 574 1335 91 0 0 -653.21 ± 36.16
ncm-dbt-03 06:30:54 584983 3998 64 2561 1373 -254.48 ± 6.57 588 1321 90 0 0 -655.08 ± 36.37
ncm-dbt-04 06:29:58 567019 4000 62 2576 1362 -256.73 ± 6.59 596 1323 80 1 0 -671.7 ± 38.66
ncm-dbt-05 06:31:10 582095 3998 59 2552 1387 -253.91 ± 6.55 582 1331 84 2 0 -659.08 ± 37.68
20000 323 12825 6852 -254.79 ± 2.95 2954 6597 446 3 0 -654.39 ± 16.16

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
462048 ncm-dbt-01 583196 4 0 3 1 -336.56 ± 527.33 1 1 0 0 0 -1199.83 ± 312.71
462047 ncm-dbt-03 582027 498 11 316 171 -247.66 ± 18.27 69 167 13 0 0 -628.69 ± 104.79
462046 ncm-dbt-05 581361 498 8 320 170 -255.58 ± 18.75 74 164 11 0 0 -658.42 ± 116.76
462045 ncm-dbt-02 586097 500 10 331 159 -264.59 ± 20.09 83 155 12 0 0 -643.67 ± 110.29
462044 ncm-dbt-04 566888 500 7 316 177 -250.76 ± 18.35 71 167 12 0 0 -643.67 ± 110.29
462043 ncm-dbt-01 586350 500 10 330 160 -263.41 ± 19.68 81 158 11 0 0 -659.13 ± 116.77
462042 ncm-dbt-03 585084 500 8 313 179 -246.3 ± 18.3 69 167 14 0 0 -616.18 ± 100.06
462041 ncm-dbt-02 586223 500 4 317 179 -255.29 ± 18.11 72 169 9 0 0 -694.7 ± 134.18
462040 ncm-dbt-05 583824 500 10 333 157 -266.96 ± 20.39 85 153 12 0 0 -643.67 ± 110.29
462039 ncm-dbt-04 564644 500 8 329 163 -264.59 ± 19.27 80 161 9 0 0 -694.7 ± 134.18
462038 ncm-dbt-01 585169 500 14 331 155 -259.9 ± 20.56 83 151 16 0 0 -592.27 ± 92.24
462037 ncm-dbt-03 583614 500 7 323 170 -258.74 ± 18.82 76 164 10 0 0 -676.04 ± 124.55
462036 ncm-dbt-02 587282 500 2 313 185 -253.02 ± 17.26 68 175 7 0 0 -739.05 ± 163.27
462035 ncm-dbt-05 583196 500 7 316 177 -250.76 ± 18.88 72 166 11 1 0 -629.43 ± 115.29
462034 ncm-dbt-04 568673 500 11 321 168 -251.89 ± 18.5 72 166 12 0 0 -643.67 ± 110.29
462033 ncm-dbt-01 581818 500 5 339 156 -280.42 ± 21.47 94 146 10 0 0 -676.04 ± 124.55
462032 ncm-dbt-03 585885 500 6 325 169 -262.24 ± 18.98 78 163 9 0 0 -694.7 ± 134.18
462031 ncm-dbt-02 585126 500 12 312 176 -240.82 ± 18.09 66 168 16 0 0 -592.27 ± 92.24
462030 ncm-dbt-05 577643 500 10 313 177 -244.09 ± 18.01 67 169 14 0 0 -616.18 ± 100.06
462029 ncm-dbt-04 565863 500 10 329 161 -262.24 ± 19.8 81 157 12 0 0 -643.67 ± 110.29
462028 ncm-dbt-01 584411 500 8 315 177 -248.52 ± 18.06 69 169 12 0 0 -643.67 ± 110.29
462027 ncm-dbt-03 584411 500 7 314 179 -248.52 ± 17.52 67 173 10 0 0 -676.04 ± 124.55
462026 ncm-dbt-02 583908 500 10 324 166 -256.44 ± 18.8 75 164 11 0 0 -659.13 ± 116.77
462025 ncm-dbt-04 568275 500 6 326 168 -263.41 ± 19.4 79 163 7 1 0 -694.74 ± 156.93
462024 ncm-dbt-05 584243 500 7 320 173 -255.3 ± 19.19 75 164 10 1 0 -643.7 ± 122.54
462023 ncm-dbt-01 585337 500 11 301 188 -230.16 ± 16.39 55 180 15 0 0 -603.84 ± 95.91
462022 ncm-dbt-02 584916 500 8 306 186 -238.65 ± 17.03 61 176 13 0 0 -629.41 ± 104.8
462021 ncm-dbt-03 585506 500 7 320 173 -255.29 ± 18.39 73 167 10 0 0 -676.04 ± 124.55
462020 ncm-dbt-04 567007 500 5 318 177 -255.29 ± 17.25 69 175 6 0 0 -766.17 ± 188.02
462019 ncm-dbt-05 583908 500 9 317 174 -249.64 ± 18.47 71 166 13 0 0 -629.41 ± 104.8
462018 ncm-dbt-01 584453 500 8 331 161 -266.96 ± 19.84 83 157 10 0 0 -676.04 ± 124.55
462017 ncm-dbt-03 585928 500 11 323 166 -254.15 ± 18.78 74 164 12 0 0 -643.67 ± 110.29
462016 ncm-dbt-05 584327 500 5 315 180 -251.89 ± 17.11 67 176 7 0 0 -739.05 ± 163.27
462015 ncm-dbt-02 588089 500 7 326 167 -262.24 ± 19.26 79 161 10 0 0 -676.04 ± 124.55
462014 ncm-dbt-04 568395 500 9 322 169 -255.29 ± 19.46 77 159 14 0 0 -616.18 ± 100.06
462013 ncm-dbt-01 586139 500 10 313 177 -244.09 ± 18.01 67 169 14 0 0 -616.18 ± 100.06
462012 ncm-dbt-03 587409 500 7 327 166 -263.41 ± 19.95 82 156 12 0 0 -643.67 ± 110.29
462011 ncm-dbt-02 583824 500 8 315 177 -248.52 ± 18.33 70 167 13 0 0 -629.41 ± 104.8
462010 ncm-dbt-05 578259 500 3 318 179 -257.59 ± 17.54 71 173 6 0 0 -766.17 ± 188.02
462009 ncm-dbt-01 582152 500 11 329 160 -261.07 ± 19.92 81 156 13 0 0 -629.41 ± 104.8
462008 ncm-dbt-04 566414 500 6 315 179 -250.76 ± 17.25 67 175 8 0 0 -715.51 ± 146.53

Commit

Commit ID 450b60a303b0c59b0cc5dd22d95b9a983dfc4f96
Author mckx00
Date 2020-08-08 19:42:59 UTC
Remove unnecessay legality check Possible after the recent reording pos.legal(move) check https://github.com/official-stockfish/Stockfish/pull/2941 No functional change.
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