Dev Builds » 20140406-0953

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 05:45:03 584764 4000 0 3457 543 -455.1 ± 13.43 1458 541 1 0 0 -1199.83 ± 0.0
ncm-dbt-02 05:45:36 592004 4000 7 3478 515 -459.97 ± 13.86 1478 515 7 0 0 -1102.43 ± 96.9
ncm-dbt-03 05:46:01 578106 4000 1 3401 598 -436.43 ± 12.62 1401 598 1 0 0 -1199.83 ± 0.0
ncm-dbt-04 05:45:04 567598 4000 6 3437 557 -446.37 ± 13.24 1438 555 7 0 0 -1102.43 ± 96.9
ncm-dbt-05 05:44:38 610098 4000 2 3508 490 -472.67 ± 14.27 1508 490 2 0 0 -1199.83 ± 15.4
20000 16 17281 2703 -453.74 ± 6.01 7283 2699 18 0 0 -1199.83 ± 23.85

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
479908 ncm-dbt-03 578877 500 0 429 71 -446.68 ± 37.26 179 71 0 0 0 -1199.83 ± 0.0
479907 ncm-dbt-02 590868 500 1 437 62 -466.02 ± 40.64 187 62 1 0 0 -1078.89 ± 154.95
479906 ncm-dbt-05 596635 500 0 433 67 -457.5 ± 38.66 183 67 0 0 0 -1199.83 ± 0.0
479905 ncm-dbt-04 568196 500 1 426 73 -436.42 ± 36.66 176 73 1 0 0 -1078.89 ± 154.95
479904 ncm-dbt-01 584832 500 0 437 63 -468.94 ± 40.18 187 63 0 0 0 -1199.83 ± 0.0
479903 ncm-dbt-03 577643 500 0 418 82 -419.59 ± 33.91 168 82 0 0 0 -1199.83 ± 0.0
479902 ncm-dbt-05 602918 500 0 445 55 -494.0 ± 43.67 195 55 0 0 0 -1199.83 ± 0.0
479901 ncm-dbt-02 592374 500 0 433 67 -457.5 ± 38.66 183 67 0 0 0 -1199.83 ± 0.0
479900 ncm-dbt-04 564723 500 0 428 72 -444.07 ± 36.93 178 72 0 0 0 -1199.83 ± 0.0
479899 ncm-dbt-01 580572 500 0 440 60 -477.97 ± 41.41 190 60 0 0 0 -1199.83 ± 0.0
479898 ncm-dbt-02 591340 500 0 443 57 -487.43 ± 42.74 193 57 0 0 0 -1199.83 ± 0.0
479897 ncm-dbt-05 602605 500 0 444 56 -490.69 ± 43.2 194 56 0 0 0 -1199.83 ± 0.0
479896 ncm-dbt-03 578300 500 0 431 69 -452.02 ± 37.95 181 69 0 0 0 -1199.83 ± 0.0
479895 ncm-dbt-04 566612 500 2 429 69 -441.49 ± 38.03 179 69 2 0 0 -958.31 ± 196.57
479894 ncm-dbt-01 587537 500 0 430 70 -449.34 ± 38.36 181 68 1 0 0 -1078.89 ± 154.95
479893 ncm-dbt-02 590825 500 1 429 70 -444.07 ± 37.66 179 70 1 0 0 -1078.89 ± 154.95
479892 ncm-dbt-03 579413 500 1 431 68 -449.34 ± 38.36 181 68 1 0 0 -1078.89 ± 154.95
479891 ncm-dbt-05 602605 500 1 440 59 -474.91 ± 41.9 190 59 1 0 0 -1078.89 ± 154.95
479890 ncm-dbt-01 584958 500 0 434 66 -460.3 ± 39.03 184 66 0 0 0 -1199.83 ± 0.0
479889 ncm-dbt-04 568116 500 0 425 75 -436.42 ± 36.66 176 73 1 0 0 -1078.89 ± 154.95
479888 ncm-dbt-03 577889 500 0 422 78 -429.04 ± 35.06 172 78 0 0 0 -1199.83 ± 0.0
479887 ncm-dbt-02 591426 500 1 438 61 -468.94 ± 41.05 188 61 1 0 0 -1078.89 ± 154.95
479886 ncm-dbt-04 568037 500 0 446 54 -497.37 ± 44.16 196 54 0 0 0 -1199.83 ± 0.0
479885 ncm-dbt-01 585674 500 0 437 63 -468.94 ± 40.18 187 63 0 0 0 -1199.83 ± 0.0
479884 ncm-dbt-05 641248 500 0 444 56 -490.69 ± 43.2 194 56 0 0 0 -1199.83 ± 0.0
479883 ncm-dbt-03 578342 500 0 431 69 -452.02 ± 37.95 181 69 0 0 0 -1199.83 ± 0.0
479882 ncm-dbt-02 592202 500 2 433 65 -452.02 ± 39.48 183 65 2 0 0 -958.31 ± 196.57
479881 ncm-dbt-04 568236 500 1 431 68 -449.34 ± 38.36 181 68 1 0 0 -1078.89 ± 154.95
479880 ncm-dbt-01 585801 500 0 421 79 -426.63 ± 34.76 171 79 0 0 0 -1199.83 ± 0.0
479879 ncm-dbt-05 604442 500 1 433 66 -454.75 ± 39.09 183 66 1 0 0 -1078.89 ± 154.95
479878 ncm-dbt-02 594541 500 0 436 64 -466.01 ± 39.79 186 64 0 0 0 -1199.83 ± 0.0
479877 ncm-dbt-05 628265 500 0 437 63 -468.94 ± 40.18 187 63 0 0 0 -1199.83 ± 0.0
479876 ncm-dbt-01 584495 500 0 433 67 -457.5 ± 38.66 183 67 0 0 0 -1199.83 ± 0.0
479875 ncm-dbt-04 568474 500 1 430 69 -446.69 ± 38.01 180 69 1 0 0 -1078.89 ± 154.95
479874 ncm-dbt-03 577766 500 0 408 92 -397.7 ± 31.34 158 92 0 0 0 -1199.83 ± 0.0
479873 ncm-dbt-05 602070 500 0 432 68 -454.74 ± 38.3 182 68 0 0 0 -1199.83 ± 0.0
479872 ncm-dbt-02 592461 500 2 429 69 -441.49 ± 38.03 179 69 2 0 0 -958.31 ± 196.57
479871 ncm-dbt-01 584243 500 0 425 75 -436.41 ± 35.97 175 75 0 0 0 -1199.83 ± 0.0
479870 ncm-dbt-03 576619 500 0 431 69 -452.02 ± 37.95 181 69 0 0 0 -1199.83 ± 0.0
479869 ncm-dbt-04 568395 500 1 422 77 -426.64 ± 35.41 172 77 1 0 0 -1078.89 ± 154.95

Commit

Commit ID 0d8a4c7565390c9f7ccc99799a76a19fb50e6f7b
Author Lucas Braesch
Date 2014-04-06 09:53:28 UTC
Rescale UCI scores to PawnValueEg This is more consistent with what other engines are doing. Often people thinks that SF's scores are overblown. In the end, it just boils down to the arbitrary way of rescaling them. No functional change.
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