Dev Builds » 20150323-1614

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 05:50:46 585081 4000 4 3389 607 -431.79 ± 12.54 1390 605 5 0 0 -1160.95 ± 74.15
ncm-dbt-02 05:48:44 596988 4000 6 3418 576 -440.22 ± 12.94 1418 576 6 0 0 -1129.24 ± 86.4
ncm-dbt-03 05:49:40 577630 4000 3 3364 633 -424.57 ± 12.17 1364 633 3 0 0 -1199.83 ± 40.83
ncm-dbt-04 05:49:13 568262 4000 5 3391 604 -432.09 ± 12.55 1391 604 5 0 0 -1160.95 ± 74.15
ncm-dbt-05 05:49:15 604408 4000 4 3435 561 -446.37 ± 13.15 1435 561 4 0 0 -1199.74 ± 59.42
20000 22 16997 2981 -434.87 ± 5.66 6998 2979 23 0 0 -1175.51 ± 41.93

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
478658 ncm-dbt-01 585337 500 0 422 78 -429.04 ± 35.06 172 78 0 0 0 -1199.83 ± 0.0
478657 ncm-dbt-03 570829 500 0 427 73 -441.48 ± 36.6 177 73 0 0 0 -1199.83 ± 0.0
478656 ncm-dbt-02 592331 500 0 433 67 -457.5 ± 38.66 183 67 0 0 0 -1199.83 ± 0.0
478655 ncm-dbt-05 603993 500 1 424 75 -431.47 ± 36.03 174 75 1 0 0 -1078.89 ± 154.95
478654 ncm-dbt-04 568037 500 1 415 84 -410.57 ± 33.42 165 84 1 0 0 -1078.89 ± 154.95
478653 ncm-dbt-01 584790 500 1 441 58 -477.97 ± 42.34 191 58 1 0 0 -1078.89 ± 154.95
478652 ncm-dbt-03 579868 500 0 425 75 -436.41 ± 35.97 175 75 0 0 0 -1199.83 ± 0.0
478651 ncm-dbt-02 592936 500 1 431 68 -449.34 ± 38.36 181 68 1 0 0 -1078.89 ± 154.95
478650 ncm-dbt-05 604937 500 0 427 73 -441.48 ± 36.6 177 73 0 0 0 -1199.83 ± 0.0
478649 ncm-dbt-04 568037 500 0 433 67 -457.5 ± 38.66 183 67 0 0 0 -1199.83 ± 0.0
478648 ncm-dbt-01 585464 500 2 421 77 -421.92 ± 35.44 171 77 2 0 0 -958.31 ± 196.57
478647 ncm-dbt-03 577848 500 0 416 84 -415.03 ± 33.36 166 84 0 0 0 -1199.83 ± 0.0
478646 ncm-dbt-02 590825 500 1 420 79 -421.92 ± 34.82 170 79 1 0 0 -1078.89 ± 154.95
478645 ncm-dbt-05 600824 500 1 432 67 -452.02 ± 38.72 182 67 1 0 0 -1078.89 ± 154.95
478644 ncm-dbt-04 568872 500 0 419 81 -421.91 ± 34.19 169 81 0 0 0 -1199.83 ± 0.0
478643 ncm-dbt-01 585253 500 1 417 82 -415.03 ± 33.97 167 82 1 0 0 -1078.89 ± 154.95
478642 ncm-dbt-03 580240 500 0 425 75 -436.41 ± 35.97 175 75 0 0 0 -1199.83 ± 0.0
478641 ncm-dbt-05 604802 500 0 421 79 -426.63 ± 34.76 171 79 0 0 0 -1199.83 ± 0.0
478640 ncm-dbt-02 590567 500 1 431 68 -449.34 ± 38.36 181 68 1 0 0 -1078.89 ± 154.95
478639 ncm-dbt-04 567601 500 1 429 70 -444.07 ± 37.66 179 70 1 0 0 -1078.89 ± 154.95
478638 ncm-dbt-01 587452 500 0 420 80 -424.26 ± 35.11 171 78 1 0 0 -1078.89 ± 154.95
478637 ncm-dbt-03 578218 500 1 412 87 -404.04 ± 32.63 162 87 1 0 0 -1078.89 ± 154.95
478636 ncm-dbt-05 603724 500 0 442 58 -484.22 ± 42.28 192 58 0 0 0 -1199.83 ± 0.0
478635 ncm-dbt-04 566533 500 0 420 80 -424.26 ± 34.47 170 80 0 0 0 -1199.83 ± 0.0
478634 ncm-dbt-02 591728 500 1 422 77 -426.64 ± 35.41 172 77 1 0 0 -1078.89 ± 154.95
478633 ncm-dbt-01 583572 500 0 423 77 -431.46 ± 35.35 173 77 0 0 0 -1199.83 ± 0.0
478632 ncm-dbt-03 577110 500 0 432 68 -454.74 ± 38.3 182 68 0 0 0 -1199.83 ± 0.0
478631 ncm-dbt-05 603724 500 0 431 69 -452.02 ± 37.95 181 69 0 0 0 -1199.83 ± 0.0
478630 ncm-dbt-02 592245 500 1 430 69 -446.69 ± 38.01 180 69 1 0 0 -1078.89 ± 154.95
478629 ncm-dbt-04 568196 500 1 431 68 -449.34 ± 38.36 181 68 1 0 0 -1078.89 ± 154.95
478628 ncm-dbt-01 583237 500 0 423 77 -431.46 ± 35.35 173 77 0 0 0 -1199.83 ± 0.0
478627 ncm-dbt-03 578218 500 1 413 86 -406.19 ± 32.89 163 86 1 0 0 -1078.89 ± 154.95
478626 ncm-dbt-02 591426 500 1 428 71 -441.49 ± 37.32 178 71 1 0 0 -1078.89 ± 154.95
478625 ncm-dbt-04 570348 500 2 424 74 -429.04 ± 36.37 174 74 2 0 0 -958.31 ± 196.57
478624 ncm-dbt-05 605658 500 2 426 72 -433.93 ± 37.01 176 72 2 0 0 -958.31 ± 196.57
478623 ncm-dbt-02 633849 500 0 423 77 -431.46 ± 35.35 173 77 0 0 0 -1199.83 ± 0.0
478622 ncm-dbt-04 568474 500 0 420 80 -424.26 ± 34.47 170 80 0 0 0 -1199.83 ± 0.0
478621 ncm-dbt-03 578712 500 1 414 85 -408.37 ± 33.16 164 85 1 0 0 -1078.89 ± 154.95
478620 ncm-dbt-01 585548 500 0 422 78 -429.04 ± 35.06 172 78 0 0 0 -1199.83 ± 0.0
478619 ncm-dbt-05 607604 500 0 432 68 -454.74 ± 38.3 182 68 0 0 0 -1199.83 ± 0.0

Commit

Commit ID dc3a5f791ebf235444864e633564561811fa1244
Author Marco Costalba
Date 2015-03-23 16:14:31 UTC
Allow Bitbases::init() to be called more than once Currently if we call it more than once, we crash. This is not a real problem, because this function is indeed called just once. Nevertheless with this small fix, that gets rid of a hidden 'static' variable, we cleanly resolve the issue. While there, fix also ThreadPool::exit to return in a consistent state. Now all the init() functions but UCI::init() are reentrant and can be called multiple times. No functional change.
Copyright 2011–2026 Next Chess Move LLC