Dev Builds » 20140809-2336

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 05:51:24 584300 3990 2 3382 606 -432.85 ± 12.51 1387 606 2 0 0 -1199.83 ± 15.62
ncm-dbt-02 05:52:28 592117 4002 3 3433 566 -445.48 ± 13.07 1432 566 3 0 0 -1199.83 ± 40.78
ncm-dbt-03 05:53:41 577649 3996 3 3403 590 -437.5 ± 12.73 1405 590 3 0 0 -1199.83 ± 40.92
ncm-dbt-04 05:53:32 567871 4000 4 3443 553 -449.02 ± 13.26 1443 553 4 0 0 -1199.74 ± 59.42
ncm-dbt-05 05:51:21 601789 4012 1 3480 531 -459.12 ± 13.59 1474 531 1 0 0 -1199.83 ± 0.0
20000 13 17141 2846 -444.61 ± 5.82 7141 2846 13 0 0 -1199.83 ± 0.28

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
479654 ncm-dbt-02 589454 2 0 2 0 -1041.08 ± 395.59 1 0 0 0 0 -1129.65 ± 376.02
479653 ncm-dbt-05 599318 12 0 11 1 -543.16 ± 424.94 5 1 0 0 0 -1199.83 ± 215.27
479652 ncm-dbt-01 584411 490 0 420 70 -445.56 ± 37.5 175 70 0 0 0 -1199.83 ± 0.0
479651 ncm-dbt-03 579702 496 0 417 79 -425.12 ± 34.72 169 79 0 0 0 -1199.83 ± 0.0
479650 ncm-dbt-04 569989 500 0 435 65 -463.14 ± 39.4 185 65 0 0 0 -1199.83 ± 0.0
479649 ncm-dbt-05 604892 500 0 427 73 -441.48 ± 36.6 177 73 0 0 0 -1199.83 ± 0.0
479648 ncm-dbt-02 588984 500 0 424 76 -433.92 ± 35.66 174 76 0 0 0 -1199.83 ± 0.0
479647 ncm-dbt-01 583698 500 0 420 80 -424.26 ± 34.47 170 80 0 0 0 -1199.83 ± 0.0
479646 ncm-dbt-04 568951 500 1 439 60 -471.91 ± 41.47 189 60 1 0 0 -1078.89 ± 154.95
479645 ncm-dbt-03 575028 500 0 434 66 -460.3 ± 39.03 184 66 0 0 0 -1199.83 ± 0.0
479644 ncm-dbt-02 594671 500 1 418 81 -417.3 ± 34.25 168 81 1 0 0 -1078.89 ± 154.95
479643 ncm-dbt-05 602070 500 0 436 64 -466.01 ± 39.79 186 64 0 0 0 -1199.83 ± 0.0
479642 ncm-dbt-01 585042 500 0 435 65 -463.14 ± 39.4 185 65 0 0 0 -1199.83 ± 0.0
479641 ncm-dbt-03 577069 500 0 425 75 -436.41 ± 35.97 175 75 0 0 0 -1199.83 ± 0.0
479640 ncm-dbt-04 566493 500 0 429 71 -446.68 ± 37.26 179 71 0 0 0 -1199.83 ± 0.0
479639 ncm-dbt-02 592720 500 0 431 69 -452.02 ± 37.95 181 69 0 0 0 -1199.83 ± 0.0
479638 ncm-dbt-05 601491 500 0 426 74 -438.93 ± 36.28 176 74 0 0 0 -1199.83 ± 0.0
479637 ncm-dbt-01 586393 500 0 420 80 -424.26 ± 34.47 170 80 0 0 0 -1199.83 ± 0.0
479636 ncm-dbt-04 567799 500 0 445 55 -494.0 ± 43.67 195 55 0 0 0 -1199.83 ± 0.0
479635 ncm-dbt-03 580945 500 0 426 74 -438.93 ± 36.28 176 74 0 0 0 -1199.83 ± 0.0
479634 ncm-dbt-02 594584 500 0 431 69 -452.02 ± 37.95 181 69 0 0 0 -1199.83 ± 0.0
479633 ncm-dbt-05 604847 500 1 439 60 -471.91 ± 41.47 189 60 1 0 0 -1078.89 ± 154.95
479632 ncm-dbt-01 583950 500 2 420 78 -419.6 ± 35.14 170 78 2 0 0 -958.31 ± 196.57
479631 ncm-dbt-04 568275 500 2 423 75 -426.64 ± 36.05 173 75 2 0 0 -958.31 ± 196.57
479630 ncm-dbt-03 578671 500 1 424 75 -431.47 ± 36.03 174 75 1 0 0 -1078.89 ± 154.95
479629 ncm-dbt-02 591254 500 0 433 67 -457.5 ± 38.66 183 67 0 0 0 -1199.83 ± 0.0
479628 ncm-dbt-05 603903 500 0 429 71 -446.68 ± 37.26 179 71 0 0 0 -1199.83 ± 0.0
479627 ncm-dbt-01 579248 500 0 423 77 -431.46 ± 35.35 173 77 0 0 0 -1199.83 ± 0.0
479626 ncm-dbt-03 576496 500 2 425 73 -431.47 ± 36.69 175 73 2 0 0 -958.31 ± 196.57
479625 ncm-dbt-02 591599 500 2 439 59 -468.94 ± 41.9 189 59 2 0 0 -958.31 ± 196.57
479624 ncm-dbt-05 601268 500 0 435 65 -463.14 ± 39.4 185 65 0 0 0 -1199.83 ± 0.0
479623 ncm-dbt-04 567403 500 1 418 81 -417.3 ± 34.25 168 81 1 0 0 -1078.89 ± 154.95
479448 ncm-dbt-04 568355 500 0 420 80 -424.26 ± 34.47 170 80 0 0 0 -1199.83 ± 0.0
479447 ncm-dbt-03 575476 500 0 425 75 -436.41 ± 35.97 175 75 0 0 0 -1199.83 ± 0.0
479446 ncm-dbt-02 593542 500 0 428 72 -444.07 ± 36.93 178 72 0 0 0 -1199.83 ± 0.0
479445 ncm-dbt-01 587919 500 0 415 85 -412.78 ± 33.1 165 85 0 0 0 -1199.83 ± 0.0
479444 ncm-dbt-05 602204 500 0 447 53 -500.8 ± 44.67 197 53 0 0 0 -1199.83 ± 0.0
479443 ncm-dbt-04 565705 500 0 434 66 -460.3 ± 39.03 184 66 0 0 0 -1199.83 ± 0.0
479442 ncm-dbt-01 583740 500 0 429 71 -446.68 ± 37.26 179 71 0 0 0 -1199.83 ± 0.0
479441 ncm-dbt-02 592245 500 0 427 73 -441.48 ± 36.6 177 73 0 0 0 -1199.83 ± 0.0
479440 ncm-dbt-03 577807 500 0 427 73 -441.48 ± 36.6 177 73 0 0 0 -1199.83 ± 0.0
479439 ncm-dbt-05 596110 500 0 430 70 -449.33 ± 37.6 180 70 0 0 0 -1199.83 ± 0.0

Commit

Commit ID 8b8885ab07a99810140080da6ee586bae3daa2fa
Author Marco Costalba
Date 2014-08-09 23:36:22 UTC
Fix perft 1 Compute correct number of moves for this corner case. A smal bug crept in after recent perft rework. No functional change.
Copyright 2011–2026 Next Chess Move LLC