Dev Builds » 20140511-0856

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 05:44:57 584037 3990 6 3435 549 -448.55 ± 13.32 1440 549 6 0 0 -1128.81 ± 86.62
ncm-dbt-02 05:44:51 590879 3992 4 3467 521 -459.59 ± 13.75 1471 521 4 0 0 -1199.39 ± 59.59
ncm-dbt-03 05:44:46 577483 3992 2 3454 536 -455.76 ± 13.55 1459 534 3 0 0 -1199.83 ± 41.0
ncm-dbt-04 05:43:37 568376 4000 4 3470 526 -458.22 ± 13.68 1470 526 4 0 0 -1199.74 ± 59.42
ncm-dbt-05 05:44:21 603236 4026 1 3591 434 -496.89 ± 15.34 1578 434 1 0 0 -1199.83 ± 0.0
20000 17 17417 2566 -463.16 ± 6.2 7418 2564 18 0 0 -1199.83 ± 23.85

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
479782 ncm-dbt-05 602248 26 0 22 4 -431.29 ± 211.28 9 4 0 0 0 -1199.83 ± 147.58
479781 ncm-dbt-01 582444 490 1 429 60 -468.16 ± 41.39 184 60 1 0 0 -1075.38 ± 156.71
479780 ncm-dbt-03 579951 492 0 425 67 -454.5 ± 38.59 179 67 0 0 0 -1199.83 ± 0.0
479779 ncm-dbt-02 592245 492 1 423 68 -446.32 ± 38.28 177 68 1 0 0 -1076.09 ± 156.36
479778 ncm-dbt-04 569310 500 0 441 59 -481.07 ± 41.84 191 59 0 0 0 -1199.83 ± 0.0
479777 ncm-dbt-05 604757 500 0 439 61 -474.91 ± 40.99 189 61 0 0 0 -1199.83 ± 0.0
479776 ncm-dbt-01 586012 500 2 414 84 -406.19 ± 33.46 164 84 2 0 0 -958.31 ± 196.57
479775 ncm-dbt-02 593282 500 0 429 71 -446.68 ± 37.26 179 71 0 0 0 -1199.83 ± 0.0
479774 ncm-dbt-04 567086 500 0 434 66 -460.3 ± 39.03 184 66 0 0 0 -1199.83 ± 0.0
479773 ncm-dbt-03 570469 500 0 428 72 -444.07 ± 36.93 178 72 0 0 0 -1199.83 ± 0.0
479772 ncm-dbt-05 605342 500 0 452 48 -518.93 ± 47.4 202 48 0 0 0 -1199.83 ± 0.0
479771 ncm-dbt-01 585379 500 1 428 71 -441.49 ± 37.32 178 71 1 0 0 -1078.89 ± 154.95
479770 ncm-dbt-04 567047 500 1 428 71 -441.49 ± 37.32 178 71 1 0 0 -1078.89 ± 154.95
479769 ncm-dbt-02 585379 500 1 433 66 -454.75 ± 39.09 183 66 1 0 0 -1078.89 ± 154.95
479768 ncm-dbt-03 577725 500 1 418 81 -417.3 ± 34.85 169 79 2 0 0 -958.31 ± 196.57
479767 ncm-dbt-05 600957 500 0 447 53 -500.8 ± 44.67 197 53 0 0 0 -1199.83 ± 0.0
479766 ncm-dbt-01 583950 500 1 423 76 -429.04 ± 35.72 173 76 1 0 0 -1078.89 ± 154.95
479765 ncm-dbt-02 593976 500 0 440 60 -477.97 ± 41.41 190 60 0 0 0 -1199.83 ± 0.0
479764 ncm-dbt-04 568395 500 0 429 71 -446.68 ± 37.26 179 71 0 0 0 -1199.83 ± 0.0
479763 ncm-dbt-03 580406 500 0 435 65 -463.14 ± 39.4 185 65 0 0 0 -1199.83 ± 0.0
479762 ncm-dbt-05 599450 500 1 444 55 -487.43 ± 43.73 194 55 1 0 0 -1078.89 ± 154.95
479761 ncm-dbt-01 582569 500 1 434 65 -457.5 ± 39.46 184 65 1 0 0 -1078.89 ± 154.95
479760 ncm-dbt-05 614122 500 0 442 58 -484.22 ± 42.28 192 58 0 0 0 -1199.83 ± 0.0
479759 ncm-dbt-04 568792 500 1 433 66 -454.75 ± 39.09 183 66 1 0 0 -1078.89 ± 154.95
479758 ncm-dbt-02 591168 500 0 437 63 -468.94 ± 40.18 187 63 0 0 0 -1199.83 ± 0.0
479757 ncm-dbt-03 576578 500 0 436 64 -466.01 ± 39.79 186 64 0 0 0 -1199.83 ± 0.0
479756 ncm-dbt-01 582527 500 0 437 63 -468.94 ± 40.18 187 63 0 0 0 -1199.83 ± 0.0
479755 ncm-dbt-05 603590 500 0 449 51 -507.85 ± 45.71 199 51 0 0 0 -1199.83 ± 0.0
479754 ncm-dbt-02 588302 500 2 435 63 -457.5 ± 40.25 185 63 2 0 0 -958.31 ± 196.57
479753 ncm-dbt-04 568275 500 1 440 59 -474.91 ± 41.9 190 59 1 0 0 -1078.89 ± 154.95
479752 ncm-dbt-03 577438 500 0 434 66 -460.3 ± 39.03 184 66 0 0 0 -1199.83 ± 0.0
479751 ncm-dbt-01 585970 500 0 432 68 -454.74 ± 38.3 182 68 0 0 0 -1199.83 ± 0.0
479750 ncm-dbt-04 567918 500 1 436 63 -463.14 ± 40.24 186 63 1 0 0 -1078.89 ± 154.95
479749 ncm-dbt-05 594845 500 0 446 54 -497.37 ± 44.16 196 54 0 0 0 -1199.83 ± 0.0
479748 ncm-dbt-02 591512 500 0 440 60 -477.97 ± 41.41 190 60 0 0 0 -1199.83 ± 0.0
479747 ncm-dbt-03 579331 500 0 447 53 -500.8 ± 44.67 197 53 0 0 0 -1199.83 ± 0.0
479746 ncm-dbt-03 577971 500 1 431 68 -449.34 ± 38.36 181 68 1 0 0 -1078.89 ± 154.95
479745 ncm-dbt-04 570188 500 0 429 71 -446.68 ± 37.26 179 71 0 0 0 -1199.83 ± 0.0
479744 ncm-dbt-05 603814 500 0 450 50 -511.47 ± 46.26 200 50 0 0 0 -1199.83 ± 0.0
479743 ncm-dbt-02 591168 500 0 430 70 -449.33 ± 37.6 180 70 0 0 0 -1199.83 ± 0.0
479742 ncm-dbt-01 583447 500 0 438 62 -471.9 ± 40.58 188 62 0 0 0 -1199.83 ± 0.0

Commit

Commit ID 696d6cedb9b1fc6e588d5cc586dc5cf3ee59c9e5
Author Marco Costalba
Date 2014-05-11 08:56:25 UTC
Save stalemates in TT When there aren't legal moves after a search, instead of returning imediately, save bestValue in TT as in the usual case. There is really no reason to special case this one. With this patch is fully fixed (again) follwing position: 7k/6p1/6B1/5K1P/8/8/8/8 w - - 0 1 Also in SMP case. bench: 8802105
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