Dev Builds » 20190627-0705

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 06:27:36 584796 4000 32 2732 1236 -284.85 ± 7.38 751 1198 51 0 0 -755.56 ± 48.88
ncm-dbt-02 06:26:34 592155 4000 50 2704 1246 -277.61 ± 7.26 717 1222 59 2 0 -718.33 ± 45.22
ncm-dbt-03 06:26:22 578192 4000 56 2662 1282 -270.27 ± 6.98 673 1260 67 0 0 -707.45 ± 42.37
ncm-dbt-04 06:28:35 568772 4000 50 2681 1269 -274.07 ± 7.12 695 1242 62 1 0 -715.55 ± 44.12
ncm-dbt-05 06:27:41 611745 4000 54 2746 1200 -283.58 ± 7.5 756 1180 64 0 0 -715.54 ± 43.39
20000 242 13525 6233 -278.02 ± 3.24 3592 6102 303 3 0 -721.72 ± 19.64

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
481367 ncm-dbt-01 586562 500 2 352 146 -301.32 ± 22.1 104 142 4 0 0 -837.28 ± 240.94
481366 ncm-dbt-02 593542 500 11 345 144 -280.42 ± 21.76 95 144 11 0 0 -659.13 ± 116.77
481365 ncm-dbt-05 638780 500 10 345 145 -281.67 ± 21.91 96 143 11 0 0 -659.13 ± 116.77
481364 ncm-dbt-04 568275 500 4 333 163 -274.22 ± 19.86 86 157 7 0 0 -739.05 ± 163.27
481363 ncm-dbt-03 579248 500 8 326 166 -261.07 ± 19.38 79 160 11 0 0 -659.13 ± 116.77
481362 ncm-dbt-02 592288 500 6 332 162 -270.57 ± 19.71 84 158 8 0 0 -715.51 ± 146.53
481361 ncm-dbt-05 602873 500 6 332 162 -270.57 ± 19.42 83 160 7 0 0 -739.05 ± 163.27
481360 ncm-dbt-04 570029 500 8 325 167 -259.9 ± 18.69 76 165 9 0 0 -694.7 ± 134.18
481359 ncm-dbt-01 584958 500 3 343 154 -288.06 ± 20.89 95 150 5 0 0 -798.18 ± 231.48
481358 ncm-dbt-03 572759 500 6 339 155 -279.16 ± 20.75 91 151 8 0 0 -715.51 ± 146.53
481357 ncm-dbt-02 593109 500 5 334 161 -274.22 ± 19.86 86 157 7 0 0 -739.05 ± 163.27
481356 ncm-dbt-04 570509 500 7 338 155 -276.68 ± 20.16 88 155 7 0 0 -739.05 ± 163.27
481355 ncm-dbt-05 604038 500 4 355 141 -302.69 ± 22.9 107 137 6 0 0 -766.17 ± 188.02
481354 ncm-dbt-01 585084 500 3 335 162 -277.92 ± 20.3 89 154 7 0 0 -739.05 ± 163.27
481353 ncm-dbt-03 580282 500 4 316 180 -254.15 ± 17.11 68 176 6 0 0 -766.17 ± 188.02
481352 ncm-dbt-01 584958 500 3 336 161 -279.16 ± 20.45 90 153 7 0 0 -739.05 ± 163.27
481351 ncm-dbt-02 592634 500 6 330 164 -268.16 ± 19.99 83 159 7 1 0 -694.74 ± 156.93
481350 ncm-dbt-04 567007 500 3 347 150 -293.28 ± 21.18 98 148 4 0 0 -837.28 ± 240.94
481349 ncm-dbt-03 580779 500 7 338 155 -276.68 ± 20.45 89 153 8 0 0 -715.51 ± 146.53
481348 ncm-dbt-05 630898 500 3 343 154 -288.06 ± 20.58 94 152 4 0 0 -837.28 ± 240.94
481347 ncm-dbt-01 585464 500 1 343 156 -290.65 ± 20.23 94 154 2 0 0 -958.31 ± 196.57
481346 ncm-dbt-04 566414 500 8 333 159 -269.36 ± 20.41 85 156 8 1 0 -676.08 ± 142.43
481345 ncm-dbt-02 592720 500 5 350 145 -294.6 ± 22.27 102 141 7 0 0 -739.05 ± 163.27
481344 ncm-dbt-05 605162 500 8 353 139 -294.6 ± 22.88 104 137 9 0 0 -694.7 ± 134.18
481343 ncm-dbt-03 580365 500 7 332 161 -269.36 ± 19.85 84 157 9 0 0 -694.7 ± 134.18
481342 ncm-dbt-04 569789 500 10 341 149 -276.68 ± 21.58 93 145 12 0 0 -643.67 ± 110.29
481341 ncm-dbt-05 603859 500 6 351 143 -294.6 ± 22.88 104 137 9 0 0 -694.7 ± 134.18
481340 ncm-dbt-01 583279 500 11 336 153 -269.36 ± 20.68 87 151 12 0 0 -643.67 ± 110.29
481339 ncm-dbt-02 591039 500 4 344 152 -288.06 ± 20.58 94 152 4 0 0 -837.28 ± 240.94
481338 ncm-dbt-03 574987 500 4 342 154 -285.48 ± 20.28 92 154 4 0 0 -837.28 ± 240.94
481337 ncm-dbt-02 592202 500 5 330 165 -269.36 ± 19.28 82 161 7 0 0 -739.05 ± 163.27
481336 ncm-dbt-04 570949 500 6 339 155 -279.16 ± 20.45 90 153 7 0 0 -739.05 ± 163.27
481335 ncm-dbt-01 584622 500 3 345 152 -290.65 ± 21.19 97 148 5 0 0 -798.18 ± 231.48
481334 ncm-dbt-03 581028 500 9 328 163 -262.24 ± 19.26 79 161 10 0 0 -676.04 ± 124.55
481333 ncm-dbt-05 602784 500 8 330 162 -265.77 ± 19.13 80 162 8 0 0 -715.51 ± 146.53
481332 ncm-dbt-02 589710 500 8 339 153 -276.68 ± 21.3 91 150 8 1 0 -676.08 ± 142.43
481331 ncm-dbt-01 583447 500 6 342 152 -282.94 ± 21.49 95 146 9 0 0 -694.7 ± 134.18
481330 ncm-dbt-05 605568 500 9 337 154 -272.99 ± 20.58 88 152 10 0 0 -676.04 ± 124.55
481329 ncm-dbt-03 576088 500 11 341 148 -275.44 ± 21.15 91 148 11 0 0 -659.13 ± 116.77
481328 ncm-dbt-04 567205 500 4 325 171 -264.59 ± 18.98 79 163 8 0 0 -715.51 ± 146.53

Commit

Commit ID 8b4521df83fb08c1b76e99b0ef9d4611b22bfbf3
Author Sergei Ivanov
Date 2019-06-27 07:05:03 UTC
Do not define increment operators on Value, Depth and Direction These operators are never used and do not make sense for these types. No functional change.
Copyright 2011–2026 Next Chess Move LLC