Dev Builds » 20200515-1740

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 06:29:18 582266 3996 52 2588 1356 -260.28 ± 6.74 619 1299 79 1 0 -673.7 ± 38.91
ncm-dbt-02 06:28:36 587058 4004 55 2618 1331 -263.48 ± 6.79 636 1292 73 1 0 -687.69 ± 40.53
ncm-dbt-03 06:27:59 585378 4000 79 2605 1316 -258.46 ± 6.96 630 1270 96 4 0 -629.43 ± 35.14
ncm-dbt-04 06:27:23 567646 4000 75 2609 1316 -259.62 ± 6.92 633 1269 97 1 0 -638.22 ± 35.0
ncm-dbt-05 06:27:20 582131 4000 62 2637 1301 -265.63 ± 7.0 660 1255 85 0 0 -665.32 ± 37.46
20000 323 13057 6620 -261.48 ± 3.08 3178 6385 430 7 0 -657.56 ± 16.46

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
444702 ncm-dbt-02 588728 4 0 2 2 -190.27 ± 27.79 0 2 0 0 0 -1199.83 ± 312.71
444701 ncm-dbt-01 582235 496 9 313 174 -247.91 ± 19.38 72 161 14 1 0 -590.85 ± 99.41
444700 ncm-dbt-03 587197 500 11 320 169 -250.76 ± 19.13 73 164 12 1 0 -616.2 ± 109.19
444699 ncm-dbt-04 567958 500 8 325 167 -259.9 ± 20.04 80 158 11 1 0 -629.43 ± 115.29
444698 ncm-dbt-05 580987 500 7 322 171 -257.59 ± 18.68 75 165 10 0 0 -676.04 ± 124.55
444697 ncm-dbt-02 587707 500 2 309 189 -248.52 ± 16.09 62 183 5 0 0 -798.18 ± 231.48
444696 ncm-dbt-01 581569 500 5 317 178 -254.15 ± 18.24 72 168 10 0 0 -676.04 ± 124.55
444695 ncm-dbt-04 566888 500 8 335 157 -271.78 ± 19.86 85 157 8 0 0 -715.51 ± 146.53
444694 ncm-dbt-03 585928 500 9 334 157 -269.36 ± 21.48 89 148 12 1 0 -616.2 ± 109.19
444693 ncm-dbt-05 582736 500 8 340 152 -277.92 ± 21.45 93 146 11 0 0 -659.13 ± 116.77
444692 ncm-dbt-02 587113 500 5 329 166 -268.16 ± 19.42 82 160 8 0 0 -715.51 ± 146.53
444691 ncm-dbt-01 582485 500 2 332 166 -275.44 ± 19.71 86 158 6 0 0 -766.17 ± 188.02
444690 ncm-dbt-03 586223 500 3 324 173 -264.59 ± 17.5 74 173 3 0 0 -887.58 ± 222.18
444689 ncm-dbt-04 567720 500 11 336 153 -269.36 ± 21.48 90 145 15 0 0 -603.84 ± 95.91
444688 ncm-dbt-05 584495 500 4 335 161 -276.68 ± 20.45 89 153 8 0 0 -715.51 ± 146.53
444687 ncm-dbt-02 585421 500 8 332 160 -268.16 ± 19.71 83 158 9 0 0 -694.7 ± 134.18
444686 ncm-dbt-01 581569 500 8 329 163 -264.59 ± 19.82 82 157 11 0 0 -659.13 ± 116.77
444685 ncm-dbt-03 583992 500 10 329 161 -262.24 ± 19.53 80 159 11 0 0 -659.13 ± 116.77
444684 ncm-dbt-04 568275 500 6 324 170 -261.07 ± 17.97 74 170 6 0 0 -766.17 ± 188.02
444683 ncm-dbt-05 581527 500 6 328 166 -265.77 ± 19.69 82 158 10 0 0 -676.04 ± 124.55
444682 ncm-dbt-02 586308 500 4 330 166 -270.57 ± 18.83 81 164 5 0 0 -798.18 ± 231.48
444681 ncm-dbt-03 587028 500 7 321 172 -256.44 ± 17.97 72 170 8 0 0 -715.51 ± 146.53
444680 ncm-dbt-01 582778 500 8 322 170 -256.44 ± 18.8 75 164 11 0 0 -659.13 ± 116.77
444679 ncm-dbt-04 567442 500 10 324 166 -256.44 ± 19.07 76 162 12 0 0 -643.67 ± 110.29
444678 ncm-dbt-05 586393 500 10 328 162 -261.07 ± 19.66 80 158 12 0 0 -643.67 ± 110.29
444677 ncm-dbt-02 588984 500 12 324 164 -254.16 ± 20.57 80 153 16 1 0 -571.11 ± 91.87
444676 ncm-dbt-03 586350 500 11 321 168 -251.89 ± 19.53 76 158 16 0 0 -592.27 ± 92.24
444675 ncm-dbt-01 582110 500 7 314 179 -248.52 ± 17.52 67 173 10 0 0 -676.04 ± 124.55
444674 ncm-dbt-04 569031 500 11 327 162 -258.74 ± 20.15 81 154 15 0 0 -603.84 ± 95.91
444673 ncm-dbt-05 579042 500 10 319 171 -250.76 ± 18.08 70 169 11 0 0 -659.13 ± 116.77
444672 ncm-dbt-02 586646 500 9 331 160 -265.77 ± 19.97 83 156 11 0 0 -659.13 ± 116.77
444671 ncm-dbt-04 566730 500 9 316 175 -248.52 ± 18.59 71 165 14 0 0 -616.18 ± 100.06
444670 ncm-dbt-03 581902 500 15 329 156 -256.44 ± 21.35 84 147 18 1 0 -552.08 ± 85.8
444669 ncm-dbt-02 586562 500 9 323 168 -256.44 ± 18.8 75 164 11 0 0 -659.13 ± 116.77
444668 ncm-dbt-01 583028 500 8 332 160 -268.16 ± 19.71 83 158 9 0 0 -694.7 ± 134.18
444667 ncm-dbt-05 578424 500 9 333 158 -268.16 ± 20.81 87 150 13 0 0 -629.41 ± 104.8
444666 ncm-dbt-04 567126 500 12 322 166 -251.89 ± 19.53 76 158 16 0 0 -592.27 ± 92.24
444665 ncm-dbt-02 586054 500 6 338 156 -277.92 ± 20.6 90 152 8 0 0 -715.51 ± 146.53
444664 ncm-dbt-03 584411 500 13 327 160 -256.44 ± 20.86 82 151 16 1 0 -571.11 ± 91.87
444663 ncm-dbt-05 583447 500 8 332 160 -268.16 ± 19.99 84 156 10 0 0 -676.04 ± 124.55
444662 ncm-dbt-01 582360 500 5 329 166 -268.16 ± 19.42 82 160 8 0 0 -715.51 ± 146.53

Commit

Commit ID d116e27f0f6c89c887420890ffe61c6708ef5c08
Author Joost VandeVondele
Date 2020-05-15 17:40:25 UTC
Workaround for older compiler gcc < 5 doesn't fully support the c++11 `std::is_trivially_copyable<Entry>::value` Remove it, as it is not essential. fixes https://github.com/official-stockfish/Stockfish/issues/2681 closes https://github.com/official-stockfish/Stockfish/pull/2682 No functional change.
Copyright 2011–2025 Next Chess Move LLC