Dev Builds » 20200402-1254

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 06:26:18 583274 4000 46 2592 1362 -261.36 ± 6.61 613 1321 65 1 0 -707.46 ± 43.05
ncm-dbt-02 06:26:06 585475 4000 65 2588 1347 -258.03 ± 6.61 602 1320 77 1 0 -678.31 ± 39.43
ncm-dbt-03 06:25:51 586245 4000 55 2645 1300 -267.87 ± 6.91 660 1270 70 0 0 -699.71 ± 41.42
ncm-dbt-04 06:26:09 568311 4008 59 2676 1273 -271.14 ± 7.11 687 1244 72 1 0 -690.24 ± 40.82
ncm-dbt-05 06:27:01 582323 3992 45 2586 1361 -261.38 ± 6.55 608 1325 63 0 0 -717.97 ± 43.75
20000 270 13087 6643 -263.92 ± 3.02 3170 6480 347 3 0 -698.21 ± 18.34

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
440585 ncm-dbt-04 567839 8 0 5 3 -254.25 ± 135.69 1 3 0 0 0 -1199.83 ± 250.99
440584 ncm-dbt-05 584453 492 6 328 158 -272.06 ± 20.09 84 154 8 0 0 -712.66 ± 146.5
440583 ncm-dbt-02 585674 500 8 325 167 -259.9 ± 18.97 76 166 7 1 0 -694.74 ± 156.93
440582 ncm-dbt-03 586943 500 6 321 173 -257.59 ± 18.68 75 165 10 0 0 -676.04 ± 124.55
440581 ncm-dbt-01 584201 500 5 314 181 -250.76 ± 17.25 67 175 8 0 0 -715.51 ± 146.53
440580 ncm-dbt-04 564997 500 13 343 144 -275.44 ± 22.76 97 136 17 0 0 -581.38 ± 88.96
440579 ncm-dbt-05 579661 500 6 333 161 -271.78 ± 19.57 84 159 7 0 0 -739.05 ± 163.27
440578 ncm-dbt-02 587409 500 11 330 159 -262.24 ± 19.53 80 159 11 0 0 -659.13 ± 116.77
440577 ncm-dbt-01 584285 500 2 317 181 -257.59 ± 16.64 68 179 3 0 0 -887.58 ± 222.18
440576 ncm-dbt-03 585885 500 5 332 163 -271.78 ± 19.28 83 161 6 0 0 -766.17 ± 188.02
440575 ncm-dbt-04 567047 500 7 329 164 -265.77 ± 19.41 81 160 9 0 0 -694.7 ± 134.18
440574 ncm-dbt-05 582444 500 6 313 181 -248.52 ± 16.96 65 177 8 0 0 -715.51 ± 146.53
440573 ncm-dbt-03 586731 500 9 322 169 -255.29 ± 18.93 75 163 12 0 0 -643.67 ± 110.29
440572 ncm-dbt-02 584495 500 11 322 167 -253.02 ± 18.91 74 163 13 0 0 -629.41 ± 104.8
440571 ncm-dbt-04 568554 500 8 328 164 -263.41 ± 19.4 80 160 10 0 0 -676.04 ± 124.55
440570 ncm-dbt-01 581319 500 7 328 165 -264.59 ± 19.27 80 161 9 0 0 -694.7 ± 134.18
440569 ncm-dbt-05 584832 500 5 327 168 -265.77 ± 19.69 82 158 10 0 0 -676.04 ± 124.55
440568 ncm-dbt-03 582819 500 9 328 163 -262.24 ± 18.98 78 163 9 0 0 -694.7 ± 134.18
440567 ncm-dbt-02 580696 500 7 330 163 -266.96 ± 19.84 83 157 10 0 0 -676.04 ± 124.55
440566 ncm-dbt-04 567126 500 8 330 162 -265.77 ± 19.97 83 156 11 0 0 -659.13 ± 116.77
440565 ncm-dbt-01 580116 500 7 338 155 -276.68 ± 20.45 89 153 8 0 0 -715.51 ± 146.53
440564 ncm-dbt-03 584958 500 5 333 162 -272.99 ± 19.72 85 158 7 0 0 -739.05 ± 163.27
440563 ncm-dbt-05 580157 500 2 324 174 -265.77 ± 18.25 77 168 5 0 0 -798.18 ± 231.48
440562 ncm-dbt-02 587028 500 7 316 177 -250.76 ± 17.81 69 171 10 0 0 -676.04 ± 124.55
440561 ncm-dbt-04 569270 500 8 343 149 -281.67 ± 21.34 94 147 9 0 0 -694.7 ± 134.18
440560 ncm-dbt-01 583782 500 8 322 170 -256.44 ± 19.07 76 162 12 0 0 -643.67 ± 110.29
440559 ncm-dbt-04 570268 500 6 335 159 -274.22 ± 19.57 85 159 6 0 0 -766.17 ± 188.02
440558 ncm-dbt-02 585000 500 6 322 172 -258.74 ± 18.26 74 168 8 0 0 -715.51 ± 146.53
440557 ncm-dbt-05 582736 500 6 318 176 -254.15 ± 17.68 70 172 8 0 0 -715.51 ± 146.53
440556 ncm-dbt-03 585042 500 9 345 146 -282.94 ± 21.78 96 144 10 0 0 -676.04 ± 124.55
440555 ncm-dbt-01 583992 500 4 332 164 -273.0 ± 20.58 87 155 7 1 0 -694.74 ± 156.93
440554 ncm-dbt-04 569390 500 3 328 169 -269.36 ± 18.69 80 165 5 0 0 -798.18 ± 231.48
440553 ncm-dbt-02 587282 500 6 334 160 -272.99 ± 20.01 86 156 8 0 0 -715.51 ± 146.53
440552 ncm-dbt-03 588472 500 8 335 157 -271.78 ± 20.71 88 151 11 0 0 -659.13 ± 116.77
440551 ncm-dbt-05 582152 500 7 323 170 -258.74 ± 18.54 75 166 9 0 0 -694.7 ± 134.18
440550 ncm-dbt-01 582110 500 7 316 177 -250.76 ± 17.81 69 171 10 0 0 -676.04 ± 124.55
440549 ncm-dbt-04 570308 500 6 335 159 -274.22 ± 20.15 86 158 5 1 0 -739.1 ± 208.89
440548 ncm-dbt-02 586223 500 9 309 182 -240.82 ± 16.51 60 180 10 0 0 -676.04 ± 124.55
440547 ncm-dbt-05 582152 500 7 320 173 -255.29 ± 17.83 71 171 8 0 0 -715.51 ± 146.53
440546 ncm-dbt-01 586393 500 6 325 169 -262.24 ± 18.7 77 165 8 0 0 -715.51 ± 146.53
440545 ncm-dbt-03 589112 500 4 329 167 -269.36 ± 18.69 80 165 5 0 0 -798.18 ± 231.48

Commit

Commit ID 84f3bf594d323ac4fcaac0b6681edcdf2f9da70f
Author mstembera
Date 2020-04-02 12:54:47 UTC
No voting for TB loss / mate. Just as we pick the shortest mate also make sure we stave off mate as long as possible. https://github.com/official-stockfish/Stockfish/pull/2603 bench: 5138771
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