Dev Builds » 20210519-1734

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 06:49:37 582779 3990 301 1797 1892 -136.94 ± 5.03 103 1320 542 30 0 -300.14 ± 14.62
ncm-dbt-02 06:50:31 585429 4006 320 1815 1871 -136.24 ± 4.95 89 1352 528 33 1 -303.0 ± 14.83
ncm-dbt-03 06:49:40 585917 4016 305 1825 1886 -138.38 ± 5.17 117 1326 525 40 0 -300.45 ± 14.88
ncm-dbt-04 06:49:00 567820 3986 326 1776 1884 -132.45 ± 5.06 92 1306 555 40 0 -288.96 ± 14.46
ncm-dbt-05 06:50:08 581524 4002 324 1813 1865 -135.78 ± 4.98 89 1349 525 38 0 -301.09 ± 14.88
20000 1576 9026 9398 -135.96 ± 2.25 490 6653 2675 181 1 -298.69 ± 6.58

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
455671 ncm-dbt-05 582444 2 0 1 1 -189.7 ± 55.98 0 1 0 0 0 -1129.65 ± 376.02
455670 ncm-dbt-02 585843 6 3 2 1 +58.33 ± 98.71 0 0 2 1 0 +120.24 ± 264.77
455669 ncm-dbt-03 586689 16 2 10 4 -190.7 ± 121.88 2 4 2 0 0 -337.87 ± 515.83
455668 ncm-dbt-04 567759 486 37 232 217 -147.7 ± 14.81 14 173 50 6 0 -333.99 ± 48.86
455667 ncm-dbt-01 582193 490 40 232 218 -143.82 ± 14.28 14 167 61 3 0 -320.11 ± 44.13
455666 ncm-dbt-05 583196 500 41 227 232 -135.76 ± 14.81 13 167 63 7 0 -295.94 ± 43.42
455665 ncm-dbt-02 586393 500 50 223 227 -125.38 ± 14.47 7 169 64 10 0 -277.93 ± 42.91
455664 ncm-dbt-03 585759 500 34 233 233 -146.36 ± 13.8 12 179 55 4 0 -336.46 ± 46.65
455663 ncm-dbt-01 581153 500 46 221 233 -126.97 ± 14.61 12 157 75 6 0 -270.57 ± 39.67
455662 ncm-dbt-04 569111 500 39 213 248 -126.17 ± 13.95 8 164 72 6 0 -277.93 ± 40.53
455661 ncm-dbt-03 586181 500 36 241 223 -151.34 ± 14.74 20 167 61 2 0 -330.23 ± 44.08
455660 ncm-dbt-05 582569 500 56 233 211 -128.55 ± 14.42 11 161 72 6 0 -277.93 ± 40.53
455659 ncm-dbt-02 587834 500 38 226 236 -137.37 ± 13.34 11 167 71 1 0 -306.84 ± 40.47
455658 ncm-dbt-04 566375 500 46 230 224 -134.15 ± 14.5 16 154 78 2 0 -282.94 ± 38.55
455657 ncm-dbt-01 582318 500 52 226 222 -126.17 ± 14.29 9 163 71 7 0 -275.45 ± 40.84
455656 ncm-dbt-03 588600 500 45 214 241 -122.24 ± 14.98 13 150 80 7 0 -254.16 ± 38.36
455655 ncm-dbt-05 574013 500 33 226 241 -141.44 ± 13.78 11 175 60 4 0 -321.19 ± 44.57
455654 ncm-dbt-02 582652 500 38 225 237 -136.56 ± 13.17 9 171 68 2 0 -309.64 ± 41.56
455653 ncm-dbt-04 569509 500 45 218 237 -125.38 ± 15.59 15 152 74 9 0 -258.75 ± 39.96
455652 ncm-dbt-01 584076 500 36 215 249 -130.14 ± 13.52 5 176 62 7 0 -298.62 ± 43.77
455651 ncm-dbt-05 579207 500 39 236 225 -144.71 ± 14.23 14 173 59 4 0 -324.17 ± 44.97
455650 ncm-dbt-03 585717 500 41 227 232 -135.76 ± 13.76 10 170 66 4 0 -304.07 ± 42.38
455649 ncm-dbt-02 584874 500 39 236 225 -144.71 ± 13.86 14 171 63 2 0 -324.17 ± 43.32
455648 ncm-dbt-04 564135 500 45 225 230 -130.94 ± 14.04 11 162 73 4 0 -285.49 ± 40.16
455647 ncm-dbt-01 584495 500 34 227 239 -141.44 ± 14.15 15 165 68 2 0 -309.64 ± 41.56
455646 ncm-dbt-05 583237 500 25 219 256 -142.25 ± 13.18 8 182 56 4 0 -333.32 ± 46.21
455645 ncm-dbt-02 582569 500 43 230 227 -136.56 ± 14.27 9 176 59 5 1 -312.48 ± 44.93
455644 ncm-dbt-03 585337 500 35 237 228 -148.85 ± 14.46 16 174 56 4 0 -333.32 ± 46.21
455643 ncm-dbt-04 570228 500 35 210 255 -126.97 ± 13.04 5 169 72 4 0 -288.06 ± 40.46
455642 ncm-dbt-01 583237 500 26 229 245 -149.68 ± 14.06 16 173 59 2 0 -336.46 ± 44.87
455641 ncm-dbt-05 587282 500 52 223 225 -123.81 ± 14.65 11 156 76 7 0 -263.42 ± 39.41
455640 ncm-dbt-03 586985 500 37 221 242 -134.15 ± 15.33 15 162 65 8 0 -285.49 ± 42.7
455639 ncm-dbt-02 587282 500 40 221 239 -131.74 ± 13.85 9 168 68 5 0 -293.29 ± 41.75
455638 ncm-dbt-04 568792 500 40 225 235 -134.95 ± 14.13 13 162 72 3 0 -293.29 ± 40.39
455637 ncm-dbt-01 582569 500 41 227 232 -135.76 ± 14.98 19 150 79 2 0 -280.42 ± 38.28
455636 ncm-dbt-02 588515 500 36 238 226 -148.85 ± 15.52 22 162 62 4 0 -315.35 ± 43.81
455635 ncm-dbt-03 584874 500 37 231 232 -142.25 ± 13.94 14 168 66 2 0 -315.35 ± 42.24
455634 ncm-dbt-05 579744 500 35 225 240 -138.99 ± 13.85 10 175 60 5 0 -315.35 ± 44.57
455633 ncm-dbt-04 566651 500 39 223 238 -134.15 ± 14.15 10 170 64 6 0 -298.62 ± 43.1
455632 ncm-dbt-01 582193 500 26 220 254 -142.25 ± 13.56 13 169 67 1 0 -318.25 ± 41.77
455631 ncm-dbt-03 583112 500 38 211 251 -125.38 ± 15.59 15 152 74 9 0 -258.75 ± 39.96
455630 ncm-dbt-05 582027 500 43 223 234 -130.94 ± 13.51 11 159 79 1 0 -285.49 ± 38.15
455629 ncm-dbt-02 582903 500 33 214 253 -131.74 ± 13.3 8 168 71 3 0 -295.94 ± 40.69

Commit

Commit ID 0faf81d1f6b8ebe1a64482145a634d2e7d15db94
Author Yohaan Seth Nathan
Date 2021-05-19 17:34:44 UTC
Use Markdown syntax in the readme provide direct links to the mentioned files. closes https://github.com/official-stockfish/Stockfish/pull/3477 No Functional Change
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