Dev Builds » 20210827-0548

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 06:52:28 584532 4000 633 1392 1975 -66.73 ± 5.16 15 904 908 171 2 -136.16 ± 11.29
ncm-dbt-02 06:54:05 586855 4000 647 1355 1998 -62.15 ± 5.12 15 859 945 181 0 -125.58 ± 11.05
ncm-dbt-03 06:54:56 587001 4016 647 1383 1986 -64.4 ± 5.1 15 879 942 171 1 -130.77 ± 11.07
ncm-dbt-04 06:53:10 570862 4000 636 1394 1970 -66.64 ± 5.16 15 905 903 177 0 -135.56 ± 11.32
ncm-dbt-05 06:55:19 582651 3984 637 1349 1998 -62.77 ± 5.14 16 856 947 170 3 -127.33 ± 11.03
20000 3200 6873 9927 -64.54 ± 2.3 76 4403 4645 870 6 -131.06 ± 4.98

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
400510 ncm-dbt-03 587282 16 4 5 7 -21.74 ± 73.63 0 2 5 1 0 -43.66 ± 157.0
400509 ncm-dbt-05 583908 484 73 176 235 -75.08 ± 15.12 4 114 105 19 0 -150.97 ± 33.35
400508 ncm-dbt-02 587113 500 74 162 264 -61.79 ± 14.27 1 108 119 22 0 -126.18 ± 31.22
400507 ncm-dbt-01 580987 500 74 168 258 -66.1 ± 14.73 2 113 112 23 0 -134.15 ± 32.28
400506 ncm-dbt-04 571994 500 78 184 238 -74.79 ± 14.06 1 121 111 17 0 -155.54 ± 32.36
400505 ncm-dbt-03 587962 500 79 182 239 -72.61 ± 13.99 1 118 114 17 0 -150.51 ± 31.88
400504 ncm-dbt-05 582152 500 81 172 247 -63.95 ± 15.56 3 113 107 26 1 -129.35 ± 33.05
400503 ncm-dbt-02 586393 500 87 159 254 -50.38 ± 14.28 1 96 127 26 0 -101.46 ± 30.14
400502 ncm-dbt-01 585169 500 77 174 249 -68.27 ± 13.83 1 112 120 17 0 -140.62 ± 30.95
400501 ncm-dbt-04 569829 500 81 174 245 -65.38 ± 14.14 1 111 118 20 0 -134.15 ± 31.33
400500 ncm-dbt-03 587664 500 77 172 251 -66.82 ± 15.55 3 117 102 28 0 -134.15 ± 33.81
400499 ncm-dbt-05 585464 500 84 161 255 -53.93 ± 14.46 2 96 131 19 2 -110.6 ± 29.47
400498 ncm-dbt-02 586816 500 83 178 239 -66.82 ± 14.89 2 115 109 24 0 -135.76 ± 32.75
400497 ncm-dbt-01 586477 500 90 186 224 -67.54 ± 15.45 4 114 106 26 0 -134.15 ± 33.21
400496 ncm-dbt-04 571351 500 86 180 234 -66.1 ± 16.27 8 107 106 29 0 -124.6 ± 33.18
400495 ncm-dbt-03 586562 500 87 173 240 -60.36 ± 14.35 2 104 122 22 0 -121.46 ± 30.78
400494 ncm-dbt-05 581818 500 88 175 237 -61.07 ± 14.65 2 107 117 24 0 -123.02 ± 31.54
400493 ncm-dbt-01 582360 500 76 176 248 -70.43 ± 13.91 1 115 117 17 0 -145.54 ± 31.41
400492 ncm-dbt-02 585885 500 86 172 242 -60.36 ± 14.35 1 107 119 23 0 -123.02 ± 31.23
400491 ncm-dbt-04 570869 500 82 190 228 -76.25 ± 14.25 2 121 110 17 0 -157.24 ± 32.52
400490 ncm-dbt-03 584243 500 82 165 253 -58.21 ± 14.66 4 98 125 23 0 -113.68 ± 30.37
400489 ncm-dbt-01 583740 500 73 179 248 -74.79 ± 15.44 3 124 100 22 1 -153.86 ± 34.2
400488 ncm-dbt-05 582694 500 77 166 257 -62.51 ± 15.37 3 111 108 28 0 -124.6 ± 32.89
400487 ncm-dbt-02 589411 500 77 165 258 -61.79 ± 14.27 2 105 122 21 0 -124.6 ± 30.76
400486 ncm-dbt-04 568633 500 76 173 251 -68.27 ± 14.26 2 112 117 19 0 -138.99 ± 31.46
400485 ncm-dbt-03 587452 500 76 165 259 -62.51 ± 14.58 0 114 111 25 0 -129.35 ± 32.44
400484 ncm-dbt-01 585632 500 89 176 235 -61.07 ± 13.96 2 102 127 19 0 -123.02 ± 29.98
400483 ncm-dbt-05 583154 500 80 158 262 -54.65 ± 12.93 0 94 140 16 0 -112.14 ± 28.01
400482 ncm-dbt-02 586308 500 75 173 252 -68.99 ± 14.14 2 112 118 18 0 -140.62 ± 31.28
400481 ncm-dbt-04 569909 500 76 155 269 -55.36 ± 14.79 0 108 113 29 0 -113.68 ± 32.15
400480 ncm-dbt-03 587240 500 81 170 249 -62.51 ± 14.85 2 110 113 25 0 -126.18 ± 32.14
400479 ncm-dbt-01 586139 500 75 165 260 -63.23 ± 13.91 0 110 120 20 0 -130.94 ± 31.03
400478 ncm-dbt-04 570989 500 76 166 258 -63.23 ± 14.61 1 112 113 24 0 -129.35 ± 32.14
400477 ncm-dbt-05 581943 500 72 168 260 -67.54 ± 14.92 2 116 108 24 0 -137.37 ± 32.9
400476 ncm-dbt-03 587452 500 81 177 242 -67.55 ± 14.09 3 106 126 14 1 -137.37 ± 29.98
400475 ncm-dbt-02 585674 500 82 178 240 -67.54 ± 15.32 3 116 105 26 0 -135.76 ± 33.36
400474 ncm-dbt-01 585759 500 79 168 253 -62.51 ± 15.5 2 114 106 27 1 -127.76 ± 33.19
400473 ncm-dbt-04 573325 500 81 172 247 -63.95 ± 14.23 0 113 115 22 0 -132.54 ± 31.82
400472 ncm-dbt-05 580075 500 82 173 245 -63.95 ± 13.06 0 105 131 14 0 -132.54 ± 29.19
400471 ncm-dbt-02 587240 500 83 168 249 -59.64 ± 14.32 3 100 126 21 0 -118.33 ± 30.18
400470 ncm-dbt-03 587155 500 80 174 246 -66.1 ± 13.45 0 110 124 16 0 -137.37 ± 30.31

Commit

Commit ID af0d82792e21f0362b781fc671ae8b7a0642e61a
Author Joost VandeVondele
Date 2021-08-27 05:48:18 UTC
Fix empty EvalFile option some GUIs send an empty string for EvalFile, in that case explicitly try the default name fixes https://github.com/official-stockfish/Stockfish/issues/3675 closes https://github.com/official-stockfish/Stockfish/pull/3678 No functional change.
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