Dev Builds » 20220119-1821

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 06:56:36 584530 4014 947 1161 1906 -18.54 ± 5.19 10 549 1097 347 4 -36.14 ± 10.23
ncm-dbt-02 06:57:01 585667 4014 916 1196 1902 -24.28 ± 5.13 8 579 1115 295 10 -49.14 ± 10.11
ncm-dbt-03 06:57:03 587735 3996 903 1128 1965 -19.58 ± 5.21 6 566 1078 343 5 -39.12 ± 10.33
ncm-dbt-04 06:57:04 562783 3988 926 1155 1907 -19.97 ± 5.2 6 565 1080 338 5 -39.9 ± 10.31
ncm-dbt-05 06:57:12 583408 3988 915 1141 1932 -19.71 ± 5.22 8 562 1076 344 4 -38.84 ± 10.34
20000 4607 5781 9612 -20.42 ± 2.32 38 2821 5446 1667 28 -40.63 ± 4.59

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
399562 ncm-dbt-02 585169 14 5 4 5 +24.85 ± 84.38 0 1 4 2 0 +49.98 ± 184.5
399561 ncm-dbt-01 584453 14 2 5 7 -75.56 ± 67.89 0 3 4 0 0 -159.09 ± 177.81
399560 ncm-dbt-05 585211 488 120 147 221 -19.24 ± 15.09 0 73 125 46 0 -38.6 ± 30.51
399559 ncm-dbt-04 571351 488 126 142 220 -11.4 ± 14.18 0 60 140 44 0 -22.82 ± 28.5
399558 ncm-dbt-03 588047 496 107 134 255 -18.93 ± 14.05 1 64 144 39 0 -36.56 ± 28.0
399557 ncm-dbt-02 586943 500 110 141 249 -21.57 ± 14.93 3 66 142 37 2 -41.89 ± 28.3
399556 ncm-dbt-01 586562 500 124 138 238 -9.73 ± 14.51 0 64 136 50 0 -19.48 ± 29.14
399555 ncm-dbt-04 569709 500 114 150 236 -25.06 ± 14.16 1 70 144 34 1 -50.38 ± 27.99
399554 ncm-dbt-05 580365 500 126 147 227 -14.6 ± 14.14 0 63 147 38 2 -32.05 ± 27.65
399553 ncm-dbt-03 587409 500 117 141 242 -16.69 ± 14.82 0 71 133 45 1 -34.86 ± 29.51
399552 ncm-dbt-02 585632 500 119 148 233 -20.17 ± 15.08 1 72 134 41 2 -41.89 ± 29.37
399551 ncm-dbt-01 584916 500 121 142 237 -14.6 ± 15.52 2 70 125 53 0 -26.46 ± 30.53
399550 ncm-dbt-05 583992 500 116 138 246 -15.3 ± 14.06 0 65 142 43 0 -30.65 ± 28.34
399549 ncm-dbt-04 569989 500 123 142 235 -13.21 ± 14.67 0 68 133 49 0 -26.46 ± 29.52
399548 ncm-dbt-03 588132 500 118 147 235 -20.17 ± 15.2 1 74 129 45 1 -40.48 ± 30.02
399547 ncm-dbt-02 589796 500 110 159 231 -34.16 ± 13.72 0 78 144 27 1 -70.44 ± 27.87
399546 ncm-dbt-01 585759 500 103 149 248 -32.05 ± 14.64 1 81 131 37 0 -63.23 ± 29.72
399545 ncm-dbt-04 570308 500 107 147 246 -27.85 ± 15.12 1 81 125 43 0 -54.65 ± 30.53
399544 ncm-dbt-05 581444 500 104 149 247 -31.35 ± 14.85 1 82 128 39 0 -61.79 ± 30.13
399543 ncm-dbt-03 588430 500 129 156 215 -18.78 ± 14.73 0 71 137 40 2 -40.48 ± 28.98
399542 ncm-dbt-02 582778 500 109 141 250 -22.27 ± 14.48 0 74 134 42 0 -44.72 ± 29.37
399541 ncm-dbt-01 586139 500 118 161 221 -29.95 ± 13.84 2 70 147 31 0 -57.5 ± 27.53
399540 ncm-dbt-04 571793 500 116 152 232 -25.06 ± 14.42 2 70 140 38 0 -47.55 ± 28.56
399539 ncm-dbt-05 582193 500 115 145 240 -20.87 ± 16.09 2 79 117 51 1 -40.48 ± 31.53
399538 ncm-dbt-03 589411 500 105 128 267 -15.99 ± 14.64 0 69 136 44 1 -33.46 ± 29.13
399537 ncm-dbt-02 584537 500 110 151 239 -28.56 ± 15.17 0 82 130 35 3 -61.79 ± 29.86
399536 ncm-dbt-01 579620 500 122 126 252 -2.78 ± 14.55 2 53 142 53 0 -2.78 ± 28.37
399535 ncm-dbt-05 587622 500 107 143 250 -25.06 ± 14.81 1 76 131 42 0 -48.96 ± 29.75
399534 ncm-dbt-04 569749 500 120 136 244 -11.12 ± 15.0 0 69 128 53 0 -22.27 ± 30.16
399533 ncm-dbt-03 588217 500 97 138 265 -28.55 ± 14.28 1 75 138 36 0 -56.07 ± 28.8
399532 ncm-dbt-02 583489 500 120 155 225 -24.36 ± 14.11 2 67 145 36 0 -46.13 ± 27.87
399531 ncm-dbt-01 583531 500 110 149 241 -27.16 ± 14.95 2 74 137 35 2 -54.65 ± 28.94
399530 ncm-dbt-05 581985 500 115 127 258 -8.34 ± 14.78 1 61 138 49 1 -16.69 ± 28.89
399529 ncm-dbt-04 570909 500 112 134 254 -15.3 ± 14.96 0 70 134 44 2 -33.46 ± 29.39
399528 ncm-dbt-03 585084 500 110 137 253 -18.78 ± 14.6 1 69 136 44 0 -36.26 ± 29.12
399527 ncm-dbt-02 585801 500 118 138 244 -13.91 ± 14.47 0 66 139 44 1 -29.25 ± 28.74
399526 ncm-dbt-01 585211 500 120 147 233 -18.78 ± 14.6 1 69 136 44 0 -36.26 ± 29.12
399525 ncm-dbt-03 587155 500 120 147 233 -18.78 ± 15.47 2 73 125 50 0 -34.86 ± 30.53
399524 ncm-dbt-01 584579 500 127 144 229 -11.82 ± 14.68 0 65 139 44 2 -26.46 ± 28.74
399523 ncm-dbt-05 584453 500 112 145 243 -22.96 ± 14.13 3 63 148 36 0 -41.89 ± 27.47
399522 ncm-dbt-04 508459 500 108 152 240 -30.65 ± 14.94 2 77 136 33 2 -61.79 ± 29.05
399521 ncm-dbt-02 586858 500 115 159 226 -30.65 ± 14.29 2 73 143 31 1 -60.36 ± 28.08

Commit

Commit ID 48bf1a386f031947d059a0dc26616366b0f2d5d3
Author ppigazzini
Date 2022-01-19 18:21:10 UTC
Add msys2 Clang x86_64 to GitHub Action matrix Also use Windows Server 2022 virtual environment for msys2 builds. closes https://github.com/official-stockfish/Stockfish/pull/3893 No functional change
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