Dev Builds » 20200817-1015

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 06:33:02 582513 4000 72 2619 1309 -261.51 ± 6.86 634 1280 85 1 0 -661.2 ± 37.47
ncm-dbt-02 06:33:16 586675 4000 67 2597 1336 -259.04 ± 6.83 623 1286 89 2 0 -649.34 ± 36.58
ncm-dbt-03 06:32:38 585816 4000 68 2631 1301 -263.86 ± 6.9 644 1277 77 2 0 -673.88 ± 39.41
ncm-dbt-04 06:34:14 568064 4000 57 2651 1292 -268.46 ± 6.96 666 1262 72 0 0 -694.73 ± 40.82
ncm-dbt-05 06:33:06 581908 4000 68 2644 1288 -265.78 ± 6.98 659 1258 83 0 0 -669.55 ± 37.92
20000 332 13142 6526 -263.71 ± 3.09 3226 6363 406 5 0 -669.12 ± 16.95

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
440153 ncm-dbt-04 566454 500 6 335 159 -274.22 ± 19.86 86 157 7 0 0 -739.05 ± 163.27
440152 ncm-dbt-05 579992 500 8 318 174 -251.89 ± 17.95 70 170 10 0 0 -676.04 ± 124.55
440151 ncm-dbt-02 587113 500 12 321 167 -250.76 ± 19.89 76 158 15 1 0 -581.4 ± 95.42
440150 ncm-dbt-01 582027 500 8 333 159 -269.36 ± 20.13 85 155 10 0 0 -676.04 ± 124.55
440149 ncm-dbt-03 583279 500 17 330 153 -255.3 ± 21.91 85 145 18 2 0 -534.8 ± 84.89
440148 ncm-dbt-04 567244 500 10 323 167 -255.29 ± 18.39 73 167 10 0 0 -676.04 ± 124.55
440147 ncm-dbt-02 585970 500 7 325 168 -261.07 ± 19.11 78 162 10 0 0 -676.04 ± 124.55
440146 ncm-dbt-05 581693 500 10 338 152 -272.99 ± 20.85 89 150 11 0 0 -659.13 ± 116.77
440145 ncm-dbt-03 586308 500 8 331 161 -266.96 ± 19.28 81 161 8 0 0 -715.51 ± 146.53
440144 ncm-dbt-01 583279 500 8 333 159 -269.36 ± 19.85 84 157 9 0 0 -694.7 ± 134.18
440143 ncm-dbt-04 568633 500 5 331 164 -270.57 ± 19.71 84 158 8 0 0 -715.51 ± 146.53
440142 ncm-dbt-02 586350 500 4 319 177 -257.59 ± 18.4 74 167 9 0 0 -694.7 ± 134.18
440141 ncm-dbt-05 580282 500 8 334 158 -270.57 ± 20.0 85 156 9 0 0 -694.7 ± 134.18
440140 ncm-dbt-01 581277 500 12 345 143 -279.16 ± 22.16 96 141 13 0 0 -629.41 ± 104.8
440139 ncm-dbt-03 586308 500 7 321 172 -256.44 ± 17.97 72 170 8 0 0 -715.51 ± 146.53
440138 ncm-dbt-04 567007 500 6 330 164 -268.16 ± 18.84 80 164 6 0 0 -766.17 ± 188.02
440137 ncm-dbt-02 589368 500 8 330 162 -265.78 ± 20.77 85 153 11 1 0 -629.43 ± 115.29
440136 ncm-dbt-05 583321 500 14 337 149 -266.96 ± 21.44 89 145 16 0 0 -592.27 ± 92.24
440135 ncm-dbt-03 588899 500 5 332 163 -271.78 ± 20.15 86 155 9 0 0 -694.7 ± 134.18
440134 ncm-dbt-01 582611 500 7 327 166 -263.41 ± 18.84 78 164 8 0 0 -715.51 ± 146.53
440133 ncm-dbt-04 570428 500 12 328 160 -258.74 ± 20.66 83 150 17 0 0 -581.38 ± 88.96
440132 ncm-dbt-02 586520 500 7 331 162 -268.16 ± 19.42 82 160 8 0 0 -715.51 ± 146.53
440131 ncm-dbt-03 584327 500 9 326 165 -259.9 ± 18.97 77 163 10 0 0 -676.04 ± 124.55
440130 ncm-dbt-01 581777 500 8 321 171 -255.29 ± 18.11 72 169 9 0 0 -694.7 ± 134.18
440129 ncm-dbt-05 577069 500 9 335 156 -270.57 ± 20.0 85 156 9 0 0 -694.7 ± 134.18
440128 ncm-dbt-04 567878 500 7 337 156 -275.44 ± 20.3 88 154 8 0 0 -715.51 ± 146.53
440127 ncm-dbt-02 586604 500 6 338 156 -277.92 ± 20.89 91 150 9 0 0 -694.7 ± 134.18
440126 ncm-dbt-01 581610 500 10 320 170 -251.89 ± 18.23 71 168 11 0 0 -659.13 ± 116.77
440125 ncm-dbt-03 585590 500 8 317 175 -250.76 ± 17.53 68 173 9 0 0 -694.7 ± 134.18
440124 ncm-dbt-05 585970 500 8 324 168 -258.74 ± 19.09 77 162 11 0 0 -659.13 ± 116.77
440123 ncm-dbt-02 586097 500 6 320 174 -256.44 ± 17.69 71 172 7 0 0 -739.05 ± 163.27
440122 ncm-dbt-04 567165 500 6 334 160 -272.99 ± 20.29 87 154 9 0 0 -694.7 ± 134.18
440121 ncm-dbt-03 586901 500 6 340 154 -280.42 ± 20.6 91 152 7 0 0 -739.05 ± 163.27
440120 ncm-dbt-01 582402 500 10 325 165 -257.59 ± 20.01 80 155 15 0 0 -603.84 ± 95.91
440119 ncm-dbt-05 584285 500 5 323 172 -261.07 ± 18.55 76 166 8 0 0 -715.51 ± 146.53
440118 ncm-dbt-03 584916 500 8 334 158 -270.57 ± 19.71 84 158 8 0 0 -715.51 ± 146.53
440117 ncm-dbt-01 585126 500 9 315 176 -247.41 ± 18.18 68 171 10 1 0 -643.7 ± 122.54
440116 ncm-dbt-04 569709 500 5 333 162 -272.99 ± 19.72 85 158 7 0 0 -739.05 ± 163.27
440115 ncm-dbt-02 585379 500 17 313 170 -236.51 ± 18.5 66 164 20 0 0 -552.07 ± 80.89
440114 ncm-dbt-05 582652 500 6 335 159 -274.22 ± 20.44 88 153 9 0 0 -694.7 ± 134.18

Commit

Commit ID 81d716f5ccff3f0898ae985b9ef69f79d014bdc5
Author Stéphane Nicolet
Date 2020-08-17 10:15:57 UTC
Reformat code in little-endian patch Reformat code and rename the function to "read_little_endian()" in the recent commit by Ronald de Man for support of big endian systems. closes https://github.com/official-stockfish/Stockfish/pull/3016 No functional change ----- Recommended net: https://tests.stockfishchess.org/api/nn/nn-82215d0fd0df.nnue
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