Dev Builds » 20230718-0610

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 06:54:22 583522 4000 1371 720 1909 +57.05 ± 5.1 1 192 972 825 10 +115.61 ± 10.89
ncm-dbt-02 06:53:14 583835 4000 1389 733 1878 +57.5 ± 4.99 2 172 1003 814 9 +116.97 ± 10.68
ncm-dbt-03 06:53:08 585224 4000 1395 703 1902 +60.72 ± 5.08 0 182 954 854 10 +123.42 ± 10.99
ncm-dbt-04 06:55:11 570172 4000 1359 724 1917 +55.63 ± 4.96 0 178 1017 797 8 +112.72 ± 10.59
ncm-dbt-05 06:54:59 585344 4000 1350 747 1903 +52.78 ± 5.0 1 191 1020 780 8 +106.78 ± 10.59
20000 6864 3627 9509 +56.73 ± 2.25 4 915 4966 4070 45 +115.07 ± 4.8

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
408202 ncm-dbt-04 572961 500 168 82 250 +60.36 ± 13.79 0 18 130 100 2 +121.46 ± 29.51
408201 ncm-dbt-03 586689 500 185 92 223 +65.38 ± 14.14 0 21 115 114 0 +135.76 ± 31.8
408200 ncm-dbt-05 586604 500 151 106 243 +31.35 ± 14.07 0 34 137 79 0 +63.23 ± 28.9
408199 ncm-dbt-02 583447 500 179 89 232 +63.23 ± 14.06 0 21 118 111 0 +130.94 ± 31.35
408198 ncm-dbt-01 584453 500 163 105 232 +40.49 ± 15.04 1 34 121 94 0 +83.57 ± 31.04
408197 ncm-dbt-04 568554 500 180 88 232 +64.66 ± 13.97 0 19 121 109 1 +132.54 ± 30.86
408196 ncm-dbt-03 584874 500 186 69 245 +82.83 ± 13.39 0 11 112 126 1 +174.55 ± 32.0
408195 ncm-dbt-05 584159 500 170 96 234 +51.8 ± 13.66 0 22 132 96 0 +106.01 ± 29.35
408194 ncm-dbt-01 583237 500 197 87 216 +77.7 ± 14.0 0 15 112 121 2 +160.64 ± 32.15
408193 ncm-dbt-02 582819 500 167 80 253 +61.07 ± 13.82 0 20 123 107 0 +126.18 ± 30.59
408192 ncm-dbt-04 569949 500 179 95 226 +58.93 ± 14.29 0 23 121 105 1 +119.89 ± 30.94
408191 ncm-dbt-03 587537 500 176 78 246 +68.99 ± 13.41 0 14 125 110 1 +142.26 ± 30.08
408190 ncm-dbt-01 584579 500 158 85 257 +51.09 ± 15.23 0 33 112 104 1 +102.97 ± 32.28
408189 ncm-dbt-05 583237 500 168 77 255 +63.95 ± 14.5 0 24 111 115 0 +132.54 ± 32.44
408188 ncm-dbt-02 583866 500 171 105 224 +46.13 ± 14.72 2 23 135 87 3 +92.46 ± 29.02
408187 ncm-dbt-04 569549 500 161 98 241 +44.01 ± 13.65 0 25 137 88 0 +89.48 ± 28.74
408186 ncm-dbt-03 583614 500 172 98 230 +51.8 ± 14.22 0 26 124 100 0 +106.01 ± 30.56
408185 ncm-dbt-01 579868 500 165 86 249 +55.36 ± 15.19 0 29 116 102 3 +109.07 ± 31.72
408184 ncm-dbt-05 581985 500 170 93 237 +53.93 ± 13.91 1 19 133 96 1 +110.6 ± 29.15
408183 ncm-dbt-02 584117 500 175 91 234 +58.93 ± 14.69 0 24 121 102 3 +116.78 ± 30.96
408182 ncm-dbt-04 567958 500 166 91 243 +52.51 ± 14.25 0 24 129 95 2 +104.49 ± 29.82
408181 ncm-dbt-03 584327 500 169 86 245 +58.21 ± 15.19 0 27 117 102 4 +113.68 ± 31.56
408180 ncm-dbt-05 581194 500 169 71 260 +68.99 ± 14.14 0 18 118 112 2 +140.62 ± 31.28
408179 ncm-dbt-01 582778 500 169 97 234 +50.38 ± 14.0 0 23 134 91 2 +99.95 ± 29.1
408178 ncm-dbt-02 583154 500 171 89 240 +57.5 ± 13.37 0 18 132 100 0 +118.33 ± 29.22
408177 ncm-dbt-03 586223 500 168 93 239 +52.51 ± 14.79 0 29 118 102 1 +106.01 ± 31.43
408176 ncm-dbt-04 571511 500 169 86 245 +58.21 ± 13.69 0 18 133 97 2 +116.78 ± 29.08
408175 ncm-dbt-02 583824 500 179 100 221 +55.36 ± 14.39 0 25 122 102 1 +112.14 ± 30.83
408174 ncm-dbt-05 582861 500 181 97 222 +58.93 ± 13.72 0 20 126 104 0 +121.46 ± 30.15
408173 ncm-dbt-01 587325 500 174 85 241 +62.51 ± 14.31 0 22 118 109 1 +127.76 ± 31.37
408172 ncm-dbt-03 584159 500 170 96 234 +51.8 ± 14.22 0 25 127 97 1 +104.49 ± 30.12
408171 ncm-dbt-04 570469 500 163 87 250 +53.22 ± 13.87 0 23 128 99 0 +109.07 ± 29.94
408170 ncm-dbt-05 584327 500 173 106 221 +46.84 ± 14.36 0 26 134 87 3 +90.97 ± 29.17
408169 ncm-dbt-02 585253 500 173 82 245 +63.94 ± 14.23 0 21 118 110 1 +130.94 ± 31.35
408168 ncm-dbt-01 581610 500 162 80 258 +57.5 ± 13.8 0 20 129 100 1 +116.78 ± 29.72
408167 ncm-dbt-03 584369 500 169 91 240 +54.64 ± 15.02 0 29 116 103 2 +109.07 ± 31.72
408166 ncm-dbt-02 584201 500 174 97 229 +53.93 ± 13.62 0 20 134 95 1 +109.07 ± 29.01
408165 ncm-dbt-04 570428 500 173 97 230 +53.22 ± 14.56 0 28 118 104 0 +109.07 ± 31.43
408164 ncm-dbt-05 598392 500 168 101 231 +46.84 ± 14.49 0 28 129 91 2 +92.46 ± 29.89
408163 ncm-dbt-01 584327 500 183 95 222 +61.79 ± 13.27 0 16 130 104 0 +127.76 ± 29.43

Commit

Commit ID 42d28424bc64246e141e9f06a2a518592272f8fd
Author rn5f107s2
Date 2023-07-18 06:10:11 UTC
Removes a few Bitboards and functions No longer used closes https://github.com/official-stockfish/Stockfish/pull/4695 No functional change
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