Dev Builds » 20230410-0729

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 06:57:46 583572 4008 1258 830 1920 +37.24 ± 5.16 1 272 1036 688 7 +74.27 ± 10.55
ncm-dbt-02 06:57:16 585915 4000 1238 800 1962 +38.2 ± 5.17 2 268 1025 700 5 +76.79 ± 10.61
ncm-dbt-03 06:57:27 583331 3994 1263 757 1974 +44.25 ± 5.15 3 240 1006 744 4 +89.81 ± 10.71
ncm-dbt-04 06:55:57 568969 4000 1272 793 1935 +41.81 ± 5.06 3 233 1051 708 5 +84.49 ± 10.44
ncm-dbt-05 06:58:11 578178 3998 1300 766 1932 +46.68 ± 5.06 1 221 1026 745 6 +94.18 ± 10.58
20000 6331 3946 9723 +41.63 ± 2.29 10 1234 5144 3585 27 +83.86 ± 4.73

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
428236 ncm-dbt-01 585548 8 2 2 4 0.0 ± 186.3 0 2 0 2 0 0.0 ± 795.96
428235 ncm-dbt-05 583279 498 156 88 254 +47.74 ± 15.24 0 34 114 100 1 +95.85 ± 32.0
428234 ncm-dbt-03 584411 494 142 104 248 +26.78 ± 15.08 0 43 123 81 0 +53.88 ± 30.78
428233 ncm-dbt-02 585169 500 148 95 257 +36.97 ± 14.96 0 38 121 91 0 +74.79 ± 31.04
428232 ncm-dbt-04 569869 500 163 112 225 +35.56 ± 13.67 0 29 141 80 0 +71.89 ± 28.29
428231 ncm-dbt-01 584622 500 161 116 223 +31.35 ± 14.73 1 34 136 77 2 +61.79 ± 29.05
428230 ncm-dbt-05 577028 500 153 104 243 +34.16 ± 14.13 0 32 138 79 1 +67.55 ± 28.74
428229 ncm-dbt-03 581652 500 162 92 246 +48.96 ± 15.0 0 32 117 100 1 +98.44 ± 31.58
428228 ncm-dbt-04 568951 500 162 95 243 +46.84 ± 12.95 0 19 145 86 0 +95.44 ± 27.45
428227 ncm-dbt-02 588899 500 156 97 247 +41.19 ± 14.03 0 28 136 85 1 +82.1 ± 28.94
428226 ncm-dbt-01 583112 500 159 102 239 +39.78 ± 14.74 0 35 123 92 0 +80.63 ± 30.77
428225 ncm-dbt-05 581735 500 181 89 230 +64.66 ± 13.69 0 18 122 110 0 +134.15 ± 30.68
428224 ncm-dbt-03 584579 500 153 98 249 +38.37 ± 14.79 1 31 132 84 2 +76.25 ± 29.54
428223 ncm-dbt-01 585759 500 150 92 258 +40.48 ± 14.52 0 32 129 88 1 +80.63 ± 29.95
428222 ncm-dbt-02 586943 500 163 107 230 +39.08 ± 14.44 1 29 134 85 1 +79.17 ± 29.25
428221 ncm-dbt-04 568673 500 163 95 242 +47.55 ± 15.31 2 29 119 99 1 +98.44 ± 31.3
428220 ncm-dbt-03 584495 500 166 101 233 +45.42 ± 13.45 0 23 139 88 0 +92.46 ± 28.41
428219 ncm-dbt-05 577397 500 154 94 252 +41.89 ± 14.34 0 30 131 88 1 +83.57 ± 29.65
428218 ncm-dbt-04 568395 500 173 103 224 +48.96 ± 15.0 1 28 123 96 2 +98.44 ± 30.73
428217 ncm-dbt-01 583782 500 158 103 239 +38.37 ± 13.72 0 28 139 83 0 +77.71 ± 28.54
428216 ncm-dbt-02 583824 500 165 100 235 +45.42 ± 14.81 0 33 119 98 0 +92.46 ± 31.31
428215 ncm-dbt-03 582778 500 166 92 242 +51.8 ± 14.75 1 27 119 103 0 +107.54 ± 31.29
428214 ncm-dbt-05 575435 500 173 97 230 +53.22 ± 14.29 1 23 125 101 0 +110.6 ± 30.39
428213 ncm-dbt-02 586731 500 165 94 241 +49.67 ± 14.51 1 25 127 96 1 +101.46 ± 30.14
428212 ncm-dbt-04 567403 500 153 95 252 +40.48 ± 14.12 0 29 135 85 1 +80.63 ± 29.1
428211 ncm-dbt-01 583614 500 158 112 230 +32.05 ± 15.15 0 41 123 85 1 +63.23 ± 30.78
428210 ncm-dbt-03 581818 500 163 96 241 +46.84 ± 13.81 0 25 133 92 0 +95.44 ± 29.29
428209 ncm-dbt-05 572880 500 176 97 227 +55.36 ± 13.84 0 21 130 98 1 +112.14 ± 29.61
428208 ncm-dbt-01 579826 500 164 101 235 +44.01 ± 14.2 0 27 135 86 2 +86.52 ± 29.06
428207 ncm-dbt-02 584411 500 154 118 228 +25.06 ± 14.02 0 37 140 73 0 +50.38 ± 28.55
428206 ncm-dbt-04 567403 500 143 100 257 +29.95 ± 14.5 0 38 131 81 0 +60.36 ± 29.73
428205 ncm-dbt-03 586308 500 163 84 253 +55.36 ± 13.84 0 22 127 101 0 +113.68 ± 30.06
428204 ncm-dbt-04 570589 500 148 96 256 +36.26 ± 14.4 0 33 133 83 1 +71.89 ± 29.42
428203 ncm-dbt-02 585084 500 141 91 268 +34.86 ± 14.95 0 39 122 89 0 +70.44 ± 30.91
428202 ncm-dbt-05 579289 500 151 87 262 +44.72 ± 13.97 0 27 132 91 0 +90.97 ± 29.47
428201 ncm-dbt-01 583196 500 152 99 249 +36.97 ± 14.57 0 35 127 88 0 +74.79 ± 30.24
428200 ncm-dbt-03 580613 500 148 90 262 +40.48 ± 15.54 1 37 116 95 1 +82.1 ± 31.71
428199 ncm-dbt-04 570469 500 167 97 236 +48.96 ± 14.34 0 28 124 98 0 +99.95 ± 30.58
428198 ncm-dbt-02 586266 500 146 98 256 +33.46 ± 15.12 0 39 126 83 2 +64.66 ± 30.39
428197 ncm-dbt-05 578383 500 156 110 234 +32.05 ± 14.64 0 36 134 78 2 +61.79 ± 29.32
428196 ncm-dbt-01 582694 500 154 103 243 +35.56 ± 15.0 0 38 124 87 1 +70.44 ± 30.65

Commit

Commit ID 2f2f45f9f47c1212f3229c22304456c9bad8f843
Author Maxim Masiutin
Date 2023-04-10 07:29:52 UTC
Made two specializations for affine transform easier to understand. Added AVX-512 for the specialization for small inputs closes https://github.com/official-stockfish/Stockfish/pull/4502 No functional change
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