Dev Builds » 20231023-1839

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 06:54:29 583893 4000 1374 687 1939 +60.27 ± 5.0 1 171 975 846 7 +123.22 ± 10.85
ncm-dbt-02 06:54:14 586105 4000 1352 739 1909 +53.67 ± 5.15 1 209 978 800 12 +107.92 ± 10.86
ncm-dbt-03 06:55:00 586827 4000 1399 684 1917 +62.78 ± 4.95 1 157 975 860 7 +128.75 ± 10.84
ncm-dbt-04 06:56:04 570878 4006 1363 689 1954 +59.02 ± 5.1 2 179 982 823 17 +118.72 ± 10.82
ncm-dbt-05 06:56:59 582639 3994 1360 714 1920 +56.69 ± 5.14 3 197 955 835 7 +115.8 ± 11.0
20000 6848 3513 9639 +58.48 ± 2.27 8 913 4865 4164 50 +118.84 ± 4.86

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
378083 ncm-dbt-04 570549 6 2 0 4 +120.22 ± 109.7 0 0 1 2 0 +279.24 ± 576.89
378082 ncm-dbt-05 581902 494 170 97 227 +51.72 ± 13.77 0 21 133 92 1 +104.3 ± 29.14
378081 ncm-dbt-03 586393 500 179 91 230 +61.79 ± 13.42 0 16 131 102 1 +126.18 ± 29.29
378080 ncm-dbt-01 585464 500 174 92 234 +57.5 ± 13.94 0 21 127 101 1 +116.78 ± 30.03
378079 ncm-dbt-02 586266 500 179 99 222 +56.07 ± 14.15 0 24 122 104 0 +115.23 ± 30.81
378078 ncm-dbt-04 567363 500 181 80 239 +71.16 ± 14.64 0 21 109 118 2 +145.54 ± 32.74
378077 ncm-dbt-05 582694 500 179 96 225 +58.21 ± 14.79 1 23 120 104 2 +118.33 ± 31.1
378076 ncm-dbt-03 586646 500 174 96 230 +54.65 ± 14.76 1 24 123 100 2 +110.6 ± 30.69
378075 ncm-dbt-02 590396 500 173 95 232 +54.64 ± 14.22 0 23 128 97 2 +109.07 ± 29.94
378074 ncm-dbt-01 584034 500 168 85 247 +58.21 ± 14.11 1 19 127 102 1 +119.89 ± 30.01
378073 ncm-dbt-04 573284 500 163 80 257 +58.21 ± 14.79 0 24 123 99 4 +113.68 ± 30.67
378072 ncm-dbt-03 587622 500 169 82 249 +61.07 ± 13.38 0 17 129 104 0 +126.18 ± 29.62
378071 ncm-dbt-05 583405 500 167 85 248 +57.5 ± 13.8 0 21 126 103 0 +118.33 ± 30.18
378070 ncm-dbt-04 570029 500 171 102 227 +48.25 ± 14.83 0 29 126 92 3 +93.95 ± 30.32
378069 ncm-dbt-02 586435 500 156 92 252 +44.72 ± 14.24 0 27 134 87 2 +88.0 ± 29.2
378068 ncm-dbt-01 584285 500 170 99 231 +49.67 ± 13.97 0 24 132 93 1 +99.95 ± 29.4
378067 ncm-dbt-03 584790 500 171 88 241 +58.21 ± 14.53 0 24 121 103 2 +116.78 ± 30.96
378066 ncm-dbt-05 580199 500 165 90 245 +52.51 ± 15.05 0 30 117 101 2 +104.49 ± 31.58
378065 ncm-dbt-02 583237 500 175 91 234 +58.93 ± 13.87 0 20 127 102 1 +119.89 ± 30.01
378064 ncm-dbt-01 584159 500 181 80 239 +71.16 ± 14.22 0 18 115 115 2 +145.54 ± 31.75
378063 ncm-dbt-04 570469 500 180 97 223 +58.21 ± 14.66 0 25 119 104 2 +116.78 ± 31.26
378062 ncm-dbt-03 584706 500 163 82 255 +56.78 ± 13.91 0 22 125 103 0 +116.78 ± 30.34
378061 ncm-dbt-02 585970 500 172 91 237 +56.78 ± 15.51 0 31 110 106 3 +112.14 ± 32.58
378060 ncm-dbt-05 583070 500 169 96 235 +51.09 ± 15.11 2 27 117 104 0 +107.54 ± 31.57
378059 ncm-dbt-01 581860 500 169 96 235 +51.09 ± 14.58 0 28 122 99 1 +102.97 ± 30.86
378058 ncm-dbt-04 570989 500 170 84 246 +60.36 ± 13.5 0 18 128 104 0 +124.6 ± 29.8
378057 ncm-dbt-03 587155 500 171 76 253 +66.82 ± 14.34 0 22 111 117 0 +138.99 ± 32.43
378056 ncm-dbt-02 585464 500 165 89 246 +53.22 ± 14.42 0 27 120 103 0 +109.07 ± 31.14
378055 ncm-dbt-04 570989 500 166 80 254 +60.36 ± 14.76 1 23 116 109 1 +124.6 ± 31.69
378054 ncm-dbt-05 584706 500 179 91 230 +61.79 ± 15.08 0 29 104 117 0 +127.76 ± 33.49
378053 ncm-dbt-01 582861 500 173 76 251 +68.27 ± 14.12 0 20 113 117 0 +142.26 ± 32.1
378052 ncm-dbt-03 586223 500 190 83 227 +75.52 ± 13.49 0 12 121 115 2 +155.54 ± 30.59
378051 ncm-dbt-02 583154 500 167 97 236 +48.96 ± 16.0 1 34 113 98 4 +95.44 ± 32.13
378050 ncm-dbt-01 580945 500 177 81 242 +67.54 ± 14.09 0 19 117 113 1 +138.99 ± 31.46
378049 ncm-dbt-05 583237 500 164 85 251 +55.36 ± 13.84 0 21 130 98 1 +112.14 ± 29.61
378048 ncm-dbt-04 570989 500 158 92 250 +46.13 ± 14.05 1 24 133 92 0 +95.44 ± 29.29
378047 ncm-dbt-03 591082 500 182 86 232 +67.55 ± 14.09 0 20 114 116 0 +140.62 ± 31.94
378046 ncm-dbt-02 587919 500 165 85 250 +56.07 ± 14.01 0 23 124 103 0 +115.23 ± 30.51
378045 ncm-dbt-01 587537 500 162 78 260 +58.93 ± 14.01 0 22 122 106 0 +121.46 ± 30.78
378044 ncm-dbt-05 581902 500 167 74 259 +65.38 ± 14.83 0 25 108 116 1 +134.15 ± 32.9
378043 ncm-dbt-04 573244 500 172 74 254 +68.99 ± 14.14 0 15 127 103 5 +135.76 ± 29.83

Commit

Commit ID 40c6a84434ea4600b5ebdd1020b34516317be1a9
Author MinetaS
Date 2023-10-23 18:39:48 UTC
Fix a compiler bug on Clang 15+ with AVX-512 fixes https://github.com/official-stockfish/Stockfish/issues/4450 closes https://github.com/official-stockfish/Stockfish/pull/4830 No functional change.
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