Dev Builds » 20221212-0714

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 06:59:29 584646 4010 1189 905 1916 +24.65 ± 5.23 4 331 1051 615 4 +49.55 ± 10.48
ncm-dbt-02 06:58:06 585754 4000 1155 878 1967 +24.1 ± 5.22 4 334 1043 619 0 +49.14 ± 10.52
ncm-dbt-03 06:59:21 587297 4002 1151 886 1965 +23.04 ± 5.09 4 311 1107 574 5 +46.11 ± 10.15
ncm-dbt-04 06:57:15 572383 4000 1114 900 1986 +18.61 ± 5.04 3 330 1118 548 1 +37.67 ± 10.1
ncm-dbt-05 06:59:55 583940 3988 1147 909 1932 +20.76 ± 5.17 8 323 1090 569 4 +42.38 ± 10.25
20000 5756 4478 9766 +22.23 ± 2.3 23 1629 5409 2925 14 +44.96 ± 4.61

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
375834 ncm-dbt-03 587877 2 1 0 1 +189.7 ± 55.98 0 0 0 1 0 +1129.65 ± 376.02
375833 ncm-dbt-01 583237 10 3 3 4 -0.0 ± 99.06 0 1 3 1 0 -0.0 ± 217.03
375832 ncm-dbt-05 584958 488 139 103 246 +25.68 ± 13.95 1 31 143 69 0 +53.09 ± 27.96
375831 ncm-dbt-02 588132 500 157 97 246 +41.89 ± 14.74 0 34 122 94 0 +85.04 ± 30.9
375830 ncm-dbt-04 571913 500 145 123 232 +15.3 ± 13.93 0 42 144 64 0 +30.65 ± 28.07
375829 ncm-dbt-03 587113 500 143 101 256 +29.25 ± 14.32 1 33 140 75 1 +58.93 ± 28.51
375828 ncm-dbt-01 585169 500 157 113 230 +30.65 ± 14.29 0 36 134 80 0 +61.79 ± 29.32
375827 ncm-dbt-05 583950 500 131 98 271 +22.96 ± 15.65 1 46 124 77 2 +44.72 ± 30.66
375826 ncm-dbt-02 587877 500 134 112 254 +15.3 ± 14.84 2 43 136 69 0 +33.46 ± 29.13
375825 ncm-dbt-04 573770 500 156 109 235 +32.76 ± 13.62 0 30 143 77 0 +66.1 ± 28.04
375824 ncm-dbt-01 581402 500 148 122 230 +18.08 ± 14.8 1 44 133 72 0 +37.67 ± 29.51
375823 ncm-dbt-03 588132 500 150 122 228 +19.48 ± 14.26 0 42 138 70 0 +39.08 ± 28.85
375822 ncm-dbt-05 587664 500 153 114 233 +27.16 ± 15.32 2 39 128 80 1 +56.07 ± 30.14
375821 ncm-dbt-02 585801 500 146 108 246 +26.46 ± 15.4 0 47 118 85 0 +53.22 ± 31.42
375820 ncm-dbt-04 573527 500 135 117 248 +12.51 ± 14.09 0 45 142 63 0 +25.06 ± 28.35
375819 ncm-dbt-01 586181 500 150 107 243 +29.95 ± 14.89 0 41 125 84 0 +60.36 ± 30.52
375818 ncm-dbt-03 587664 500 143 109 248 +23.66 ± 14.83 0 43 131 75 1 +46.13 ± 29.76
375817 ncm-dbt-05 581319 500 146 112 242 +23.66 ± 14.58 0 42 132 76 0 +47.55 ± 29.63
375816 ncm-dbt-02 587197 500 127 104 269 +15.99 ± 13.99 0 42 143 65 0 +32.05 ± 28.2
375815 ncm-dbt-03 587834 500 145 117 238 +19.48 ± 13.17 0 34 154 62 0 +39.08 ± 26.64
375814 ncm-dbt-04 571752 500 128 112 260 +11.12 ± 14.24 1 44 143 62 0 +23.66 ± 28.22
375813 ncm-dbt-01 584748 500 144 120 236 +16.69 ± 15.44 1 50 123 76 0 +34.86 ± 30.78
375812 ncm-dbt-05 583321 500 148 121 231 +18.78 ± 14.85 1 44 132 73 0 +39.08 ± 29.64
375811 ncm-dbt-02 585042 500 151 112 237 +27.15 ± 14.7 0 41 129 80 0 +54.65 ± 30.01
375810 ncm-dbt-03 586520 500 146 114 240 +22.27 ± 13.68 1 32 152 64 1 +44.72 ± 26.89
375809 ncm-dbt-04 570669 500 135 113 252 +15.3 ± 14.84 0 48 133 68 1 +29.25 ± 29.52
375808 ncm-dbt-01 583321 500 153 133 214 +13.9 ± 14.34 1 42 144 62 1 +27.85 ± 28.07
375807 ncm-dbt-02 584832 500 141 114 245 +18.78 ± 14.85 0 47 129 74 0 +37.67 ± 30.03
375806 ncm-dbt-05 581527 500 140 113 247 +18.78 ± 13.81 0 39 145 66 0 +37.67 ± 27.91
375805 ncm-dbt-04 572558 500 140 107 253 +22.96 ± 14.4 0 41 135 74 0 +46.13 ± 29.23
375804 ncm-dbt-01 583489 500 138 107 255 +21.57 ± 14.68 0 44 131 75 0 +43.3 ± 29.76
375803 ncm-dbt-03 585801 500 131 106 263 +17.39 ± 15.12 1 47 128 74 0 +36.26 ± 30.15
375802 ncm-dbt-02 585253 500 151 120 229 +21.57 ± 14.03 0 39 141 70 0 +43.3 ± 28.43
375801 ncm-dbt-05 585548 500 150 128 222 +15.3 ± 14.19 1 41 143 65 0 +32.05 ± 28.2
375800 ncm-dbt-03 587282 500 140 109 251 +21.57 ± 14.81 0 44 132 73 1 +41.89 ± 29.63
375799 ncm-dbt-04 573002 500 142 111 247 +21.57 ± 13.48 0 35 149 66 0 +43.3 ± 27.33
375798 ncm-dbt-01 587494 500 146 94 260 +36.26 ± 14.4 0 33 133 83 1 +71.89 ± 29.42
375797 ncm-dbt-02 581902 500 148 111 241 +25.76 ± 15.35 2 41 125 82 0 +54.65 ± 30.53
375796 ncm-dbt-04 571873 500 133 108 259 +17.39 ± 15.24 2 45 129 74 0 +37.67 ± 30.03
375795 ncm-dbt-03 587452 500 152 108 240 +30.65 ± 14.81 1 36 132 80 1 +61.79 ± 29.59
375794 ncm-dbt-05 583237 500 140 120 240 +13.9 ± 14.6 2 41 143 63 1 +29.25 ± 28.2
375793 ncm-dbt-01 586774 500 150 106 244 +30.65 ± 15.43 1 40 125 82 2 +60.36 ± 30.52

Commit

Commit ID 955edf1d1d4f5643b450b1ee1e95dc3f094e1884
Author Joost VandeVondele
Date 2022-12-12 07:14:26 UTC
Revert "doEvenDeeperSearch + tuning" This reverts commit 98965c139df1483a3d684ee8bc7a60dc4b95efa1. The increase of depth could lead to search explosions, most visible with TB. fixes https://github.com/official-stockfish/Stockfish/issues/4276 closes https://github.com/official-stockfish/Stockfish/pull/4256 Bench: 3872306
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