Dev Builds » 20220106-1445

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 06:53:21 584599 4022 917 1147 1958 -19.89 ± 5.15 7 564 1095 342 3 -39.21 ± 10.24
ncm-dbt-02 06:51:40 587672 4000 947 1153 1900 -17.91 ± 5.28 4 575 1049 367 5 -36.09 ± 10.5
ncm-dbt-03 06:52:30 587277 3992 901 1192 1899 -25.37 ± 5.1 9 577 1110 296 4 -50.13 ± 10.13
ncm-dbt-04 06:53:01 570204 4000 932 1183 1885 -21.83 ± 5.26 7 585 1068 332 8 -44.01 ± 10.38
ncm-dbt-05 06:53:34 584550 3986 916 1123 1947 -18.06 ± 5.37 6 579 1032 368 8 -36.57 ± 10.59
20000 4613 5798 9589 -20.61 ± 2.34 33 2880 5354 1705 28 -41.19 ± 4.64

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
404837 ncm-dbt-01 584790 22 3 3 16 0.0 ± 62.63 0 2 7 2 0 -0.0 ± 129.49
404836 ncm-dbt-05 580987 486 113 128 245 -10.73 ± 15.63 2 64 124 53 0 -18.6 ± 30.65
404835 ncm-dbt-04 569789 500 123 138 239 -10.42 ± 15.32 1 68 126 55 0 -19.48 ± 30.41
404834 ncm-dbt-03 589924 492 111 148 233 -26.18 ± 14.57 2 70 137 37 0 -49.77 ± 28.89
404833 ncm-dbt-02 588089 500 127 136 237 -6.26 ± 14.98 0 64 132 53 1 -13.9 ± 29.66
404832 ncm-dbt-01 583908 500 116 131 253 -10.43 ± 14.7 1 62 139 47 1 -20.87 ± 28.75
404831 ncm-dbt-04 570869 500 127 150 223 -15.99 ± 14.38 1 65 140 44 0 -30.65 ± 28.6
404830 ncm-dbt-05 582569 500 114 143 243 -20.17 ± 15.45 1 74 131 41 3 -43.3 ± 29.76
404829 ncm-dbt-02 587962 500 116 137 247 -14.6 ± 14.27 0 65 142 42 1 -30.65 ± 28.34
404828 ncm-dbt-03 586139 500 115 152 233 -25.76 ± 14.34 2 70 141 37 0 -48.96 ± 28.41
404827 ncm-dbt-01 584748 500 106 135 259 -20.17 ± 15.08 2 71 131 46 0 -37.67 ± 29.77
404826 ncm-dbt-02 584369 500 124 149 227 -17.39 ± 14.1 0 67 141 42 0 -34.86 ± 28.46
404825 ncm-dbt-05 588345 500 117 143 240 -18.08 ± 15.05 0 75 126 49 0 -36.26 ± 30.41
404824 ncm-dbt-04 569111 500 122 149 229 -18.78 ± 14.73 0 73 131 46 0 -37.67 ± 29.77
404823 ncm-dbt-03 584790 500 107 145 248 -26.45 ± 14.39 2 71 140 37 0 -50.38 ± 28.55
404822 ncm-dbt-01 583824 500 106 154 240 -33.46 ± 14.21 1 79 137 33 0 -66.1 ± 28.89
404821 ncm-dbt-05 584034 500 109 144 247 -24.36 ± 14.88 1 75 133 40 1 -48.96 ± 29.49
404820 ncm-dbt-02 588047 500 112 145 243 -22.96 ± 15.16 0 80 123 47 0 -46.13 ± 30.78
404819 ncm-dbt-04 570989 500 102 147 251 -31.35 ± 14.73 1 80 133 35 1 -63.23 ± 29.45
404818 ncm-dbt-03 587877 500 120 133 247 -9.04 ± 14.19 0 59 147 42 2 -20.87 ± 27.68
404817 ncm-dbt-01 584664 500 113 134 253 -14.6 ± 14.53 0 68 135 47 0 -29.25 ± 29.26
404816 ncm-dbt-02 587197 500 120 149 231 -20.17 ± 15.08 2 71 131 46 0 -37.67 ± 29.77
404815 ncm-dbt-03 587962 500 126 153 221 -18.78 ± 13.53 0 64 149 37 0 -37.67 ± 27.35
404814 ncm-dbt-05 588047 500 123 145 232 -15.3 ± 15.69 0 76 122 50 2 -33.46 ± 30.91
404813 ncm-dbt-04 569669 500 119 159 222 -27.85 ± 14.49 1 76 135 38 0 -54.65 ± 29.21
404812 ncm-dbt-01 584832 500 129 147 224 -12.51 ± 14.09 0 63 142 45 0 -25.06 ± 28.35
404811 ncm-dbt-02 588600 500 101 139 260 -26.46 ± 15.03 0 81 127 41 1 -54.65 ± 30.27
404810 ncm-dbt-03 589753 500 105 156 239 -35.56 ± 14.48 0 85 132 32 1 -73.34 ± 29.56
404809 ncm-dbt-05 586731 500 108 150 242 -29.25 ± 14.84 1 80 129 40 0 -57.5 ± 30.0
404808 ncm-dbt-04 570108 500 118 146 236 -19.48 ± 15.76 1 76 126 44 3 -41.89 ± 30.41
404807 ncm-dbt-01 583237 500 119 144 237 -17.39 ± 15.61 1 74 126 47 2 -36.26 ± 30.41
404806 ncm-dbt-03 586266 500 103 147 250 -30.65 ± 14.16 0 79 136 35 0 -61.79 ± 29.05
404805 ncm-dbt-02 588387 500 118 147 235 -20.17 ± 15.45 2 72 131 43 2 -40.48 ± 29.77
404804 ncm-dbt-05 584579 500 119 134 247 -10.43 ± 15.07 0 67 133 48 2 -23.66 ± 29.53
404803 ncm-dbt-04 571752 500 114 144 242 -20.87 ± 15.13 1 73 133 41 2 -43.3 ± 29.5
404802 ncm-dbt-01 584874 500 112 141 247 -20.17 ± 13.92 0 68 143 39 0 -40.48 ± 28.17
404801 ncm-dbt-03 585506 500 114 158 228 -30.65 ± 15.43 3 79 128 39 1 -58.93 ± 30.13
404800 ncm-dbt-02 588728 500 129 151 220 -15.3 ± 15.33 0 75 122 53 0 -30.65 ± 30.9
404799 ncm-dbt-05 581111 500 113 136 251 -15.99 ± 14.76 1 68 134 47 0 -30.65 ± 29.39
404798 ncm-dbt-04 569350 500 107 150 243 -29.95 ± 14.24 1 74 144 29 2 -61.79 ± 27.93
404797 ncm-dbt-01 586520 500 113 158 229 -31.35 ± 14.6 2 77 135 36 0 -60.36 ± 29.19

Commit

Commit ID ad926d34c0105d523bfa5cb92cbcf9f337d54c08
Author Brad Knox
Date 2022-01-06 14:45:45 UTC
Update copyright years Happy New Year! closes https://github.com/official-stockfish/Stockfish/pull/3881 No functional change
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