Dev Builds » 20220401-0855

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 06:53:49 584208 4004 982 1044 1978 -5.38 ± 5.19 6 477 1095 421 3 -10.24 ± 10.25
ncm-dbt-02 06:50:53 586684 4000 978 1046 1976 -5.91 ± 5.1 6 462 1129 400 3 -11.3 ± 10.05
ncm-dbt-03 06:53:59 588005 4004 934 1055 2015 -10.5 ± 5.12 10 484 1128 377 3 -19.81 ± 10.05
ncm-dbt-04 06:52:36 571875 4000 1023 1060 1917 -3.21 ± 5.13 7 447 1126 416 4 -5.91 ± 10.07
ncm-dbt-05 06:54:04 584086 3992 948 1023 2021 -6.53 ± 5.05 3 466 1131 395 1 -12.71 ± 10.03
20000 4865 5228 9907 -6.31 ± 2.29 32 2336 5609 2009 14 -11.99 ± 4.51

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
379870 ncm-dbt-03 589454 4 1 3 0 -190.27 ± 634.3 1 0 1 0 0 -190.5 ± 634.21
379869 ncm-dbt-01 585506 4 1 2 1 -88.51 ± 137.63 0 1 1 0 0 -190.5 ± 634.21
379868 ncm-dbt-05 583363 492 108 120 264 -8.48 ± 14.23 0 59 140 47 0 -16.96 ± 28.55
379867 ncm-dbt-04 573123 500 120 135 245 -10.42 ± 14.05 1 58 146 45 0 -19.48 ± 27.82
379866 ncm-dbt-03 587240 500 108 138 254 -20.87 ± 14.37 1 69 139 41 0 -40.48 ± 28.71
379865 ncm-dbt-02 585084 500 131 129 240 +1.39 ± 15.18 0 61 126 63 0 +2.78 ± 30.41
379864 ncm-dbt-01 585126 500 112 124 264 -8.34 ± 14.65 1 61 137 51 0 -15.3 ± 29.02
379863 ncm-dbt-05 580365 500 130 119 251 +7.64 ± 13.94 0 47 145 58 0 +15.3 ± 27.96
379862 ncm-dbt-02 587240 500 109 130 261 -14.6 ± 13.87 1 60 148 41 0 -27.85 ± 27.53
379861 ncm-dbt-04 573770 500 130 137 233 -4.86 ± 13.82 1 52 150 47 0 -8.34 ± 27.29
379860 ncm-dbt-03 589069 500 112 134 254 -15.3 ± 13.93 2 58 150 40 0 -27.85 ± 27.25
379859 ncm-dbt-01 584832 500 119 130 251 -7.64 ± 14.2 2 54 147 47 0 -12.51 ± 27.7
379858 ncm-dbt-02 587367 500 131 134 235 -2.08 ± 14.99 2 55 138 54 1 -2.78 ± 28.89
379857 ncm-dbt-05 583489 500 112 137 251 -17.39 ± 13.7 0 64 147 39 0 -34.86 ± 27.64
379856 ncm-dbt-03 588387 500 120 132 248 -8.34 ± 14.52 3 54 145 48 0 -12.51 ± 27.96
379855 ncm-dbt-04 570308 500 125 125 250 0.0 ± 14.42 0 55 141 53 1 -1.39 ± 28.5
379854 ncm-dbt-01 582318 500 126 135 239 -6.25 ± 15.34 2 62 129 57 0 -9.73 ± 30.04
379853 ncm-dbt-02 586181 500 125 135 240 -6.95 ± 14.4 1 56 147 44 2 -15.3 ± 27.69
379852 ncm-dbt-03 587664 500 117 124 259 -4.86 ± 13.82 1 51 153 44 1 -9.73 ± 26.87
379851 ncm-dbt-05 581818 500 120 121 259 -0.69 ± 14.36 0 56 139 55 0 -1.39 ± 28.76
379850 ncm-dbt-01 582778 500 129 132 239 -2.09 ± 13.96 0 53 148 48 1 -5.56 ± 27.57
379849 ncm-dbt-04 570428 500 131 135 234 -2.78 ± 14.03 1 51 150 47 1 -5.56 ± 27.29
379848 ncm-dbt-02 587494 500 119 135 246 -11.12 ± 14.63 1 63 137 49 0 -20.87 ± 29.01
379847 ncm-dbt-03 587452 500 113 129 258 -11.12 ± 14.37 0 64 138 48 0 -22.27 ± 28.88
379846 ncm-dbt-05 582569 500 125 126 249 -0.69 ± 14.49 0 57 137 56 0 -1.39 ± 29.02
379845 ncm-dbt-01 583740 500 121 124 255 -2.09 ± 14.86 0 60 134 55 1 -5.56 ± 29.41
379844 ncm-dbt-04 572114 500 128 130 242 -1.39 ± 15.3 3 54 136 56 1 -0.0 ± 29.15
379843 ncm-dbt-02 588004 500 119 136 245 -11.82 ± 14.56 1 63 138 48 0 -22.27 ± 28.88
379842 ncm-dbt-05 585970 500 132 129 239 +2.08 ± 14.48 0 54 140 55 1 +2.78 ± 28.63
379841 ncm-dbt-01 583782 500 118 137 245 -13.21 ± 14.8 0 69 131 50 0 -26.46 ± 29.78
379840 ncm-dbt-03 587494 500 120 122 258 -1.39 ± 15.3 0 62 130 56 2 -5.56 ± 29.91
379839 ncm-dbt-04 571310 500 127 129 244 -1.39 ± 15.3 1 60 130 58 1 -2.78 ± 29.91
379838 ncm-dbt-02 586181 500 119 112 269 +4.86 ± 13.55 0 46 151 53 0 +9.73 ± 27.15
379837 ncm-dbt-05 588430 500 112 124 264 -8.34 ± 14.39 1 59 141 49 0 -15.3 ± 28.49
379836 ncm-dbt-01 583531 500 131 132 237 -0.7 ± 14.74 0 58 136 55 1 -2.78 ± 29.15
379835 ncm-dbt-04 570869 500 126 137 237 -7.64 ± 14.72 0 64 133 53 0 -15.3 ± 29.53
379834 ncm-dbt-03 587537 500 131 130 239 +0.69 ± 14.61 0 57 135 58 0 +1.39 ± 29.28
379833 ncm-dbt-02 585928 500 125 135 240 -6.95 ± 14.01 0 58 144 48 0 -13.9 ± 28.1
379832 ncm-dbt-05 586689 500 109 147 244 -26.45 ± 14.26 2 70 142 36 0 -50.38 ± 28.27
379831 ncm-dbt-01 586266 500 125 128 247 -2.08 ± 14.99 1 59 132 58 0 -2.78 ± 29.66
379830 ncm-dbt-04 573082 500 136 132 232 +2.78 ± 14.29 0 53 140 57 0 +5.56 ± 28.63
379829 ncm-dbt-03 587749 500 112 143 245 -21.57 ± 14.68 2 69 137 42 0 -40.48 ± 28.98

Commit

Commit ID 9f6bcb38c032a18c8b1aec318d5c7255827f9c7b
Author mstembera
Date 2022-04-01 08:55:11 UTC
Minor cleanups simplify and relocate to position.cpp some of the recent threat calculations used in the movepicker. passed STC: https://tests.stockfishchess.org/tests/view/62468c301f682ea45ce3b3b9 LLR: 2.96 (-2.94,2.94) <-2.25,0.25> Total: 76544 W: 20247 L: 20152 D: 36145 Ptnml(0-2): 327, 8113, 21317, 8168, 347 closes https://github.com/official-stockfish/Stockfish/pull/3972 No functional change
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