Dev Builds » 20240728-2013

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 11:27:12 584437 6652 2494 936 3222 +82.91 ± 3.83 1 188 1408 1710 19 +174.12 ± 9.05
ncm-dbt-02 11:27:28 587647 6662 2553 950 3159 +85.27 ± 3.8 1 173 1401 1734 22 +179.42 ± 9.07
ncm-dbt-03 11:27:22 587366 6686 2504 990 3192 +80.06 ± 3.84 3 198 1444 1678 20 +167.45 ± 8.93
20000 7551 2876 9573 +82.74 ± 2.21 5 559 4253 5122 61 +173.62 ± 5.2

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
370883 ncm-dbt-01 585042 152 57 13 82 +103.53 ± 25.24 0 2 30 42 2 +216.16 ± 62.87
370882 ncm-dbt-02 586562 162 56 28 78 +60.66 ± 25.44 0 8 37 36 0 +125.26 ± 56.61
370881 ncm-dbt-03 585295 186 75 29 82 +87.74 ± 23.85 0 6 36 50 1 +183.46 ± 57.63
370880 ncm-dbt-02 589069 500 198 70 232 +90.97 ± 13.56 0 12 98 140 0 +196.45 ± 34.53
370879 ncm-dbt-01 580945 500 178 83 239 +66.82 ± 14.2 0 21 113 116 0 +138.99 ± 32.11
370878 ncm-dbt-03 588260 500 180 76 244 +73.33 ± 13.11 0 11 125 113 1 +152.18 ± 29.92
370877 ncm-dbt-02 586731 500 200 74 226 +89.48 ± 14.0 0 12 103 132 3 +187.16 ± 33.6
370876 ncm-dbt-01 582611 500 186 67 247 +84.31 ± 13.58 0 13 105 132 0 +179.9 ± 33.27
370875 ncm-dbt-03 585126 500 194 73 233 +85.78 ± 13.77 0 13 104 132 1 +181.7 ± 33.45
370874 ncm-dbt-02 587282 500 184 58 258 +89.48 ± 13.53 0 11 103 135 1 +190.85 ± 33.57
370873 ncm-dbt-01 586393 500 188 74 238 +80.63 ± 13.79 0 13 112 123 2 +167.53 ± 32.08
370872 ncm-dbt-03 589625 500 191 63 246 +90.96 ± 13.72 0 11 102 135 2 +192.71 ± 33.75
370871 ncm-dbt-02 588430 500 190 75 235 +81.36 ± 13.81 0 13 111 124 2 +169.27 ± 32.25
370870 ncm-dbt-01 582027 500 197 68 235 +91.71 ± 13.09 0 8 106 135 1 +196.45 ± 32.87
370869 ncm-dbt-03 588345 500 190 88 222 +71.88 ± 13.81 0 15 120 113 2 +147.19 ± 30.88
370868 ncm-dbt-02 588430 500 187 72 241 +81.37 ± 14.68 1 16 102 129 2 +171.02 ± 33.87
370867 ncm-dbt-01 583279 500 183 79 238 +73.33 ± 13.72 0 15 117 117 1 +152.18 ± 31.35
370866 ncm-dbt-03 586308 500 186 69 245 +82.83 ± 13.7 1 9 114 124 2 +174.55 ± 31.61
370865 ncm-dbt-01 585084 500 192 67 241 +88.74 ± 12.88 0 6 115 127 2 +187.16 ± 31.16
370864 ncm-dbt-02 588728 500 188 74 238 +80.63 ± 13.64 0 12 114 122 2 +167.53 ± 31.71
370863 ncm-dbt-03 588856 500 196 73 231 +87.26 ± 13.17 0 10 107 133 0 +187.16 ± 32.81
370862 ncm-dbt-01 585801 500 180 60 260 +85.04 ± 14.2 0 15 102 131 2 +178.11 ± 33.85
370861 ncm-dbt-03 586604 500 195 69 236 +89.48 ± 15.44 0 21 86 139 4 +185.33 ± 36.78
370860 ncm-dbt-02 585928 500 192 66 242 +89.48 ± 14.3 0 14 99 134 3 +187.16 ± 34.38
370859 ncm-dbt-03 587070 500 188 80 232 +76.25 ± 14.39 1 15 111 121 2 +158.93 ± 32.34
370858 ncm-dbt-02 587664 500 186 75 239 +78.44 ± 13.58 0 14 111 125 0 +165.8 ± 32.28
370857 ncm-dbt-01 583237 500 188 69 243 +84.3 ± 14.33 0 16 101 131 2 +176.33 ± 34.04
370856 ncm-dbt-03 587325 500 191 83 226 +76.25 ± 14.39 1 16 108 124 1 +160.64 ± 32.85
370855 ncm-dbt-02 588047 500 186 65 249 +85.78 ± 13.61 0 13 103 134 0 +183.51 ± 33.63
370854 ncm-dbt-01 585379 500 195 58 247 +97.69 ± 14.13 0 12 92 143 3 +207.95 ± 35.71
370853 ncm-dbt-01 584874 500 199 73 228 +89.48 ± 14.15 0 15 95 139 1 +190.85 ± 35.14
370852 ncm-dbt-02 587749 500 195 73 232 +86.52 ± 13.93 0 14 101 134 1 +183.51 ± 34.01
370851 ncm-dbt-03 588302 500 174 72 254 +71.88 ± 14.8 0 23 103 123 1 +148.85 ± 33.7
370850 ncm-dbt-01 584748 500 189 70 241 +84.31 ± 14.76 1 17 95 136 1 +179.9 ± 35.13
370849 ncm-dbt-03 588515 500 190 60 250 +92.45 ± 13.59 0 12 96 142 0 +200.24 ± 34.91
370848 ncm-dbt-02 587367 500 190 81 229 +76.97 ± 12.59 0 7 128 114 1 +160.64 ± 29.17
370847 ncm-dbt-01 585885 500 184 71 245 +79.9 ± 13.77 0 15 107 128 0 +169.27 ± 32.98
370846 ncm-dbt-03 587197 500 171 85 244 +60.36 ± 14.07 0 22 120 108 0 +124.6 ± 31.07
370845 ncm-dbt-02 585928 500 192 73 235 +84.3 ± 14.62 0 18 97 133 2 +176.33 ± 34.76
370844 ncm-dbt-01 586816 500 178 84 238 +66.1 ± 14.31 0 20 118 110 2 +134.15 ± 31.33
370843 ncm-dbt-03 586308 500 183 70 247 +79.9 ± 14.07 0 14 112 121 3 +164.07 ± 32.12
370842 ncm-dbt-02 589155 500 209 66 225 +102.22 ± 14.02 0 9 94 142 5 +215.85 ± 35.23

Commit

Commit ID 85893ac1cd1933f9d24700026972b278f5a37b9c
Author Shawn Xu
Date 2024-07-28 20:13:47 UTC
Simplify Away Killer Condition in Cutnode LMR Passed Non-regression STC: LLR: 2.93 (-2.94,2.94) <-1.75,0.25> Total: 42944 W: 11240 L: 11024 D: 20680 Ptnml(0-2): 159, 5056, 10825, 5274, 158 https://tests.stockfishchess.org/tests/view/669c13384ff211be9d4ec69f Passed Non-regression LTC: LLR: 2.96 (-2.94,2.94) <-1.75,0.25> Total: 163548 W: 41366 L: 41289 D: 80893 Ptnml(0-2): 109, 18246, 45007, 18283, 129 https://tests.stockfishchess.org/tests/view/669cb1254ff211be9d4ec73a closes https://github.com/official-stockfish/Stockfish/pull/5513 Bench: 1178570
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