Dev Builds » 20240601-1808

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 06:46:51 584592 4000 1489 576 1935 +80.72 ± 5.02 0 120 869 989 22 +166.45 ± 11.52
ncm-dbt-02 06:46:23 586614 4000 1465 585 1950 +77.71 ± 4.89 0 111 914 959 16 +160.64 ± 11.18
ncm-dbt-03 06:48:47 587322 4016 1489 568 1959 +81.12 ± 5.01 0 125 854 1012 17 +168.49 ± 11.63
ncm-dbt-04 06:47:58 571232 4006 1533 622 1851 +80.42 ± 5.11 2 132 842 1007 20 +166.59 ± 11.73
ncm-dbt-05 06:48:47 585255 3978 1499 603 1876 +79.62 ± 5.05 1 128 849 996 15 +165.55 ± 11.67
20000 7475 2954 9571 +79.92 ± 2.24 3 616 4328 4963 90 +165.54 ± 5.16

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
388203 ncm-dbt-04 567086 6 2 0 4 +120.22 ± 109.7 0 0 1 2 0 +279.24 ± 576.89
388202 ncm-dbt-03 586012 16 6 0 10 +136.89 ± 61.78 0 0 2 6 0 +337.87 ± 515.83
388201 ncm-dbt-05 584411 478 189 70 219 +88.35 ± 13.57 0 10 100 129 0 +189.88 ± 34.02
388200 ncm-dbt-02 589625 500 179 70 251 +76.97 ± 13.83 0 14 115 119 2 +158.93 ± 31.63
388199 ncm-dbt-01 582277 500 194 63 243 +93.2 ± 14.81 0 17 88 142 3 +196.45 ± 36.5
388198 ncm-dbt-04 572155 500 194 74 232 +85.04 ± 14.78 0 17 100 129 4 +174.55 ± 34.22
388197 ncm-dbt-03 587070 500 190 70 240 +85.04 ± 14.05 0 14 104 130 2 +178.11 ± 33.48
388196 ncm-dbt-05 584453 500 191 68 241 +87.26 ± 14.4 0 15 100 132 3 +181.7 ± 34.21
388195 ncm-dbt-02 589582 500 188 75 237 +79.9 ± 13.77 0 15 107 128 0 +169.27 ± 32.98
388194 ncm-dbt-01 584411 500 199 72 229 +90.22 ± 13.86 0 11 104 132 3 +189.0 ± 33.39
388193 ncm-dbt-03 587452 500 182 72 246 +77.7 ± 14.29 0 18 105 126 1 +162.35 ± 33.37
388192 ncm-dbt-04 570829 500 191 81 228 +77.71 ± 14.72 1 17 105 125 2 +162.35 ± 33.37
388191 ncm-dbt-02 587664 500 202 63 235 +99.2 ± 13.67 0 9 96 142 3 +211.87 ± 34.83
388190 ncm-dbt-05 585843 500 187 79 234 +76.25 ± 14.39 0 18 108 122 2 +157.24 ± 32.87
388189 ncm-dbt-01 585084 500 181 69 250 +79.17 ± 14.19 0 15 111 121 3 +162.35 ± 32.31
388188 ncm-dbt-04 570268 500 190 75 235 +81.36 ± 14.68 0 20 96 133 1 +171.02 ± 34.92
388187 ncm-dbt-03 589539 500 187 59 254 +90.96 ± 14.02 0 13 98 137 2 +192.71 ± 34.55
388186 ncm-dbt-02 583070 500 175 80 245 +66.82 ± 13.33 0 13 131 104 2 +135.76 ± 29.14
388185 ncm-dbt-01 586604 500 170 64 266 +74.79 ± 13.62 0 14 117 118 1 +155.54 ± 31.31
388184 ncm-dbt-05 586181 500 189 83 228 +74.79 ± 14.06 0 16 114 118 2 +153.86 ± 31.85
388183 ncm-dbt-04 574054 500 194 79 227 +81.36 ± 13.96 0 13 112 122 3 +167.53 ± 32.08
388182 ncm-dbt-03 587962 500 178 73 249 +74.06 ± 13.29 0 12 122 115 1 +153.86 ± 30.44
388181 ncm-dbt-02 586731 500 186 69 245 +82.83 ± 14.29 0 13 112 120 5 +167.53 ± 32.08
388180 ncm-dbt-01 584034 500 189 71 240 +83.57 ± 13.71 0 11 113 123 3 +172.78 ± 31.83
388179 ncm-dbt-04 570989 500 194 83 223 +78.43 ± 14.46 0 17 108 122 3 +160.64 ± 32.85
388178 ncm-dbt-05 585253 500 187 75 238 +79.17 ± 14.48 1 14 110 122 3 +164.07 ± 32.48
388177 ncm-dbt-03 587962 500 179 66 255 +79.9 ± 14.36 0 18 102 129 1 +167.53 ± 33.88
388176 ncm-dbt-02 578918 500 185 81 234 +73.33 ± 14.01 0 15 119 113 3 +148.85 ± 31.04
388175 ncm-dbt-01 584706 500 192 86 222 +74.79 ± 14.2 0 17 112 119 2 +153.86 ± 32.2
388174 ncm-dbt-03 582360 500 187 74 239 +79.9 ± 14.64 0 20 98 131 1 +167.53 ± 34.57
388173 ncm-dbt-04 571310 500 194 83 223 +78.44 ± 14.31 1 13 113 120 3 +162.35 ± 31.95
388172 ncm-dbt-05 584537 500 190 78 232 +79.17 ± 14.34 0 17 106 125 2 +164.07 ± 33.19
388171 ncm-dbt-02 588856 500 179 77 244 +71.88 ± 13.67 0 15 119 115 1 +148.85 ± 31.04
388170 ncm-dbt-01 584832 500 173 74 253 +69.71 ± 15.0 0 23 108 116 3 +140.62 ± 32.9
388169 ncm-dbt-04 573608 500 188 85 227 +72.61 ± 14.83 0 22 105 121 2 +148.85 ± 33.38
388168 ncm-dbt-03 587962 500 190 81 229 +76.97 ± 15.24 0 21 104 120 5 +153.86 ± 33.54
388167 ncm-dbt-05 583237 500 182 73 245 +76.97 ± 14.27 0 17 109 122 2 +158.93 ± 32.69
388166 ncm-dbt-02 588472 500 171 70 259 +71.16 ± 13.79 0 17 115 118 0 +148.85 ± 31.72
388165 ncm-dbt-01 584790 500 191 77 232 +80.63 ± 13.94 0 12 116 118 4 +164.07 ± 31.39
388164 ncm-dbt-04 570789 500 186 62 252 +88.0 ± 13.97 0 13 102 133 2 +185.33 ± 33.81
388163 ncm-dbt-03 589582 500 190 73 237 +82.83 ± 13.54 0 9 119 118 4 +169.27 ± 30.73
388162 ncm-dbt-05 588132 500 184 77 239 +75.52 ± 14.65 0 21 102 126 1 +157.24 ± 33.88

Commit

Commit ID ec1cda1d819f534c8d0bfc4624836157bc548eb6
Author FauziAkram
Date 2024-06-01 18:08:08 UTC
Simplify histories movepick formula Passed STC: LLR: 2.93 (-2.94,2.94) <-1.75,0.25> Total: 81440 W: 21100 L: 20929 D: 39411 Ptnml(0-2): 248, 9659, 20718, 9864, 231 https://tests.stockfishchess.org/tests/view/6659a8b7ea624d64ea5f3208 Passed LTC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 85758 W: 21763 L: 21607 D: 42388 Ptnml(0-2): 34, 9606, 23463, 9722, 54 https://tests.stockfishchess.org/tests/view/6659d7bff426908fcc6b692c closes https://github.com/official-stockfish/Stockfish/pull/5326 bench: 1280472
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