Dev Builds » 20231008-0550

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 06:55:02 584223 4004 1419 709 1876 +62.27 ± 5.05 4 162 966 860 10 +127.62 ± 10.9
ncm-dbt-02 06:53:55 587041 4000 1364 688 1948 +59.29 ± 4.96 1 166 996 830 7 +121.06 ± 10.71
ncm-dbt-03 06:55:35 587304 3996 1347 672 1977 +59.26 ± 4.93 3 157 1005 828 5 +121.78 ± 10.65
ncm-dbt-04 06:53:26 570795 4000 1431 710 1859 +63.32 ± 5.13 3 175 931 880 11 +129.55 ± 11.14
ncm-dbt-05 06:54:50 583625 4000 1368 686 1946 +59.82 ± 5.13 3 183 955 847 12 +121.65 ± 10.99
20000 6929 3465 9606 +60.79 ± 2.25 14 843 4853 4245 45 +124.32 ± 4.86

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
403374 ncm-dbt-01 585253 4 2 0 2 +190.27 ± 27.79 0 0 0 2 0 +1199.83 ± 312.71
403373 ncm-dbt-03 588941 496 156 83 257 +51.51 ± 13.87 0 22 132 93 1 +103.85 ± 29.33
403372 ncm-dbt-05 581361 500 168 89 243 +55.36 ± 13.98 0 20 134 93 3 +109.07 ± 29.01
403371 ncm-dbt-02 584790 500 171 89 240 +57.5 ± 14.08 0 22 125 102 1 +116.78 ± 30.34
403370 ncm-dbt-04 570228 500 180 92 228 +61.79 ± 14.14 0 22 118 110 0 +127.76 ± 31.37
403369 ncm-dbt-01 585548 500 189 88 223 +71.16 ± 14.5 0 21 108 120 1 +147.19 ± 32.89
403368 ncm-dbt-03 586054 500 163 88 249 +52.51 ± 14.25 1 23 126 100 0 +109.07 ± 30.24
403367 ncm-dbt-05 580738 500 176 92 232 +58.93 ± 14.69 1 22 121 104 2 +119.89 ± 30.94
403366 ncm-dbt-04 571029 500 171 83 246 +61.79 ± 14.95 0 24 118 104 4 +121.46 ± 31.39
403365 ncm-dbt-02 588984 500 173 80 247 +65.38 ± 14.14 0 20 118 111 1 +134.15 ± 31.33
403364 ncm-dbt-01 584706 500 175 88 237 +61.07 ± 13.68 0 19 125 106 0 +126.18 ± 30.27
403363 ncm-dbt-03 586816 500 173 82 245 +63.95 ± 13.94 2 14 125 109 0 +135.76 ± 30.17
403362 ncm-dbt-05 584706 500 171 79 250 +64.67 ± 14.53 1 21 113 115 0 +135.76 ± 32.12
403361 ncm-dbt-04 570428 500 170 88 242 +57.5 ± 14.36 0 23 124 101 2 +115.23 ± 30.51
403360 ncm-dbt-02 588387 500 173 69 258 +73.33 ± 14.15 0 18 111 120 1 +152.18 ± 32.38
403359 ncm-dbt-01 585464 500 171 91 238 +56.07 ± 14.15 1 20 128 100 1 +115.23 ± 29.89
403358 ncm-dbt-03 587325 500 167 70 263 +68.27 ± 14.26 0 20 114 115 1 +140.62 ± 31.94
403357 ncm-dbt-04 570789 500 190 89 221 +71.16 ± 13.93 1 15 116 118 0 +150.51 ± 31.54
403356 ncm-dbt-05 583531 500 177 89 234 +61.79 ± 14.68 0 24 116 108 2 +124.6 ± 31.69
403355 ncm-dbt-01 584453 500 174 90 236 +58.93 ± 14.15 0 22 123 104 1 +119.89 ± 30.63
403354 ncm-dbt-02 585970 500 161 87 252 +51.8 ± 13.94 0 24 128 98 0 +106.01 ± 29.96
403353 ncm-dbt-04 570749 500 166 85 249 +56.78 ± 14.05 0 21 129 98 2 +113.68 ± 29.75
403352 ncm-dbt-03 587834 500 163 83 254 +56.07 ± 13.44 0 18 135 96 1 +113.68 ± 28.8
403351 ncm-dbt-05 581777 500 173 81 246 +64.66 ± 14.94 0 26 107 116 1 +132.54 ± 33.05
403350 ncm-dbt-01 585590 500 186 93 221 +65.38 ± 14.42 1 18 120 109 2 +134.15 ± 31.01
403349 ncm-dbt-02 587197 500 158 106 236 +36.27 ± 13.99 1 28 139 82 0 +74.79 ± 28.56
403348 ncm-dbt-04 570148 500 197 89 214 +76.25 ± 14.39 1 15 111 121 2 +158.93 ± 32.34
403347 ncm-dbt-05 581236 500 173 82 245 +63.94 ± 13.94 0 18 125 105 2 +129.35 ± 30.24
403346 ncm-dbt-03 588132 500 176 102 222 +51.8 ± 14.22 0 26 124 100 0 +106.01 ± 30.56
403345 ncm-dbt-01 581818 500 171 79 250 +64.66 ± 14.39 1 18 121 108 2 +132.54 ± 30.86
403344 ncm-dbt-02 587707 500 182 84 234 +68.99 ± 14.0 0 17 120 111 2 +140.62 ± 30.95
403343 ncm-dbt-04 569869 500 175 89 236 +60.36 ± 15.15 1 27 107 115 0 +126.18 ± 33.04
403342 ncm-dbt-05 581111 500 165 76 259 +62.51 ± 14.44 0 23 116 110 1 +127.76 ± 31.68
403341 ncm-dbt-03 586350 500 182 81 237 +71.16 ± 13.34 0 13 124 112 1 +147.19 ± 30.18
403340 ncm-dbt-01 581902 500 175 93 232 +57.5 ± 14.49 1 22 122 104 1 +118.33 ± 30.8
403339 ncm-dbt-02 585759 500 180 80 240 +70.43 ± 14.48 0 21 109 119 1 +145.54 ± 32.74
403338 ncm-dbt-04 573123 500 182 95 223 +61.07 ± 15.05 0 28 108 113 1 +124.6 ± 32.89
403337 ncm-dbt-01 583279 500 176 87 237 +62.51 ± 14.44 0 22 119 107 2 +126.18 ± 31.22
403336 ncm-dbt-03 586985 500 167 83 250 +58.93 ± 14.01 0 21 125 103 1 +119.89 ± 30.32
403335 ncm-dbt-02 587537 500 166 93 241 +51.09 ± 12.89 0 16 146 87 1 +102.97 ± 27.17
403334 ncm-dbt-05 594541 500 165 98 237 +46.84 ± 14.88 1 29 123 96 1 +95.44 ± 30.74

Commit

Commit ID 25d444ed60e3873c02a70525776b145f03833103
Author candirufish
Date 2023-10-08 05:50:03 UTC
Razor more if ss+1 cutoffCnt > 3 STC: LLR: 2.95 (-2.94,2.94) <0.00,2.00> Total: 221760 W: 56726 L: 56144 D: 108890 Ptnml(0-2): 655, 25453, 58123, 25953, 696 https://tests.stockfishchess.org/tests/view/651d34dbcff46e538ee05d91 LTC: LLR: 2.95 (-2.94,2.94) <0.50,2.50> Total: 130326 W: 33188 L: 32681 D: 64457 Ptnml(0-2): 69, 13949, 36620, 14456, 69 https://tests.stockfishchess.org/tests/view/651f844eac577114367273d5 closes https://github.com/official-stockfish/Stockfish/pull/4822 bench: 1291708
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