Dev Builds » 20240117-1751

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 06:54:17 577169 3994 1461 596 1937 +76.46 ± 4.94 1 119 905 958 14 +158.35 ± 11.26
ncm-dbt-02 06:53:17 585558 4000 1431 618 1951 +71.61 ± 4.99 1 140 915 933 11 +147.81 ± 11.22
ncm-dbt-03 06:54:37 584360 4000 1478 615 1907 +76.16 ± 4.96 3 125 885 980 7 +159.57 ± 11.41
ncm-dbt-04 06:54:16 569163 4012 1428 598 1986 +72.93 ± 5.04 0 151 883 963 9 +151.04 ± 11.45
ncm-dbt-05 06:54:17 581211 3994 1486 596 1912 +78.74 ± 4.9 1 113 888 985 10 +164.57 ± 11.37
20000 7284 3023 9693 +75.17 ± 2.22 6 648 4476 4819 51 +156.22 ± 5.07

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
419841 ncm-dbt-04 569869 12 6 1 5 +154.02 ± 64.21 0 0 1 5 0 +416.21 ± 496.36
419840 ncm-dbt-01 578013 494 181 67 246 +81.65 ± 13.93 0 14 106 126 1 +171.68 ± 33.11
419839 ncm-dbt-05 579248 494 180 80 234 +71.31 ± 13.3 0 12 124 110 1 +147.53 ± 30.09
419838 ncm-dbt-03 582360 500 170 79 251 +63.95 ± 14.37 1 20 116 113 0 +134.15 ± 31.65
419837 ncm-dbt-02 586308 500 177 55 268 +86.52 ± 13.63 0 12 105 132 1 +183.51 ± 33.24
419836 ncm-dbt-04 569909 500 180 86 234 +66.1 ± 14.59 0 23 111 115 1 +135.76 ± 32.43
419835 ncm-dbt-01 576578 500 176 78 246 +68.99 ± 13.56 1 13 123 113 0 +145.54 ± 30.38
419834 ncm-dbt-05 580116 500 184 86 230 +68.99 ± 14.7 0 21 113 113 3 +138.99 ± 32.11
419833 ncm-dbt-03 585253 500 185 71 244 +80.63 ± 13.49 0 13 110 127 0 +171.02 ± 32.42
419832 ncm-dbt-02 585674 500 183 81 236 +71.88 ± 13.22 0 12 125 112 1 +148.85 ± 29.98
419831 ncm-dbt-04 569430 500 183 76 241 +75.52 ± 13.79 0 16 111 123 0 +158.93 ± 32.34
419830 ncm-dbt-01 577274 500 195 83 222 +79.17 ± 14.62 0 18 105 124 3 +162.35 ± 33.37
419829 ncm-dbt-05 583656 500 188 73 239 +81.36 ± 13.81 0 14 108 127 1 +171.02 ± 32.78
419828 ncm-dbt-03 585464 500 185 70 245 +81.36 ± 13.04 0 9 118 122 1 +171.02 ± 30.89
419827 ncm-dbt-02 586054 500 176 79 245 +68.27 ± 14.54 1 19 113 116 1 +142.26 ± 32.1
419826 ncm-dbt-04 569669 500 180 81 239 +69.71 ± 13.29 0 14 123 113 0 +145.54 ± 30.38
419825 ncm-dbt-01 577930 500 177 69 254 +76.25 ± 13.81 0 16 110 124 0 +160.64 ± 32.5
419824 ncm-dbt-05 582235 500 196 77 227 +84.31 ± 13.73 0 14 103 133 0 +179.9 ± 33.65
419823 ncm-dbt-03 584495 500 187 76 237 +78.43 ± 13.73 0 14 112 123 1 +164.07 ± 32.12
419822 ncm-dbt-02 586054 500 187 77 236 +77.7 ± 14.44 0 18 106 124 2 +160.64 ± 33.2
419821 ncm-dbt-04 569589 500 173 76 251 +68.27 ± 14.26 0 21 111 118 0 +142.26 ± 32.42
419820 ncm-dbt-01 576946 500 177 73 250 +73.33 ± 14.85 0 21 107 119 3 +148.85 ± 33.05
419819 ncm-dbt-05 579496 500 185 66 249 +84.31 ± 14.33 1 13 104 130 2 +178.11 ± 33.48
419818 ncm-dbt-02 585674 500 175 95 230 +56.07 ± 14.29 0 22 129 96 3 +110.6 ± 29.78
419817 ncm-dbt-03 584579 500 190 77 233 +79.9 ± 14.21 1 14 107 127 1 +169.27 ± 32.98
419816 ncm-dbt-04 566651 500 177 77 246 +70.44 ± 14.05 0 19 112 119 0 +147.19 ± 32.24
419815 ncm-dbt-01 574500 500 183 70 247 +79.9 ± 13.31 0 9 122 116 3 +164.07 ± 30.26
419814 ncm-dbt-05 578506 500 192 84 224 +76.25 ± 13.51 0 13 117 119 1 +158.93 ± 31.27
419813 ncm-dbt-02 585126 500 176 78 246 +68.99 ± 13.56 0 16 120 114 0 +143.89 ± 30.92
419812 ncm-dbt-03 583321 500 183 89 228 +66.1 ± 14.73 1 19 118 109 3 +134.15 ± 31.33
419811 ncm-dbt-04 566296 500 180 64 256 +82.1 ± 15.12 0 21 95 131 3 +169.27 ± 35.09
419810 ncm-dbt-05 583196 500 185 65 250 +85.04 ± 13.28 0 10 111 128 1 +179.9 ± 32.11
419809 ncm-dbt-01 579001 500 193 82 225 +78.43 ± 14.46 0 18 105 125 2 +162.35 ± 33.37
419808 ncm-dbt-02 584495 500 188 81 231 +75.52 ± 14.65 0 19 108 120 3 +153.86 ± 32.88
419807 ncm-dbt-03 584622 500 186 84 230 +71.88 ± 14.67 0 23 102 125 0 +150.51 ± 33.87
419806 ncm-dbt-04 569949 500 171 68 261 +72.61 ± 14.55 0 20 109 119 2 +148.85 ± 32.73
419805 ncm-dbt-05 583237 500 176 65 259 +78.43 ± 14.02 0 16 108 125 1 +164.07 ± 32.83
419804 ncm-dbt-01 577110 500 179 74 247 +74.06 ± 13.14 0 10 127 111 2 +152.18 ± 29.55
419803 ncm-dbt-02 585084 500 169 72 259 +68.27 ± 14.4 0 22 109 119 0 +142.26 ± 32.74
419802 ncm-dbt-03 584790 500 192 69 239 +87.26 ± 13.8 0 13 102 134 1 +185.33 ± 33.81
419801 ncm-dbt-04 571110 500 178 69 253 +76.97 ± 14.41 0 17 110 120 3 +157.24 ± 32.52

Commit

Commit ID 0fbad56c50edab533e5a2f0319016d14e6a9f99c
Author pb00067
Date 2024-01-17 17:51:03 UTC
Refactor code for correcting unadjustedStaticEval Passed non-regression STC: https://tests.stockfishchess.org/tests/live_elo/65a4df6a79aa8af82b970ca0 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 43328 W: 11103 L: 10892 D: 21333 Ptnml(0-2): 120, 4920, 11407, 5063, 154 https://github.com/official-stockfish/Stockfish/pull/4992 No functional change
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