Dev Builds » 20240530-1216

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 06:52:13 584903 4002 1486 566 1950 +81.32 ± 5.06 0 133 830 1023 15 +169.39 ± 11.81
ncm-dbt-02 06:51:39 587666 4004 1497 607 1900 +78.54 ± 4.93 1 118 885 986 12 +163.67 ± 11.4
ncm-dbt-03 06:51:57 587839 4002 1503 646 1853 +75.57 ± 4.96 2 118 919 945 17 +155.88 ± 11.16
ncm-dbt-04 06:51:11 572221 4000 1456 575 1969 +77.8 ± 4.92 0 121 888 980 11 +161.92 ± 11.38
ncm-dbt-05 06:52:48 582865 3992 1449 643 1900 +71.13 ± 5.0 1 138 925 918 14 +146.07 ± 11.14
20000 7391 3037 9572 +76.87 ± 2.23 4 628 4447 4852 69 +159.32 ± 5.09

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
387122 ncm-dbt-03 588600 2 1 0 1 +189.7 ± 55.98 0 0 0 1 0 +1129.65 ± 376.02
387121 ncm-dbt-01 584622 2 1 1 0 0.0 ± 34.02 0 0 1 0 0 0.0 ± 30.47
387120 ncm-dbt-02 588899 4 2 0 2 +190.27 ± 27.79 0 0 0 2 0 +1199.83 ± 312.71
387119 ncm-dbt-05 586520 492 192 78 222 +81.99 ± 13.97 0 14 105 126 1 +172.5 ± 33.28
387118 ncm-dbt-03 586816 500 188 77 235 +78.43 ± 13.27 0 10 121 117 2 +162.35 ± 30.48
387117 ncm-dbt-02 584958 500 188 77 235 +78.43 ± 12.96 0 9 122 118 1 +164.07 ± 30.26
387116 ncm-dbt-01 584916 500 195 53 252 +101.46 ± 13.37 0 8 94 146 2 +219.87 ± 35.19
387115 ncm-dbt-04 573365 500 176 71 253 +74.06 ± 13.74 0 15 116 118 1 +153.86 ± 31.51
387114 ncm-dbt-05 581070 500 185 75 240 +77.71 ± 13.25 0 12 116 122 0 +164.07 ± 31.39
387113 ncm-dbt-03 588004 500 175 84 241 +63.95 ± 13.66 0 18 123 109 0 +132.54 ± 30.53
387112 ncm-dbt-02 587325 500 186 71 243 +81.37 ± 14.11 1 11 113 122 3 +169.27 ± 31.88
387111 ncm-dbt-04 572396 500 181 66 253 +81.36 ± 14.25 0 16 105 127 2 +169.27 ± 33.34
387110 ncm-dbt-01 584790 500 178 73 249 +74.06 ± 14.6 0 22 101 127 0 +155.54 ± 34.04
387109 ncm-dbt-05 582235 500 175 88 237 +61.07 ± 13.96 0 20 124 105 1 +124.6 ± 30.44
387108 ncm-dbt-03 587155 500 186 79 235 +75.52 ± 14.08 1 13 116 118 2 +157.24 ± 31.47
387107 ncm-dbt-02 587282 500 185 76 239 +76.98 ± 13.98 0 17 107 126 0 +162.35 ± 33.02
387106 ncm-dbt-04 571431 500 188 69 243 +84.3 ± 13.73 0 13 106 130 1 +178.11 ± 33.1
387105 ncm-dbt-01 584958 500 183 61 256 +86.52 ± 14.38 0 17 95 137 1 +183.51 ± 35.13
387104 ncm-dbt-05 583405 500 170 81 249 +62.51 ± 13.59 0 16 131 101 2 +126.18 ± 29.29
387103 ncm-dbt-02 590053 500 191 95 214 +67.55 ± 13.36 0 15 124 111 0 +140.62 ± 30.27
387102 ncm-dbt-03 585337 500 189 84 227 +74.06 ± 14.74 0 20 108 119 3 +150.51 ± 32.89
387101 ncm-dbt-04 572396 500 185 70 245 +81.36 ± 13.96 0 14 109 125 2 +169.27 ± 32.62
387100 ncm-dbt-01 584874 500 196 67 237 +91.71 ± 13.42 0 9 105 134 2 +194.57 ± 33.11
387099 ncm-dbt-05 579702 500 178 78 244 +70.43 ± 14.05 0 18 115 116 1 +145.54 ± 31.75
387098 ncm-dbt-02 586477 500 187 71 242 +82.1 ± 14.13 0 15 106 127 2 +171.02 ± 33.15
387097 ncm-dbt-04 571672 500 194 80 226 +80.63 ± 13.79 0 14 109 126 1 +169.27 ± 32.62
387096 ncm-dbt-03 585295 500 190 79 231 +78.43 ± 13.42 0 10 122 115 3 +160.64 ± 30.32
387095 ncm-dbt-01 585379 500 182 80 238 +71.88 ± 15.6 0 24 106 114 6 +140.62 ± 33.22
387094 ncm-dbt-05 583531 500 190 77 233 +79.9 ± 14.78 0 18 105 123 4 +162.35 ± 33.37
387093 ncm-dbt-02 584790 500 177 73 250 +73.33 ± 14.85 0 22 104 122 2 +150.51 ± 33.54
387092 ncm-dbt-03 590310 500 180 80 240 +70.44 ± 14.05 1 15 118 115 1 +147.19 ± 31.23
387091 ncm-dbt-04 573284 500 188 78 234 +77.7 ± 14.0 0 16 109 124 1 +162.35 ± 32.67
387090 ncm-dbt-01 584537 500 185 76 239 +76.97 ± 14.41 0 18 107 123 2 +158.93 ± 33.03
387089 ncm-dbt-05 580572 500 182 84 234 +68.99 ± 14.42 0 19 117 111 3 +138.99 ± 31.46
387088 ncm-dbt-02 588430 500 191 73 236 +83.57 ± 14.6 0 17 101 129 3 +172.78 ± 34.05
387087 ncm-dbt-03 589326 500 203 89 208 +80.63 ± 14.94 0 18 105 122 5 +162.35 ± 33.37
387086 ncm-dbt-01 583028 500 192 81 227 +78.43 ± 14.6 0 19 103 126 2 +162.35 ± 33.71
387085 ncm-dbt-04 570669 500 172 67 261 +74.06 ± 13.74 0 15 116 118 1 +153.86 ± 31.51
387084 ncm-dbt-02 590782 500 190 71 239 +84.3 ± 13.58 0 12 108 129 1 +178.11 ± 32.72
387083 ncm-dbt-03 589710 500 191 74 235 +82.83 ± 13.85 0 14 106 129 1 +174.55 ± 33.13
387082 ncm-dbt-05 585885 500 177 82 241 +66.82 ± 14.89 1 21 112 114 2 +137.37 ± 32.27
387081 ncm-dbt-01 587028 500 174 74 252 +70.44 ± 13.62 0 16 118 116 0 +147.19 ± 31.23
387080 ncm-dbt-04 572558 500 172 74 254 +68.99 ± 14.14 0 18 118 112 2 +140.62 ± 31.28

Commit

Commit ID 4a2291ed337730e5093af1532d36acf1f066989b
Author Shawn Xu
Date 2024-05-30 12:16:17 UTC
Simplify Away Quadruple Extension Passed non-regression VVLTC: LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 90792 W: 23155 L: 23018 D: 44619 Ptnml(0-2): 6, 8406, 28432, 8549, 3 https://tests.stockfishchess.org/tests/view/664ffa4ca86388d5e27d8e7a Passed non-regression VLTC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 288136 W: 72608 L: 72659 D: 142869 Ptnml(0-2): 38, 30258, 83525, 30211, 36 https://tests.stockfishchess.org/tests/view/66551609a86388d5e27db9ae closes https://github.com/official-stockfish/Stockfish/pull/5293 bench 1501735
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