Dev Builds » 20231103-2140

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 07:02:59 583653 4000 1389 656 1955 +64.39 ± 5.16 2 179 914 894 11 +131.74 ± 11.25
ncm-dbt-02 07:03:28 586764 4000 1425 658 1917 +67.46 ± 5.11 2 159 926 896 17 +137.37 ± 11.16
ncm-dbt-03 07:03:27 583567 4000 1414 694 1892 +63.23 ± 5.1 3 168 948 868 13 +128.95 ± 11.02
ncm-dbt-04 07:04:08 567665 4016 1430 668 1918 +66.73 ± 5.11 1 171 913 911 12 +136.57 ± 11.26
ncm-dbt-05 07:01:56 581209 3984 1389 685 1910 +62.05 ± 5.03 3 162 963 856 8 +127.33 ± 10.92
20000 7047 3361 9592 +64.77 ± 2.28 11 839 4664 4425 61 +132.38 ± 4.97

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
421960 ncm-dbt-04 568872 16 6 5 5 +21.74 ± 96.86 0 2 3 3 0 +43.66 ± 216.48
421959 ncm-dbt-05 583866 484 170 85 229 +61.65 ± 15.18 0 25 109 106 2 +124.19 ± 32.74
421958 ncm-dbt-03 580530 500 173 79 248 +66.1 ± 13.89 0 19 118 113 0 +137.37 ± 31.31
421957 ncm-dbt-02 588387 500 178 76 246 +71.88 ± 14.39 0 20 109 120 1 +148.85 ± 32.73
421956 ncm-dbt-01 581153 500 177 83 240 +66.1 ± 14.73 0 23 112 113 2 +134.15 ± 32.28
421955 ncm-dbt-04 566572 500 176 88 236 +61.79 ± 14.82 1 23 114 111 1 +127.76 ± 31.99
421954 ncm-dbt-05 580904 500 179 86 235 +65.38 ± 14.42 1 18 120 109 2 +134.15 ± 31.01
421953 ncm-dbt-03 585379 500 172 86 242 +60.36 ± 13.93 0 20 125 104 1 +123.02 ± 30.3
421952 ncm-dbt-01 584243 500 168 68 264 +70.43 ± 14.2 0 19 113 117 1 +145.54 ± 32.08
421951 ncm-dbt-02 586435 500 186 79 235 +75.52 ± 15.33 0 22 104 119 5 +150.51 ± 33.54
421950 ncm-dbt-04 568633 500 184 89 227 +66.82 ± 14.75 0 22 114 111 3 +134.15 ± 31.97
421949 ncm-dbt-05 574784 500 166 88 246 +54.65 ± 13.94 1 20 129 100 0 +113.68 ± 29.75
421948 ncm-dbt-01 585506 500 176 78 246 +68.99 ± 15.5 0 27 101 119 3 +138.99 ± 33.98
421947 ncm-dbt-02 586816 500 173 73 254 +70.43 ± 14.75 0 21 111 115 3 +142.26 ± 32.42
421946 ncm-dbt-03 585632 500 169 81 250 +61.79 ± 14.95 0 25 115 107 3 +123.02 ± 31.84
421945 ncm-dbt-04 568196 500 181 81 238 +70.43 ± 14.2 0 18 116 114 2 +143.89 ± 31.59
421944 ncm-dbt-05 582318 500 174 83 243 +63.94 ± 14.78 0 25 110 114 1 +130.94 ± 32.59
421943 ncm-dbt-01 582694 500 172 86 242 +60.36 ± 14.07 1 17 129 101 2 +123.02 ± 29.65
421942 ncm-dbt-03 584495 500 175 97 228 +54.65 ± 14.89 2 22 124 100 2 +112.14 ± 30.53
421941 ncm-dbt-02 587155 500 178 93 229 +59.64 ± 14.18 1 19 125 104 1 +123.02 ± 30.3
421940 ncm-dbt-04 569749 500 168 86 246 +57.5 ± 14.22 0 23 123 103 1 +116.78 ± 30.65
421939 ncm-dbt-05 579537 500 181 80 239 +71.16 ± 14.36 1 17 113 118 1 +148.85 ± 32.06
421938 ncm-dbt-02 586012 500 186 81 233 +74.06 ± 14.18 0 17 113 118 2 +152.18 ± 32.04
421937 ncm-dbt-03 581860 500 190 83 227 +75.52 ± 13.64 0 13 119 116 2 +155.54 ± 30.96
421936 ncm-dbt-01 583824 500 175 88 237 +61.07 ± 14.24 0 23 117 110 0 +126.18 ± 31.53
421935 ncm-dbt-04 566336 500 164 67 269 +68.27 ± 13.97 0 19 115 116 0 +142.26 ± 31.77
421934 ncm-dbt-05 584874 500 174 84 242 +63.23 ± 13.91 0 20 120 110 0 +130.94 ± 31.03
421933 ncm-dbt-02 587197 500 180 89 231 +63.95 ± 14.64 1 19 121 106 3 +129.35 ± 30.88
421932 ncm-dbt-04 567126 500 187 90 223 +68.27 ± 14.12 0 19 116 114 1 +140.62 ± 31.61
421931 ncm-dbt-01 583950 500 174 83 243 +63.94 ± 15.04 0 27 106 116 1 +130.94 ± 33.2
421930 ncm-dbt-03 582235 500 171 85 244 +60.36 ± 14.49 0 23 120 105 2 +121.46 ± 31.09
421929 ncm-dbt-05 580157 500 177 97 226 +56.07 ± 14.29 0 23 126 99 2 +112.14 ± 30.22
421928 ncm-dbt-02 585211 500 179 82 239 +68.27 ± 13.83 0 17 120 112 1 +140.62 ± 30.95
421927 ncm-dbt-04 567601 500 180 80 240 +70.43 ± 14.62 0 22 107 120 1 +145.54 ± 33.06
421926 ncm-dbt-01 583321 500 169 83 248 +60.36 ± 14.21 0 22 121 106 1 +123.02 ± 30.92
421925 ncm-dbt-03 582527 500 183 96 221 +61.07 ± 15.18 0 28 109 111 2 +123.02 ± 32.74
421924 ncm-dbt-05 583237 500 168 82 250 +60.36 ± 12.9 0 14 136 100 0 +124.6 ± 28.47
421923 ncm-dbt-01 584537 500 178 87 235 +63.95 ± 14.64 1 21 115 112 1 +132.54 ± 31.82
421922 ncm-dbt-02 586901 500 165 85 250 +56.07 ± 14.29 0 24 123 102 1 +113.68 ± 30.67
421921 ncm-dbt-03 585885 500 181 87 232 +66.1 ± 14.31 1 18 118 112 1 +137.37 ± 31.31
421920 ncm-dbt-04 565902 500 184 82 234 +71.88 ± 15.08 0 23 105 119 3 +145.54 ± 33.38

Commit

Commit ID 101d2bb8eae2c93c94013f56eae3af4faf8886f9
Author FauziAkram
Date 2023-11-03 21:40:43 UTC
Simplifying two formulas by eliminating two multiplication operations. Passed STC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 60000 W: 15193 L: 14996 D: 29811 Ptnml(0-2): 199, 7100, 15215, 7277, 209 https://tests.stockfishchess.org/tests/view/653beb69cc309ae83956129d Passed LTC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 122910 W: 30471 L: 30353 D: 62086 Ptnml(0-2): 68, 13961, 33271, 14095, 60 https://tests.stockfishchess.org/tests/view/653c5848cc309ae839561ae7 closes https://github.com/official-stockfish/Stockfish/pull/4857 bench: 1216779
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