Dev Builds » 20240605-1910

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 06:49:35 584761 3998 1469 649 1880 +72.29 ± 5.05 3 141 899 945 11 +149.76 ± 11.33
ncm-dbt-02 06:48:42 587290 4004 1536 620 1848 +80.92 ± 5.05 2 125 846 1013 16 +168.64 ± 11.69
ncm-dbt-03 06:47:51 587221 4000 1491 616 1893 +77.25 ± 4.99 2 126 878 983 11 +161.07 ± 11.46
ncm-dbt-04 06:48:39 571715 3998 1472 571 1955 +79.67 ± 5.08 3 128 850 1001 17 +165.68 ± 11.67
ncm-dbt-05 06:49:11 584402 4000 1494 629 1877 +76.34 ± 4.92 2 113 918 952 15 +158.08 ± 11.16
20000 7462 3085 9453 +77.29 ± 2.24 12 633 4391 4894 70 +160.6 ± 5.12

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
388892 ncm-dbt-02 586646 4 2 1 1 +88.51 ± 137.63 0 0 1 1 0 +190.5 ± 634.21
388891 ncm-dbt-01 583992 498 201 84 213 +83.18 ± 14.63 0 15 107 122 5 +168.31 ± 32.98
388890 ncm-dbt-05 582819 500 191 83 226 +76.25 ± 13.81 0 13 119 115 3 +155.54 ± 30.96
388889 ncm-dbt-04 573851 498 173 67 258 +75.1 ± 14.68 1 18 105 124 1 +157.96 ± 33.37
388888 ncm-dbt-03 588728 500 188 77 235 +78.44 ± 14.74 1 18 101 129 1 +165.8 ± 34.05
388887 ncm-dbt-02 588430 500 203 74 223 +91.71 ± 14.04 0 13 97 138 2 +194.57 ± 34.74
388886 ncm-dbt-01 584664 500 182 88 230 +66.1 ± 14.31 0 19 121 107 3 +132.54 ± 30.86
388885 ncm-dbt-04 571752 500 179 65 256 +80.63 ± 15.49 1 19 100 125 5 +164.07 ± 34.22
388884 ncm-dbt-03 585211 500 186 80 234 +74.79 ± 14.49 1 16 111 120 2 +155.54 ± 32.36
388883 ncm-dbt-05 584327 500 180 75 245 +74.06 ± 13.89 1 14 114 121 0 +157.24 ± 31.83
388882 ncm-dbt-02 584327 500 189 82 229 +75.52 ± 14.79 1 17 109 120 3 +155.54 ± 32.7
388881 ncm-dbt-01 585169 500 183 71 246 +79.17 ± 12.98 0 10 118 122 0 +167.53 ± 30.96
388880 ncm-dbt-04 572921 500 180 63 257 +82.83 ± 14.0 0 14 107 127 2 +172.78 ± 32.96
388879 ncm-dbt-03 588174 500 194 81 225 +79.9 ± 13.92 0 15 108 126 1 +167.53 ± 32.81
388878 ncm-dbt-02 587070 500 182 89 229 +65.38 ± 14.0 1 15 126 106 2 +134.15 ± 30.02
388877 ncm-dbt-05 585759 500 174 90 236 +58.93 ± 14.42 1 20 125 102 2 +119.89 ± 30.32
388876 ncm-dbt-01 581527 500 187 86 227 +71.16 ± 14.64 2 17 109 122 0 +152.18 ± 32.72
388875 ncm-dbt-04 572276 500 190 80 230 +77.7 ± 13.86 0 15 111 123 1 +162.35 ± 32.31
388874 ncm-dbt-02 588217 500 192 74 234 +83.57 ± 15.02 0 20 95 132 3 +172.78 ± 35.1
388873 ncm-dbt-05 585379 500 198 92 210 +74.79 ± 14.2 0 18 109 122 1 +155.54 ± 32.7
388872 ncm-dbt-03 588899 500 184 68 248 +82.1 ± 13.83 0 15 104 131 0 +174.55 ± 33.5
388871 ncm-dbt-04 570829 500 180 73 247 +75.52 ± 13.79 0 13 120 114 3 +153.86 ± 30.8
388870 ncm-dbt-01 585000 500 182 84 234 +68.99 ± 14.28 1 18 113 118 0 +145.54 ± 32.08
388869 ncm-dbt-05 584706 500 185 77 238 +76.25 ± 13.36 0 11 122 115 2 +157.24 ± 30.38
388868 ncm-dbt-02 587155 500 198 75 227 +87.26 ± 14.69 0 17 96 134 3 +181.7 ± 34.95
388867 ncm-dbt-03 586181 500 194 85 221 +76.97 ± 13.98 0 15 113 120 2 +158.93 ± 31.99
388866 ncm-dbt-04 571391 500 186 74 240 +79.17 ± 15.04 1 18 102 126 3 +164.07 ± 33.88
388865 ncm-dbt-01 585759 500 166 85 249 +56.78 ± 14.86 0 27 117 104 2 +113.68 ± 31.56
388864 ncm-dbt-05 585253 500 195 71 234 +88.0 ± 13.19 0 8 112 128 2 +185.33 ± 31.82
388863 ncm-dbt-02 587537 500 182 66 252 +82.1 ± 13.98 0 15 105 129 1 +172.78 ± 33.32
388862 ncm-dbt-03 587494 500 169 75 256 +66.1 ± 14.17 0 20 117 112 1 +135.76 ± 31.48
388861 ncm-dbt-04 569350 500 187 73 240 +80.63 ± 14.09 0 15 108 125 2 +167.53 ± 32.81
388860 ncm-dbt-01 585843 500 192 82 226 +77.71 ± 14.29 0 19 102 129 0 +164.07 ± 33.88
388859 ncm-dbt-05 583363 500 184 65 251 +84.3 ± 13.88 0 13 107 128 2 +176.33 ± 32.93
388858 ncm-dbt-02 586181 500 183 82 235 +71.16 ± 14.22 0 19 112 118 1 +147.19 ± 32.24
388857 ncm-dbt-03 585253 500 197 82 221 +81.36 ± 13.66 0 13 110 126 1 +171.02 ± 32.42
388856 ncm-dbt-04 571351 500 197 76 227 +85.78 ± 14.07 0 16 97 137 0 +183.51 ± 34.76
388855 ncm-dbt-02 590053 500 205 77 218 +90.96 ± 13.24 0 9 105 135 1 +194.57 ± 33.11
388854 ncm-dbt-03 587834 500 179 68 253 +78.43 ± 14.02 0 14 114 119 3 +160.64 ± 31.79
388853 ncm-dbt-01 586139 500 176 69 255 +75.52 ± 13.94 0 16 112 121 1 +157.24 ± 32.18
388852 ncm-dbt-05 583614 500 187 76 237 +78.43 ± 14.31 0 16 110 121 3 +160.64 ± 32.5

Commit

Commit ID a08fcacb2876ced0cb68d01e61f081449386f132
Author Muzhen Gaming
Date 2024-06-05 19:10:55 UTC
VVLTC search tune Parameters were tuned with 199k games of VVLTC: https://tests.stockfishchess.org/tests/view/665c67e73542f91ad1c54fe2 Passed VVLTC 1st sprt: https://tests.stockfishchess.org/tests/view/665e9c83fd45fb0f907c837c LLR: 2.95 (-2.94,2.94) <0.00,2.00> Total: 83494 W: 21546 L: 21219 D: 40729 Ptnml(0-2): 6, 7707, 25993, 8036, 5 Passed VVLTC 2nd sprt: https://tests.stockfishchess.org/tests/view/665f650bfd45fb0f907cb360 LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 151056 W: 38796 L: 38295 D: 73965 Ptnml(0-2): 5, 13742, 47536, 14237, 8 https://github.com/official-stockfish/Stockfish/pull/5359 Bench: 1154524
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