Dev Builds » 20240715-1124

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 06:53:04 586644 4000 1510 580 1910 +82.28 ± 5.1 0 133 824 1023 20 +170.59 ± 11.86
ncm-dbt-02 06:54:14 587826 4006 1468 598 1940 +76.68 ± 4.77 1 100 938 956 8 +160.15 ± 11.0
ncm-dbt-03 06:53:35 588063 4000 1502 599 1899 +79.81 ± 4.88 1 106 896 983 14 +166.23 ± 11.3
ncm-dbt-04 06:53:42 556296 3998 1477 587 1934 +78.66 ± 5.02 1 126 871 984 17 +162.87 ± 11.51
ncm-dbt-05 06:54:59 581485 3996 1508 592 1896 +81.08 ± 4.95 1 109 880 989 19 +168.16 ± 11.42
20000 7465 2956 9579 +79.7 ± 2.21 4 574 4409 4935 78 +165.58 ± 5.1

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
374000 ncm-dbt-02 586012 6 3 0 3 +190.46 ± 18.51 0 0 0 3 0 +1199.83 ± 276.48
373999 ncm-dbt-05 580530 496 181 65 250 +82.79 ± 14.22 1 12 107 126 2 +174.42 ± 32.91
373998 ncm-dbt-04 557328 498 180 70 248 +78.03 ± 14.34 0 16 110 120 3 +159.66 ± 32.5
373997 ncm-dbt-01 586689 500 177 71 252 +74.79 ± 14.77 0 22 101 126 1 +155.54 ± 34.04
373996 ncm-dbt-03 587919 500 182 79 239 +72.61 ± 13.99 0 17 114 118 1 +150.51 ± 31.88
373995 ncm-dbt-02 585632 500 181 85 234 +67.54 ± 13.36 0 14 127 108 1 +138.99 ± 29.78
373994 ncm-dbt-05 579001 500 194 71 235 +87.26 ± 13.33 0 10 108 131 1 +185.33 ± 32.63
373993 ncm-dbt-04 555386 500 177 71 252 +74.79 ± 13.47 0 13 119 117 1 +155.54 ± 30.96
373992 ncm-dbt-03 588430 500 194 88 218 +74.79 ± 14.06 0 16 114 118 2 +153.86 ± 31.85
373991 ncm-dbt-01 588515 500 192 71 237 +85.78 ± 14.51 0 16 100 131 3 +178.11 ± 34.22
373990 ncm-dbt-02 586774 500 188 81 231 +75.52 ± 13.49 0 13 118 118 1 +157.24 ± 31.11
373989 ncm-dbt-05 580282 500 195 84 221 +78.43 ± 13.88 0 14 113 121 2 +162.35 ± 31.95
373988 ncm-dbt-03 587707 500 194 67 239 +90.22 ± 12.91 0 6 113 129 2 +190.85 ± 31.5
373987 ncm-dbt-04 556108 500 182 75 243 +75.52 ± 14.08 0 18 107 125 0 +158.93 ± 33.03
373986 ncm-dbt-01 587452 500 182 75 243 +75.52 ± 14.08 0 17 110 122 1 +157.24 ± 32.52
373985 ncm-dbt-02 588089 500 188 72 240 +82.1 ± 13.37 1 9 113 127 0 +176.33 ± 31.78
373984 ncm-dbt-05 583196 500 177 66 257 +78.44 ± 14.31 0 19 101 130 0 +165.8 ± 34.05
373983 ncm-dbt-01 586985 500 200 62 238 +98.44 ± 14.44 0 14 87 146 3 +209.91 ± 36.75
373982 ncm-dbt-04 558784 500 182 68 250 +80.63 ± 14.09 0 16 105 128 1 +169.27 ± 33.34
373981 ncm-dbt-02 588643 500 188 70 242 +83.57 ± 14.45 0 17 100 131 2 +174.55 ± 34.22
373980 ncm-dbt-03 587707 500 188 72 240 +82.1 ± 12.9 0 6 125 116 3 +169.27 ± 29.55
373979 ncm-dbt-05 581153 500 198 83 219 +81.36 ± 14.25 0 13 114 118 5 +164.07 ± 31.75
373978 ncm-dbt-02 587367 500 181 68 251 +79.9 ± 13.31 0 12 113 125 0 +169.27 ± 31.88
373977 ncm-dbt-01 583656 500 187 77 236 +77.7 ± 13.71 0 13 116 119 2 +160.64 ± 31.43
373976 ncm-dbt-04 555159 500 191 69 240 +86.52 ± 13.78 0 12 106 130 2 +181.7 ± 33.07
373975 ncm-dbt-03 586604 500 183 71 246 +79.17 ± 14.48 1 15 107 125 2 +165.8 ± 33.0
373974 ncm-dbt-05 580821 500 193 76 231 +82.83 ± 13.85 0 14 106 129 1 +174.55 ± 33.13
373973 ncm-dbt-02 587367 500 181 76 243 +74.06 ± 12.82 0 9 128 112 1 +153.86 ± 29.33
373972 ncm-dbt-01 586054 500 190 78 232 +79.17 ± 14.76 0 19 103 125 3 +162.35 ± 33.71
373971 ncm-dbt-04 556222 500 180 65 255 +81.37 ± 15.24 1 18 100 127 4 +167.53 ± 34.22
373970 ncm-dbt-03 588643 500 198 72 230 +89.48 ± 13.84 0 12 102 134 2 +189.0 ± 33.78
373969 ncm-dbt-05 582027 500 182 70 248 +79.17 ± 14.05 0 13 116 117 4 +160.64 ± 31.43
373968 ncm-dbt-04 554629 500 197 100 203 +68.27 ± 14.12 0 18 119 111 2 +138.99 ± 31.13
373967 ncm-dbt-01 586266 500 198 73 229 +88.74 ± 14.28 0 13 103 130 4 +183.51 ± 33.63
373966 ncm-dbt-02 587962 500 188 78 234 +77.7 ± 13.4 0 11 120 117 2 +160.64 ± 30.7
373965 ncm-dbt-03 588515 500 179 73 248 +74.79 ± 13.76 0 15 115 119 1 +155.54 ± 31.67
373964 ncm-dbt-04 556756 500 188 69 243 +84.3 ± 14.47 0 15 105 126 4 +172.78 ± 33.32
373963 ncm-dbt-01 587537 500 184 73 243 +78.43 ± 14.74 0 19 104 124 3 +160.64 ± 33.54
373962 ncm-dbt-02 592590 500 170 68 262 +71.88 ± 13.67 0 15 119 115 1 +148.85 ± 31.04
373961 ncm-dbt-05 584874 500 188 77 235 +78.43 ± 14.17 0 14 115 117 4 +158.93 ± 31.63
373960 ncm-dbt-03 588984 500 184 77 239 +75.52 ± 14.37 0 19 106 124 1 +157.24 ± 33.21

Commit

Commit ID 558abdbe8a1262b7f15f20ccf961b335c4713364
Author Linmiao Xu
Date 2024-07-15 11:24:14 UTC
Set best value to futility value after pruned quiet move Passed non-regression STC: https://tests.stockfishchess.org/tests/view/6691592f5034141ae599c68d LLR: 2.93 (-2.94,2.94) <-1.75,0.25> Total: 278496 W: 71818 L: 71865 D: 134813 Ptnml(0-2): 865, 33311, 70978, 33194, 900 Passed non-regression LTC: https://tests.stockfishchess.org/tests/view/66918fca5034141ae599e761 LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 202986 W: 51048 L: 51013 D: 100925 Ptnml(0-2): 107, 22552, 56133, 22601, 100 closes https://github.com/official-stockfish/Stockfish/pull/5480 bench 1715206
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