Dev Builds » 20240705-1343

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 06:51:48 584173 4002 1477 569 1956 +80.22 ± 5.04 3 125 847 1013 13 +167.87 ± 11.68
ncm-dbt-02 06:52:14 586971 3994 1499 610 1885 +78.65 ± 4.98 2 121 871 992 11 +164.35 ± 11.5
ncm-dbt-03 06:52:16 587509 4016 1523 601 1892 +81.21 ± 4.85 1 108 874 1018 7 +171.1 ± 11.47
ncm-dbt-04 06:51:40 571107 4000 1484 583 1933 +79.63 ± 4.98 1 128 847 1017 7 +167.31 ± 11.69
ncm-dbt-05 06:52:25 584113 3988 1457 610 1921 +74.93 ± 5.16 4 147 854 976 13 +155.65 ± 11.65
20000 7440 2973 9587 +78.93 ± 2.24 11 629 4293 5016 51 +165.23 ± 5.19

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
391141 ncm-dbt-01 582402 2 1 0 1 +189.7 ± 55.98 0 0 0 1 0 +1129.65 ± 376.02
391140 ncm-dbt-03 587197 16 7 3 6 +88.68 ± 65.24 0 0 4 4 0 +190.76 ± 189.19
391139 ncm-dbt-02 585843 494 177 89 228 +62.56 ± 14.99 2 18 120 104 3 +127.85 ± 31.01
391138 ncm-dbt-05 582694 488 180 73 235 +77.44 ± 14.67 1 17 100 126 0 +165.2 ± 34.22
391137 ncm-dbt-04 570909 500 179 68 253 +78.43 ± 14.6 0 19 103 126 2 +162.35 ± 33.71
391136 ncm-dbt-01 583740 500 194 70 236 +88.0 ± 14.27 0 14 101 132 3 +183.51 ± 34.01
391135 ncm-dbt-03 587749 500 182 74 244 +76.25 ± 14.39 1 16 108 124 1 +160.64 ± 32.85
391134 ncm-dbt-05 581860 500 178 62 260 +82.1 ± 13.98 0 16 102 132 0 +174.55 ± 33.86
391133 ncm-dbt-02 587537 500 193 70 237 +87.26 ± 13.95 0 14 100 135 1 +185.33 ± 34.19
391132 ncm-dbt-04 569071 500 188 78 234 +77.7 ± 14.29 0 18 105 126 1 +162.35 ± 33.37
391131 ncm-dbt-01 586562 500 172 78 250 +66.1 ± 14.31 0 22 112 116 0 +137.37 ± 32.27
391130 ncm-dbt-03 587537 500 192 79 229 +79.9 ± 13.92 0 14 111 123 2 +165.8 ± 32.28
391129 ncm-dbt-02 585295 500 192 82 226 +77.7 ± 13.71 0 14 113 122 1 +162.35 ± 31.95
391128 ncm-dbt-04 572034 500 187 75 238 +79.17 ± 14.05 0 16 107 126 1 +165.8 ± 33.0
391127 ncm-dbt-01 586308 500 183 75 242 +76.25 ± 14.39 2 12 114 120 2 +160.64 ± 31.79
391126 ncm-dbt-05 584748 500 187 93 220 +66.1 ± 14.59 1 19 117 111 2 +135.76 ± 31.48
391125 ncm-dbt-03 588004 500 175 78 247 +68.27 ± 14.4 0 22 109 119 0 +142.26 ± 32.74
391124 ncm-dbt-04 571070 500 185 61 254 +88.0 ± 13.81 0 14 98 138 0 +189.0 ± 34.56
391123 ncm-dbt-02 586731 500 189 74 237 +81.37 ± 13.2 0 11 113 126 0 +172.78 ± 31.83
391122 ncm-dbt-05 585253 500 175 80 245 +66.82 ± 15.02 0 25 107 116 2 +135.76 ± 33.06
391121 ncm-dbt-01 582819 500 184 72 244 +79.17 ± 13.9 0 12 118 116 4 +160.64 ± 31.07
391120 ncm-dbt-03 589155 500 190 62 248 +90.96 ± 13.87 0 12 100 136 2 +192.71 ± 34.15
391119 ncm-dbt-04 570709 500 189 82 229 +75.52 ± 13.64 0 15 113 122 0 +158.93 ± 31.99
391118 ncm-dbt-02 586943 500 180 71 249 +76.98 ± 14.13 0 18 105 127 0 +162.35 ± 33.37
391117 ncm-dbt-01 585211 500 191 66 243 +88.74 ± 14.28 0 14 100 133 3 +185.33 ± 34.19
391116 ncm-dbt-05 584622 500 185 65 250 +85.04 ± 14.35 0 15 103 129 3 +176.33 ± 33.67
391115 ncm-dbt-03 587707 500 194 76 230 +83.57 ± 12.93 0 9 114 127 0 +178.11 ± 31.55
391114 ncm-dbt-04 569749 500 183 72 245 +78.44 ± 14.46 1 17 102 130 0 +167.53 ± 33.88
391113 ncm-dbt-02 587325 500 190 83 227 +75.52 ± 14.08 0 16 113 119 2 +155.54 ± 32.01
391112 ncm-dbt-05 586646 500 173 94 233 +55.36 ± 14.79 1 25 119 104 1 +113.68 ± 31.27
391111 ncm-dbt-01 581111 500 185 73 242 +79.17 ± 14.76 0 21 97 131 1 +165.8 ± 34.73
391110 ncm-dbt-03 586562 500 200 77 223 +87.26 ± 13.01 0 9 109 132 0 +187.16 ± 32.4
391109 ncm-dbt-05 580779 500 181 76 243 +74.06 ± 14.74 1 16 114 115 4 +150.51 ± 31.88
391108 ncm-dbt-04 571873 500 178 87 235 +63.94 ± 14.09 0 20 120 109 1 +130.94 ± 31.03
391107 ncm-dbt-02 586689 500 190 74 236 +82.1 ± 13.83 0 14 107 128 1 +172.78 ± 32.96
391106 ncm-dbt-03 586520 500 192 73 235 +84.3 ± 13.73 0 12 109 127 2 +176.33 ± 32.55
391105 ncm-dbt-01 584874 500 186 72 242 +80.63 ± 13.79 0 15 106 129 0 +171.02 ± 33.15
391104 ncm-dbt-02 589411 500 188 67 245 +85.78 ± 14.51 0 16 100 131 3 +178.11 ± 34.22
391103 ncm-dbt-04 573446 500 195 60 245 +96.19 ± 13.48 0 9 99 140 2 +206.01 ± 34.24
391102 ncm-dbt-01 584537 500 181 63 256 +83.57 ± 14.31 1 15 99 135 0 +179.9 ± 34.4
391101 ncm-dbt-05 586308 500 198 67 235 +93.2 ± 14.06 0 14 92 143 1 +200.24 ± 35.72
391100 ncm-dbt-03 587155 500 191 79 230 +79.17 ± 13.6 0 14 110 126 0 +167.53 ± 32.45

Commit

Commit ID 3c379e55d9d92a5704632c6255e72892a4db9a2f
Author Linmiao Xu
Date 2024-07-05 13:43:49 UTC
Update 7 stat bonus/malus params Values found around 119k / 120k spsa games at 60+0.6: https://tests.stockfishchess.org/tests/view/6683112a192114e61f92f87a Passed STC: https://tests.stockfishchess.org/tests/view/66838148c4f539faa0326897 LLR: 2.95 (-2.94,2.94) <0.00,2.00> Total: 40928 W: 10835 L: 10508 D: 19585 Ptnml(0-2): 139, 4802, 10254, 5131, 138 Passed LTC: https://tests.stockfishchess.org/tests/view/668448a87a1863935cee42c6 LLR: 2.96 (-2.94,2.94) <0.50,2.50> Total: 29208 W: 7559 L: 7253 D: 14396 Ptnml(0-2): 17, 3118, 8019, 3442, 8 closes https://github.com/official-stockfish/Stockfish/pull/5439 bench 1138753
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