Dev Builds » 20240601-1817

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 06:49:43 584496 4000 1487 579 1934 +80.27 ± 4.9 1 112 874 1004 9 +168.4 ± 11.47
ncm-dbt-02 06:49:36 586664 4000 1506 602 1892 +79.9 ± 4.88 1 111 879 1001 8 +167.75 ± 11.43
ncm-dbt-03 06:49:45 588072 4000 1521 591 1888 +82.28 ± 4.86 0 103 877 1007 13 +172.12 ± 11.43
ncm-dbt-04 06:47:53 570001 4000 1505 591 1904 +80.82 ± 4.85 2 102 885 1002 9 +169.93 ± 11.38
ncm-dbt-05 06:49:56 582680 4000 1502 596 1902 +80.08 ± 4.91 0 120 860 1014 6 +168.4 ± 11.58
20000 7521 2959 9520 +80.67 ± 2.18 4 548 4375 5028 45 +169.32 ± 5.12

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
388288 ncm-dbt-03 584622 500 187 78 235 +76.98 ± 13.68 0 15 111 124 0 +162.35 ± 32.31
388287 ncm-dbt-01 579909 500 187 77 236 +77.71 ± 13.56 1 10 118 120 1 +164.07 ± 31.01
388286 ncm-dbt-02 587325 500 192 72 236 +85.04 ± 13.44 0 12 106 132 0 +181.7 ± 33.07
388285 ncm-dbt-04 571913 500 191 79 230 +79.17 ± 14.05 0 14 113 120 3 +162.35 ± 31.95
388284 ncm-dbt-05 582444 500 183 79 238 +73.34 ± 14.58 0 22 102 126 0 +153.86 ± 33.87
388283 ncm-dbt-03 586901 500 205 82 213 +87.26 ± 13.8 0 12 105 131 2 +183.51 ± 33.24
388282 ncm-dbt-01 585211 500 196 63 241 +94.69 ± 13.78 0 11 97 140 2 +202.15 ± 34.7
388281 ncm-dbt-02 585379 500 188 75 237 +79.9 ± 14.21 0 16 107 125 2 +165.8 ± 33.0
388280 ncm-dbt-04 570388 500 186 79 235 +75.52 ± 13.94 0 15 115 118 2 +155.54 ± 31.67
388279 ncm-dbt-05 582903 500 185 82 233 +72.61 ± 13.54 0 15 117 118 0 +152.18 ± 31.35
388278 ncm-dbt-03 588813 500 184 78 238 +74.79 ± 13.16 0 10 126 112 2 +153.86 ± 29.71
388277 ncm-dbt-01 586266 500 191 65 244 +89.48 ± 14.0 0 13 100 135 2 +189.0 ± 34.18
388276 ncm-dbt-02 585506 500 183 70 247 +79.9 ± 14.36 0 18 102 129 1 +167.53 ± 33.88
388275 ncm-dbt-04 570108 500 187 73 240 +80.63 ± 13.64 0 14 108 128 0 +171.02 ± 32.78
388274 ncm-dbt-05 584579 500 191 83 226 +76.25 ± 13.81 0 14 116 118 2 +157.24 ± 31.47
388273 ncm-dbt-04 568792 500 201 63 236 +98.44 ± 12.84 0 7 98 145 0 +215.85 ± 34.33
388272 ncm-dbt-01 586223 500 180 76 244 +73.34 ± 14.01 0 18 110 122 0 +153.86 ± 32.54
388271 ncm-dbt-03 588174 500 192 68 240 +88.0 ± 14.27 0 12 107 126 5 +179.9 ± 32.89
388270 ncm-dbt-02 588260 500 194 78 228 +82.1 ± 14.13 0 16 103 130 1 +172.78 ± 33.69
388269 ncm-dbt-05 582485 500 184 78 238 +74.79 ± 14.06 0 18 108 124 0 +157.24 ± 32.87
388268 ncm-dbt-04 567442 500 186 71 243 +81.36 ± 12.88 0 8 120 121 1 +171.02 ± 30.5
388267 ncm-dbt-01 585000 500 183 79 238 +73.34 ± 13.86 0 17 112 121 0 +153.86 ± 32.2
388266 ncm-dbt-02 587537 500 185 72 243 +79.9 ± 14.21 1 13 110 124 2 +167.53 ± 32.45
388265 ncm-dbt-03 588600 500 186 67 247 +84.31 ± 13.88 0 15 101 134 0 +179.9 ± 34.03
388264 ncm-dbt-05 579578 500 188 78 234 +77.7 ± 13.71 0 14 113 122 1 +162.35 ± 31.95
388263 ncm-dbt-04 571230 500 187 67 246 +85.04 ± 14.2 0 17 96 137 0 +181.7 ± 34.95
388262 ncm-dbt-05 585717 500 201 75 224 +89.48 ± 13.84 0 12 102 134 2 +189.0 ± 33.78
388261 ncm-dbt-01 583950 500 190 71 239 +84.3 ± 14.03 0 13 108 126 3 +174.55 ± 32.75
388260 ncm-dbt-03 588941 500 189 73 238 +82.1 ± 13.98 0 14 108 126 2 +171.02 ± 32.78
388259 ncm-dbt-02 587749 500 183 78 239 +74.06 ± 13.14 0 11 124 114 1 +153.86 ± 30.07
388258 ncm-dbt-04 569709 500 182 77 241 +74.06 ± 13.59 1 12 118 119 0 +157.24 ± 31.11
388257 ncm-dbt-01 584201 500 177 72 251 +74.06 ± 13.29 0 13 119 118 0 +155.54 ± 30.96
388256 ncm-dbt-03 588430 500 188 75 237 +79.9 ± 13.77 0 13 113 122 2 +165.8 ± 31.92
388255 ncm-dbt-05 579496 500 183 55 262 +90.97 ± 13.72 0 13 96 141 0 +196.45 ± 34.93
388254 ncm-dbt-02 585970 500 184 82 234 +71.88 ± 13.81 0 16 117 116 1 +148.85 ± 31.38
388253 ncm-dbt-04 570428 500 185 82 233 +72.61 ± 14.41 1 15 117 114 3 +148.85 ± 31.38
388252 ncm-dbt-01 585211 500 183 76 241 +75.52 ± 14.08 0 17 110 122 1 +157.24 ± 32.52
388251 ncm-dbt-02 585590 500 197 75 228 +86.52 ± 13.0 0 9 110 131 0 +185.33 ± 32.23
388250 ncm-dbt-03 590096 500 190 70 240 +85.04 ± 13.44 0 12 106 132 0 +181.7 ± 33.07
388249 ncm-dbt-05 584243 500 187 66 247 +85.78 ± 13.61 0 12 106 131 1 +181.7 ± 33.07

Commit

Commit ID c17d73c554054db8cdc6eb39d667c1dca47d3818
Author Linmiao Xu
Date 2024-06-01 18:17:38 UTC
Simplify statScore divisor into a constant Passed non-regression STC: https://tests.stockfishchess.org/tests/view/665b392ff4a1fd0c208ea864 LLR: 2.93 (-2.94,2.94) <-1.75,0.25> Total: 114752 W: 29628 L: 29495 D: 55629 Ptnml(0-2): 293, 13694, 29269, 13827, 293 Passed non-regression LTC: https://tests.stockfishchess.org/tests/view/665b588c11645bd3d3fac467 LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 65322 W: 16549 L: 16373 D: 32400 Ptnml(0-2): 30, 7146, 18133, 7322, 30 closes https://github.com/official-stockfish/Stockfish/pull/5337 bench 1241443
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