Dev Builds » 20240719-0632

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 06:52:02 584537 3996 1513 567 1916 +83.84 ± 4.9 2 102 853 1030 11 +176.76 ± 11.61
ncm-dbt-02 06:53:42 586678 3998 1505 556 1937 +84.07 ± 4.91 0 104 859 1019 17 +175.54 ± 11.57
ncm-dbt-03 06:53:14 586944 4002 1498 563 1941 +82.7 ± 4.86 0 109 854 1032 6 +174.67 ± 11.61
ncm-dbt-04 06:53:32 566628 4016 1465 588 1963 +77.11 ± 4.96 0 130 882 985 11 +160.33 ± 11.43
ncm-dbt-05 06:52:58 584434 3988 1535 583 1870 +84.57 ± 5.04 3 111 830 1031 19 +176.95 ± 11.8
20000 7516 2857 9627 +82.45 ± 2.21 5 556 4278 5097 64 +172.78 ± 5.19

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
373353 ncm-dbt-03 583698 2 1 0 1 +189.7 ± 55.98 0 0 0 1 0 +1129.65 ± 376.02 ↓
373352 ncm-dbt-04 564017 16 4 3 9 +21.74 ± 73.63 0 1 5 2 0 +43.66 ± 157.0 ↓
373351 ncm-dbt-05 586477 488 196 66 226 +94.84 ± 14.78 0 15 87 139 3 +200.48 ± 36.74 ↓
373350 ncm-dbt-01 583279 496 190 76 230 +81.3 ± 13.42 0 11 113 123 1 +170.87 ± 31.81 ↓
373349 ncm-dbt-02 582903 498 188 55 255 +95.09 ± 13.82 0 11 96 140 2 +203.16 ± 34.89 ↓
373348 ncm-dbt-03 586181 500 190 67 243 +87.26 ± 13.65 0 13 101 136 0 +187.16 ± 33.99 ↓
373347 ncm-dbt-04 567324 500 186 82 232 +73.34 ± 13.11 0 12 122 116 0 +153.86 ± 30.44 ↓
373346 ncm-dbt-05 586308 500 195 67 238 +90.97 ± 14.32 1 12 97 138 2 +194.57 ± 34.74 ↓
373345 ncm-dbt-01 583740 500 183 62 255 +85.78 ± 14.79 0 20 90 139 1 +181.7 ± 36.03 ↓
373344 ncm-dbt-02 587282 500 190 78 232 +79.17 ± 13.9 0 15 109 125 1 +165.8 ± 32.64 ↓
373343 ncm-dbt-04 564096 500 186 66 248 +85.04 ± 13.75 0 13 105 131 1 +179.9 ± 33.27 ↓
373342 ncm-dbt-03 585211 500 196 69 235 +90.22 ± 13.86 0 12 101 135 2 +190.85 ± 33.97 ↓
373341 ncm-dbt-05 585337 500 199 70 231 +91.71 ± 13.57 1 6 109 131 3 +194.57 ± 32.27 ↓
373340 ncm-dbt-01 582652 500 186 71 243 +81.37 ± 13.96 0 16 103 131 0 +172.78 ± 33.69 ↓
373339 ncm-dbt-02 586774 500 185 65 250 +85.04 ± 13.75 0 14 102 134 0 +181.7 ± 33.83 ↓
373338 ncm-dbt-04 567958 500 172 76 252 +67.54 ± 14.51 0 21 114 113 2 +137.37 ± 31.96 ↓
373337 ncm-dbt-03 585084 500 185 70 245 +81.37 ± 13.35 0 12 111 127 0 +172.78 ± 32.21 ↓
373336 ncm-dbt-01 585548 500 188 69 243 +84.31 ± 13.11 0 10 111 129 0 +179.9 ± 32.11 ↓
373335 ncm-dbt-05 583447 500 194 69 237 +88.74 ± 14.43 0 16 95 137 2 +187.16 ± 35.14 ↓
373334 ncm-dbt-03 588984 500 189 78 233 +78.44 ± 14.17 0 18 103 129 0 +165.8 ± 33.7 ↓
373333 ncm-dbt-02 585169 500 170 64 266 +74.79 ± 13.76 0 13 121 113 3 +152.18 ± 30.64 ↓
373332 ncm-dbt-04 567442 500 188 58 254 +92.45 ± 13.59 0 12 96 142 0 +200.24 ± 34.91 ↓
373331 ncm-dbt-05 580613 500 201 79 220 +86.52 ± 14.08 0 13 105 129 3 +179.9 ± 33.27 ↓
373330 ncm-dbt-01 582652 500 198 75 227 +87.26 ± 13.95 0 12 106 129 3 +181.7 ± 33.07 ↓
373329 ncm-dbt-03 587325 500 190 70 240 +85.04 ± 14.2 0 15 102 131 2 +178.11 ± 33.85 ↓
373328 ncm-dbt-04 563861 500 176 72 252 +73.33 ± 14.01 0 17 113 119 1 +152.18 ± 32.04 ↓
373327 ncm-dbt-02 586901 500 190 74 236 +82.1 ± 14.27 0 14 110 122 4 +167.53 ± 32.45 ↓
373326 ncm-dbt-05 583028 500 181 71 248 +77.7 ± 13.86 0 11 123 111 5 +155.54 ± 30.23 ↓
373325 ncm-dbt-01 586774 500 185 72 243 +79.9 ± 14.21 2 8 119 117 4 +165.8 ± 30.8 ↓
373324 ncm-dbt-03 587919 500 180 70 250 +77.7 ± 13.71 0 14 113 122 1 +162.35 ± 31.95 ↓
373323 ncm-dbt-02 587919 500 195 69 236 +89.48 ± 14.15 0 13 101 133 3 +187.16 ± 33.99 ↓
373322 ncm-dbt-04 566967 500 177 70 253 +75.52 ± 14.23 0 17 111 120 2 +155.54 ± 32.36 ↓
373321 ncm-dbt-01 584327 500 186 67 247 +84.3 ± 13.88 0 14 104 131 1 +178.11 ± 33.48 ↓
373320 ncm-dbt-05 583196 500 182 71 247 +78.44 ± 14.74 1 18 101 129 1 +165.8 ± 34.05 ↓
373319 ncm-dbt-03 588004 500 185 77 238 +76.25 ± 13.51 0 14 114 122 0 +160.64 ± 31.79 ↓
373318 ncm-dbt-02 588899 500 200 81 219 +84.3 ± 13.88 0 14 104 131 1 +178.11 ± 33.48 ↓
373317 ncm-dbt-04 570268 500 186 88 226 +68.99 ± 14.97 0 24 106 118 2 +140.62 ± 33.22 ↓
373316 ncm-dbt-01 587325 500 197 75 228 +86.52 ± 13.47 0 11 107 131 1 +183.51 ± 32.85 ↓
373315 ncm-dbt-05 587070 500 187 90 223 +68.27 ± 14.12 0 20 113 117 0 +142.26 ± 32.1 ↓
373314 ncm-dbt-02 587579 500 187 70 243 +82.83 ± 13.54 0 10 116 121 3 +171.02 ± 31.28 ↓
373313 ncm-dbt-03 590096 500 182 62 256 +85.04 ± 13.44 0 11 109 129 1 +179.9 ± 32.5 ↓
373312 ncm-dbt-04 567720 500 190 73 237 +82.83 ± 14.0 0 13 110 124 3 +171.02 ± 32.42 ↓

Commit

Commit ID c755bc1a73bb10ec0357ca3c98b6de2eb3d9ad63
Author Guenther Demetz
Date 2024-07-19 06:32:16 UTC
Simplify improving condition if we were in check at our previous move we look back until we weren't in check and take the staticEval of that position as reference. Passed STC: https://tests.stockfishchess.org/tests/view/668ba7b65034141ae5996665 LLR: 2.93 (-2.94,2.94) <-1.75,0.25> Total: 74784 W: 19454 L: 19274 D: 36056 Ptnml(0-2): 260, 8874, 18952, 9038, 268 Passted LTC: https://tests.stockfishchess.org/tests/view/668cb2db5034141ae599678b LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 241488 W: 61166 L: 61171 D: 119151 Ptnml(0-2): 190, 27154, 66062, 27147, 191 closes https://github.com/official-stockfish/Stockfish/pull/5492 bench: 1368313
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