Dev Builds » 20201129-1540

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 06:50:20 583533 4000 285 1846 1869 -143.18 ± 4.97 109 1369 496 26 0 -319.72 ± 15.3
ncm-dbt-02 06:49:18 585242 4000 282 1835 1883 -142.36 ± 4.96 103 1377 490 30 0 -318.98 ± 15.4
ncm-dbt-03 06:50:24 585262 4000 283 1858 1859 -144.61 ± 4.88 100 1401 473 26 0 -328.32 ± 15.67
ncm-dbt-04 06:51:17 568406 4006 300 1842 1864 -141.0 ± 4.94 96 1382 494 30 1 -317.1 ± 15.34
ncm-dbt-05 06:52:02 582679 3994 317 1831 1846 -138.62 ± 4.84 82 1380 505 30 0 -313.25 ± 15.16
20000 1467 9212 9321 -141.95 ± 2.2 490 6909 2458 142 1 -319.42 ± 6.86

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
458328 ncm-dbt-04 568832 6 2 3 1 -58.33 ± 98.71 0 1 2 0 0 -120.24 ± 264.77
458327 ncm-dbt-05 579826 494 41 220 233 -131.88 ± 13.41 8 166 70 3 0 -296.15 ± 40.99
458326 ncm-dbt-01 583112 500 38 221 241 -133.34 ± 13.81 11 164 72 3 0 -293.29 ± 40.39
458325 ncm-dbt-02 584285 500 36 240 224 -150.51 ± 14.4 18 170 60 2 0 -333.32 ± 44.47
458324 ncm-dbt-03 582778 500 43 226 231 -133.34 ± 13.63 10 166 71 3 0 -295.94 ± 40.69
458323 ncm-dbt-04 569629 500 39 235 226 -143.89 ± 14.25 14 172 60 4 0 -321.19 ± 44.57
458322 ncm-dbt-05 580406 500 45 228 227 -133.34 ± 12.89 6 174 67 3 0 -306.84 ± 41.99
458321 ncm-dbt-04 570509 500 33 232 235 -146.36 ± 13.61 12 178 57 3 0 -336.46 ± 45.77
458320 ncm-dbt-01 584201 500 32 235 233 -149.68 ± 13.47 13 179 56 2 0 -346.12 ± 46.15
458319 ncm-dbt-02 586350 500 31 232 237 -148.02 ± 14.12 13 180 52 5 0 -339.63 ± 47.98
458318 ncm-dbt-03 585169 500 21 236 243 -159.78 ± 12.96 14 188 47 1 0 -385.59 ± 50.59
458317 ncm-dbt-05 584579 500 42 237 221 -143.07 ± 13.73 11 177 58 4 0 -327.18 ± 45.37
458316 ncm-dbt-04 567522 500 33 230 237 -144.71 ± 14.23 13 176 56 5 0 -327.18 ± 46.19
458315 ncm-dbt-01 582360 500 39 233 228 -142.25 ± 14.66 17 163 67 3 0 -306.84 ± 41.99
458314 ncm-dbt-03 587792 500 48 240 212 -140.62 ± 14.35 14 168 64 4 0 -309.64 ± 43.08
458313 ncm-dbt-02 583028 500 36 222 242 -135.75 ± 13.2 11 164 75 0 0 -301.33 ± 39.1
458312 ncm-dbt-05 585421 500 38 235 227 -144.71 ± 14.59 14 175 55 6 0 -324.17 ± 46.56
458311 ncm-dbt-01 580945 500 43 231 226 -137.37 ± 14.6 16 159 72 3 0 -293.29 ± 40.39
458310 ncm-dbt-04 568116 500 34 228 238 -142.25 ± 14.12 12 175 58 5 0 -321.19 ± 45.36
458309 ncm-dbt-02 585928 500 37 238 225 -148.02 ± 14.12 13 180 52 5 0 -339.63 ± 47.98
458308 ncm-dbt-03 586139 500 33 224 243 -139.81 ± 12.67 8 176 65 1 0 -324.17 ± 42.47
458307 ncm-dbt-05 583698 500 36 233 231 -144.71 ± 13.86 14 171 63 2 0 -324.17 ± 43.32
458306 ncm-dbt-01 583740 500 32 230 238 -145.54 ± 13.83 11 181 53 5 0 -336.46 ± 47.52
458305 ncm-dbt-04 567759 500 37 227 236 -138.99 ± 12.5 7 177 65 1 0 -324.17 ± 42.47
458304 ncm-dbt-02 583070 500 33 219 248 -135.76 ± 15.14 12 172 56 10 0 -298.62 ± 45.75
458303 ncm-dbt-03 584832 500 26 237 237 -156.39 ± 13.57 13 189 44 4 0 -374.11 ± 52.37
458302 ncm-dbt-05 581527 500 47 223 230 -127.76 ± 14.1 8 167 68 7 0 -282.94 ± 41.76
458301 ncm-dbt-04 568156 500 39 235 226 -143.89 ± 13.7 13 172 63 2 0 -324.17 ± 43.32
458300 ncm-dbt-01 583070 500 39 234 227 -143.07 ± 13.54 12 173 63 2 0 -324.17 ± 43.32
458299 ncm-dbt-02 586477 500 29 226 245 -144.71 ± 12.88 10 178 61 1 0 -336.46 ± 43.96
458298 ncm-dbt-03 584664 500 41 243 216 -148.85 ± 14.46 18 168 62 2 0 -327.18 ± 43.69
458297 ncm-dbt-04 569589 500 37 233 230 -143.89 ± 14.97 15 172 58 4 1 -321.19 ± 45.36
458296 ncm-dbt-02 588472 500 35 230 235 -143.07 ± 13.73 11 177 58 4 0 -327.18 ± 45.37
458295 ncm-dbt-01 585674 500 31 227 242 -143.89 ± 13.7 12 175 60 3 0 -327.18 ± 44.54
458294 ncm-dbt-05 583908 500 37 229 234 -140.62 ± 13.99 15 163 71 1 0 -306.84 ± 40.47
458293 ncm-dbt-03 583908 500 34 227 239 -141.44 ± 13.21 10 175 63 2 0 -324.17 ± 43.32
458292 ncm-dbt-02 584327 500 45 228 227 -133.34 ± 14.51 15 156 76 3 0 -282.94 ± 39.21
458291 ncm-dbt-04 565548 500 46 219 235 -125.38 ± 14.3 10 159 75 6 0 -270.57 ± 39.67
458290 ncm-dbt-03 586816 500 37 225 238 -137.37 ± 15.11 13 171 57 9 0 -301.33 ± 45.48
458289 ncm-dbt-01 585169 500 31 235 234 -150.51 ± 14.77 17 175 53 5 0 -336.46 ± 47.52
458288 ncm-dbt-05 582068 500 31 226 243 -143.07 ± 12.75 6 187 53 4 0 -342.85 ± 47.56

Commit

Commit ID 66da1e802c22b1952c2a07af65c6224d0e01b3df
Author lonfom169
Date 2020-11-29 15:40:06 UTC
Remove bonus for killers. Passed non-regression STC: LLR: 2.94 (-2.94,2.94) {-1.25,0.25} Total: 14712 W: 1416 L: 1315 D: 11981 Ptnml(0-2): 59, 1029, 5082, 1124, 62 https://tests.stockfishchess.org/tests/view/5fbfa31f67cbf42301d6b36e Passed non-regression LTC: LLR: 2.95 (-2.94,2.94) {-0.75,0.25} Total: 27536 W: 1099 L: 1044 D: 25393 Ptnml(0-2): 11, 929, 11838, 974, 16 https://tests.stockfishchess.org/tests/view/5fbfac9167cbf42301d6b371 closes https://github.com/official-stockfish/Stockfish/pull/3241 Bench: 3887644
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