Dev Builds » 20201129-1536

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 06:50:07 584180 4014 323 1861 1830 -140.28 ± 4.85 81 1412 479 34 1 -320.05 ± 15.58
ncm-dbt-02 06:49:26 584696 4000 275 1841 1884 -143.69 ± 4.74 80 1433 461 25 1 -332.93 ± 15.88
ncm-dbt-03 06:50:40 584740 3978 271 1790 1917 -139.75 ± 4.91 80 1400 468 41 0 -317.87 ± 15.77
ncm-dbt-04 06:50:31 567874 4018 329 1875 1814 -140.94 ± 5.03 110 1358 509 32 0 -311.61 ± 15.11
ncm-dbt-05 06:51:06 581549 3990 282 1846 1862 -143.89 ± 4.86 94 1404 469 28 0 -327.82 ± 15.74
20000 1480 9213 9307 -141.7 ± 2.18 445 7007 2386 160 2 -321.93 ± 6.97

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
458373 ncm-dbt-01 582652 14 0 5 9 -129.72 ± 68.06 0 5 2 0 0 -311.09 ± 530.6
458372 ncm-dbt-04 566138 18 0 9 9 -190.72 ± 6.17 0 9 0 0 0 -1199.83 ± 179.72
458371 ncm-dbt-03 583866 478 28 215 235 -143.57 ± 15.12 14 165 54 6 0 -318.14 ± 47.0
458370 ncm-dbt-05 579248 490 35 230 225 -146.35 ± 14.95 16 168 56 5 0 -323.13 ± 46.19
458369 ncm-dbt-02 580862 500 35 227 238 -140.62 ± 13.24 8 180 58 4 0 -327.18 ± 45.37
458368 ncm-dbt-04 568991 500 44 232 224 -137.37 ± 14.08 13 165 69 3 0 -301.33 ± 41.33
458367 ncm-dbt-01 584453 500 41 234 225 -141.44 ± 13.59 8 183 53 6 0 -330.23 ± 47.44
458366 ncm-dbt-03 584748 500 30 227 243 -144.71 ± 14.23 14 173 59 4 0 -324.17 ± 44.97
458365 ncm-dbt-05 578794 500 38 236 226 -145.54 ± 15.1 17 170 57 6 0 -318.25 ± 45.73
458364 ncm-dbt-02 585126 500 35 228 237 -141.44 ± 15.03 14 172 58 5 1 -315.35 ± 45.33
458363 ncm-dbt-01 584622 500 46 234 220 -137.37 ± 14.08 11 171 63 5 0 -306.84 ± 43.45
458362 ncm-dbt-04 567403 500 36 233 231 -144.71 ± 14.41 13 177 54 6 0 -327.18 ± 47.0
458361 ncm-dbt-03 585000 500 48 230 222 -132.54 ± 14.01 11 164 71 4 0 -290.66 ± 40.76
458360 ncm-dbt-05 581444 500 32 234 234 -148.85 ± 13.51 12 181 54 3 0 -346.12 ± 47.1
458359 ncm-dbt-02 585253 500 34 228 238 -142.25 ± 13.56 10 178 58 4 0 -327.18 ± 45.37
458358 ncm-dbt-01 585506 500 35 220 245 -134.95 ± 13.59 7 177 60 6 0 -309.64 ± 44.55
458357 ncm-dbt-04 570388 500 37 237 226 -147.19 ± 14.33 16 171 60 3 0 -327.18 ± 44.54
458356 ncm-dbt-03 586774 500 26 227 247 -148.02 ± 13.15 9 187 50 4 0 -352.8 ± 49.02
458355 ncm-dbt-05 580779 500 37 223 240 -135.76 ± 12.81 8 171 70 1 0 -309.64 ± 40.79
458354 ncm-dbt-02 585253 500 32 228 240 -143.89 ± 11.87 6 184 60 0 0 -346.11 ± 44.19
458353 ncm-dbt-01 584076 500 40 235 225 -143.07 ± 13.72 8 185 52 4 1 -339.63 ± 47.98
458352 ncm-dbt-04 567799 500 35 237 228 -148.85 ± 15.0 19 168 59 4 0 -324.17 ± 44.97
458351 ncm-dbt-03 585337 500 35 229 236 -142.25 ± 12.98 7 184 55 4 0 -336.46 ± 46.65
458350 ncm-dbt-05 583866 500 33 217 250 -134.15 ± 12.27 3 181 63 3 0 -318.25 ± 43.39
458349 ncm-dbt-02 585928 500 33 231 236 -145.54 ± 14.02 13 176 57 4 0 -330.23 ± 45.79
458348 ncm-dbt-01 584790 500 38 236 226 -145.54 ± 14.57 18 164 66 2 0 -315.35 ± 42.24
458347 ncm-dbt-04 569230 500 43 233 224 -138.99 ± 14.21 12 171 62 5 0 -309.64 ± 43.82
458346 ncm-dbt-03 586181 500 29 223 248 -142.25 ± 14.3 12 176 56 6 0 -321.19 ± 46.14
458345 ncm-dbt-05 581569 500 42 243 215 -148.01 ± 12.74 11 179 60 0 0 -346.11 ± 44.19
458344 ncm-dbt-02 584916 500 35 232 233 -144.71 ± 13.67 12 176 59 3 0 -330.23 ± 44.94
458343 ncm-dbt-01 585464 500 41 235 224 -142.25 ± 12.98 10 175 64 1 0 -327.18 ± 42.83
458342 ncm-dbt-04 566414 500 42 224 234 -132.54 ± 13.65 7 174 63 6 0 -301.33 ± 43.45
458341 ncm-dbt-03 582152 500 37 216 247 -130.14 ± 13.52 3 182 56 9 0 -304.07 ± 45.87
458340 ncm-dbt-05 581818 500 27 238 235 -156.39 ± 14.16 16 183 47 4 0 -363.2 ± 50.62
458339 ncm-dbt-02 587877 500 33 236 231 -149.68 ± 12.45 8 189 51 2 0 -363.2 ± 48.51
458338 ncm-dbt-04 565037 500 50 241 209 -139.81 ± 14.55 18 156 75 1 0 -295.94 ± 39.27
458337 ncm-dbt-01 582444 500 35 235 230 -147.19 ± 14.33 13 180 51 6 0 -336.46 ± 48.37
458336 ncm-dbt-03 583866 500 38 223 239 -134.95 ± 13.78 10 169 67 4 0 -301.33 ± 42.04
458335 ncm-dbt-02 582360 500 38 231 231 -141.44 ± 13.21 9 178 60 3 0 -327.18 ± 44.54
458334 ncm-dbt-01 583614 500 47 227 226 -130.94 ± 13.14 6 172 68 4 0 -298.62 ± 41.71
458333 ncm-dbt-05 584874 500 38 225 237 -136.56 ± 14.27 11 171 62 6 0 -304.07 ± 43.81
458332 ncm-dbt-04 569470 500 42 229 229 -136.56 ± 14.1 12 167 67 4 0 -301.33 ± 42.04

Commit

Commit ID 9b7983a4521b66bf8d3c37ee58963d39deb2695c
Author mstembera
Date 2020-11-29 15:36:49 UTC
Cleaned up MakeIndex() The index order in kpp_board_index[][] is reversed to be more optimal for the access pattern STC https://tests.stockfishchess.org/tests/view/5fbd74f967cbf42301d6b24f LLR: 2.93 (-2.94,2.94) {-1.25,0.25} Total: 27504 W: 2686 L: 2607 D: 22211 Ptnml(0-2): 84, 2001, 9526, 2034, 107 closes https://github.com/official-stockfish/Stockfish/pull/3233 No functional change
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