Dev Builds » 20201101-0702

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 06:46:22 584501 4026 285 1897 1844 -147.35 ± 5.12 126 1396 455 36 0 -328.85 ± 15.99
ncm-dbt-02 06:44:57 586189 4000 299 1872 1829 -144.41 ± 4.95 109 1380 486 25 0 -324.17 ± 15.45
ncm-dbt-03 06:45:49 585572 3994 300 1891 1803 -146.51 ± 4.95 114 1385 476 22 0 -329.93 ± 15.61
ncm-dbt-04 06:45:30 567733 4002 298 1847 1857 -141.87 ± 4.95 104 1368 502 27 0 -316.9 ± 15.2
ncm-dbt-05 06:46:41 581338 3978 283 1852 1843 -144.89 ± 4.88 94 1411 454 30 0 -331.45 ± 16.01
20000 1465 9359 9176 -145.0 ± 2.22 547 6940 2373 140 0 -326.19 ± 6.99

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
458934 ncm-dbt-04 568037 2 1 1 0 0.0 ± 34.02 0 0 1 0 0 0.0 ± 30.47
458933 ncm-dbt-01 584958 26 3 12 11 -125.4 ± 50.07 0 9 4 0 0 -296.06 ± 224.51
458932 ncm-dbt-05 583237 478 33 223 222 -146.15 ± 16.33 16 169 43 11 0 -321.21 ± 51.43
458931 ncm-dbt-03 584748 494 44 235 215 -141.7 ± 13.7 11 172 61 3 0 -321.74 ± 44.14
458930 ncm-dbt-02 588089 500 42 238 220 -143.89 ± 14.44 17 164 67 2 0 -312.48 ± 41.9
458929 ncm-dbt-04 568593 500 45 234 221 -138.18 ± 14.23 12 170 63 5 0 -306.84 ± 43.45
458928 ncm-dbt-01 585421 500 44 235 221 -139.81 ± 16.05 19 162 60 9 0 -293.29 ± 44.36
458927 ncm-dbt-05 578671 500 39 233 228 -142.25 ± 12.98 8 181 58 3 0 -333.32 ± 45.35
458926 ncm-dbt-03 584453 500 37 232 231 -143.07 ± 13.73 13 171 64 2 0 -321.19 ± 42.95
458925 ncm-dbt-02 588302 500 46 223 231 -128.55 ± 14.76 15 151 80 4 0 -268.17 ± 38.21
458924 ncm-dbt-04 569509 500 43 237 220 -142.25 ± 13.94 12 174 60 4 0 -321.19 ± 44.57
458923 ncm-dbt-01 584706 500 36 234 230 -145.54 ± 14.39 16 169 62 3 0 -321.19 ± 43.77
458922 ncm-dbt-03 583866 500 30 246 224 -160.64 ± 14.74 23 171 55 1 0 -356.21 ± 46.49
458921 ncm-dbt-05 580447 500 42 226 232 -134.15 ± 14.33 12 165 68 5 0 -293.29 ± 41.75
458920 ncm-dbt-02 584453 500 35 233 232 -145.54 ± 14.2 15 171 61 3 0 -324.17 ± 44.15
458919 ncm-dbt-04 566888 500 32 234 234 -148.85 ± 14.09 15 175 57 3 0 -336.46 ± 45.77
458918 ncm-dbt-01 584874 500 39 236 225 -144.71 ± 14.94 16 171 57 6 0 -318.25 ± 45.73
458917 ncm-dbt-03 588047 500 39 230 231 -139.81 ± 14.19 13 169 64 4 0 -309.64 ± 43.08
458916 ncm-dbt-05 581693 500 39 235 226 -143.89 ± 13.31 12 173 64 1 0 -327.18 ± 42.83
458915 ncm-dbt-04 567958 500 35 221 244 -135.76 ± 15.31 14 167 60 9 0 -293.29 ± 44.36
458914 ncm-dbt-02 585126 500 35 236 229 -148.02 ± 14.3 15 175 56 4 0 -333.32 ± 46.21
458913 ncm-dbt-01 584327 500 29 234 237 -151.34 ± 14.74 18 173 55 4 0 -336.46 ± 46.65
458912 ncm-dbt-03 587282 500 40 238 222 -145.54 ± 13.64 13 174 61 2 0 -330.23 ± 44.08
458911 ncm-dbt-05 582611 500 36 235 229 -146.36 ± 14.18 16 169 63 2 0 -324.17 ± 43.32
458910 ncm-dbt-02 585885 500 32 241 227 -154.7 ± 12.39 9 193 46 2 0 -381.7 ± 51.25
458909 ncm-dbt-04 569151 500 40 233 227 -141.44 ± 13.96 14 167 67 2 0 -312.48 ± 41.9
458908 ncm-dbt-01 582485 500 30 246 224 -160.64 ± 14.55 20 179 48 3 0 -366.78 ± 50.11
458907 ncm-dbt-03 586097 500 48 231 221 -133.34 ± 13.45 10 165 73 2 0 -295.94 ± 39.99
458906 ncm-dbt-05 582569 500 34 230 236 -143.89 ± 12.51 6 187 54 3 0 -346.12 ± 47.1
458905 ncm-dbt-02 585970 500 41 228 231 -136.56 ± 13.17 8 174 65 3 0 -312.48 ± 42.67
458904 ncm-dbt-01 584201 500 39 240 221 -148.02 ± 14.3 16 172 59 3 0 -330.23 ± 44.94
458903 ncm-dbt-04 563705 500 25 231 244 -152.18 ± 12.74 12 182 56 0 0 -359.67 ± 45.87
458902 ncm-dbt-03 584453 500 24 234 242 -155.54 ± 14.2 16 182 48 4 0 -359.68 ± 50.07
458901 ncm-dbt-01 584034 500 36 237 227 -148.02 ± 14.3 15 175 56 4 0 -333.32 ± 46.21
458900 ncm-dbt-05 582235 500 32 236 232 -150.51 ± 12.83 9 189 49 3 0 -363.2 ± 49.57
458899 ncm-dbt-02 585042 500 31 237 232 -152.18 ± 14.34 16 178 52 4 0 -346.12 ± 48.03
458898 ncm-dbt-04 566691 500 40 225 235 -134.95 ± 14.13 12 165 69 4 0 -295.94 ± 41.39
458897 ncm-dbt-03 585632 500 38 245 217 -153.02 ± 14.11 15 181 50 4 0 -352.8 ± 49.02
458896 ncm-dbt-04 569071 500 37 231 232 -142.25 ± 13.37 13 168 69 0 0 -318.25 ± 40.94
458895 ncm-dbt-05 579248 500 28 234 238 -152.18 ± 13.76 15 178 55 2 0 -349.43 ± 46.59
458894 ncm-dbt-01 585506 500 29 223 248 -142.25 ± 12.78 6 186 54 4 0 -339.63 ± 47.1
458893 ncm-dbt-02 586646 500 37 236 227 -146.36 ± 13.99 14 174 59 3 0 -330.23 ± 44.94

Commit

Commit ID dfc7f88650bf8bda4a381d36e209209cf63a9bcc
Author mstembera
Date 2020-11-01 07:02:40 UTC
Update default net to nn-cb26f10b1fd9.nnue Result of https://tests.stockfishchess.org/tests/view/5f9a06796a2c112b60691c0f tuning. STC LLR: 2.94 (-2.94,2.94) {-0.25,1.25} Total: 53712 W: 5776 L: 5561 D: 42375 Ptnml(0-2): 253, 4282, 17604, 4431, 286 https://tests.stockfishchess.org/tests/view/5f9c7bbc6a2c112b60691d4d LTC LLR: 2.97 (-2.94,2.94) {0.25,1.25} Total: 80184 W: 4007 L: 3739 D: 72438 Ptnml(0-2): 58, 3302, 33130, 3518, 84 https://tests.stockfishchess.org/tests/view/5f9d01f06a2c112b60691d87 closes https://github.com/official-stockfish/Stockfish/pull/3209 bench: 3517795
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