Dev Builds » 20200807-1107

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 06:32:13 583940 4004 58 2534 1412 -250.98 ± 6.39 561 1355 85 1 0 -661.37 ± 37.47
ncm-dbt-02 06:30:44 585409 4000 62 2529 1409 -250.06 ± 6.41 560 1347 93 0 0 -649.34 ± 35.76
ncm-dbt-03 06:32:09 585035 4000 67 2567 1366 -254.73 ± 6.71 600 1301 98 1 0 -636.43 ± 34.82
ncm-dbt-04 06:32:54 568835 3996 70 2545 1381 -251.54 ± 6.59 575 1329 90 4 0 -639.85 ± 36.31
ncm-dbt-05 06:32:18 581627 4000 71 2582 1347 -256.3 ± 6.69 603 1306 90 1 0 -651.27 ± 36.38
20000 328 12757 6915 -252.71 ± 2.93 2899 6638 456 7 0 -647.44 ± 15.99

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
462180 ncm-dbt-01 583112 4 0 3 1 -336.56 ± 527.33 1 1 0 0 0 -1199.83 ± 312.71
462179 ncm-dbt-04 569310 496 5 316 175 -255.88 ± 18.83 73 166 8 1 0 -674.65 ± 142.42
462178 ncm-dbt-05 579992 500 8 317 175 -250.76 ± 17.81 69 171 10 0 0 -676.04 ± 124.55
462177 ncm-dbt-03 586435 500 5 331 164 -270.57 ± 19.71 84 158 8 0 0 -715.51 ± 146.53
462176 ncm-dbt-02 584201 500 4 313 183 -250.76 ± 16.97 66 177 7 0 0 -739.05 ± 163.27
462175 ncm-dbt-01 581735 500 9 312 179 -244.09 ± 18.01 67 169 14 0 0 -616.18 ± 100.06
462174 ncm-dbt-04 567997 500 9 333 158 -268.16 ± 20.26 84 157 8 1 0 -676.08 ± 142.43
462173 ncm-dbt-05 579331 500 6 328 166 -265.77 ± 18.84 79 164 7 0 0 -739.05 ± 163.27
462172 ncm-dbt-03 587028 500 8 328 164 -263.41 ± 20.22 83 154 13 0 0 -629.41 ± 104.8
462171 ncm-dbt-02 583908 500 5 321 174 -258.74 ± 18.82 76 164 10 0 0 -676.04 ± 124.55
462170 ncm-dbt-01 583950 500 8 317 175 -250.76 ± 18.08 70 169 11 0 0 -659.13 ± 116.77
462169 ncm-dbt-05 579413 500 13 311 176 -238.65 ± 17.8 64 170 16 0 0 -592.27 ± 92.24
462168 ncm-dbt-03 582903 500 9 315 176 -247.41 ± 17.92 68 170 12 0 0 -643.67 ± 110.29
462167 ncm-dbt-04 567403 500 11 321 168 -251.89 ± 18.76 73 164 13 0 0 -629.41 ± 104.8
462166 ncm-dbt-02 583908 500 8 306 186 -238.65 ± 16.76 60 178 12 0 0 -643.67 ± 110.29
462165 ncm-dbt-01 586223 500 7 317 176 -251.89 ± 18.23 71 168 11 0 0 -659.13 ± 116.77
462164 ncm-dbt-02 586393 500 10 315 175 -246.3 ± 17.78 67 171 12 0 0 -643.67 ± 110.29
462163 ncm-dbt-04 569509 500 12 307 181 -235.44 ± 18.12 63 170 16 1 0 -571.11 ± 91.87
462162 ncm-dbt-05 581693 500 10 321 169 -253.02 ± 19.17 75 161 14 0 0 -616.18 ± 100.06
462161 ncm-dbt-03 585337 500 9 319 172 -251.89 ± 19.53 76 158 16 0 0 -592.27 ± 92.24
462160 ncm-dbt-01 583740 500 4 311 185 -248.52 ± 17.25 66 175 9 0 0 -694.7 ± 134.18
462159 ncm-dbt-02 588600 500 7 328 165 -264.59 ± 19.55 81 159 10 0 0 -676.04 ± 124.55
462158 ncm-dbt-03 586520 500 8 321 171 -255.29 ± 18.39 73 167 10 0 0 -676.04 ± 124.55
462157 ncm-dbt-04 571150 500 10 320 170 -251.89 ± 18.23 71 168 11 0 0 -659.13 ± 116.77
462156 ncm-dbt-05 584034 500 8 322 170 -256.44 ± 18.8 75 164 11 0 0 -659.13 ± 116.77
462155 ncm-dbt-01 584706 500 4 317 179 -255.29 ± 17.25 69 175 6 0 0 -766.17 ± 188.02
462154 ncm-dbt-03 583489 500 12 308 180 -236.51 ± 18.26 64 169 16 1 0 -571.11 ± 91.87
462153 ncm-dbt-02 585717 500 9 318 173 -250.76 ± 18.62 72 165 13 0 0 -629.41 ± 104.8
462152 ncm-dbt-04 566612 500 9 301 190 -232.26 ± 16.42 55 183 11 1 0 -629.43 ± 115.29
462151 ncm-dbt-05 585042 500 9 331 160 -265.78 ± 20.51 84 155 10 1 0 -643.7 ± 122.54
462150 ncm-dbt-01 582110 500 5 320 175 -257.59 ± 17.54 71 173 6 0 0 -766.17 ± 188.02
462149 ncm-dbt-02 585295 500 9 313 178 -245.19 ± 17.9 67 170 13 0 0 -629.41 ± 104.8
462148 ncm-dbt-04 569949 500 9 318 173 -250.76 ± 19.14 74 161 15 0 0 -603.84 ± 95.91
462147 ncm-dbt-03 584034 500 11 323 166 -254.15 ± 19.31 76 160 14 0 0 -616.18 ± 100.06
462146 ncm-dbt-05 583112 500 7 330 163 -266.96 ± 19.28 81 161 8 0 0 -715.51 ± 146.53
462145 ncm-dbt-01 587197 500 10 319 171 -250.76 ± 18.88 72 166 11 1 0 -629.43 ± 115.29
462144 ncm-dbt-02 585253 500 10 315 175 -246.3 ± 18.81 71 163 16 0 0 -592.27 ± 92.24
462143 ncm-dbt-03 584537 500 5 322 173 -259.9 ± 18.69 76 165 9 0 0 -694.7 ± 134.18
462142 ncm-dbt-04 568752 500 5 329 166 -268.16 ± 19.42 82 160 8 0 0 -715.51 ± 146.53
462141 ncm-dbt-05 580406 500 10 322 168 -254.15 ± 19.31 76 160 14 0 0 -616.18 ± 100.06
462140 ncm-dbt-01 582694 500 11 318 171 -248.52 ± 19.35 74 159 17 0 0 -581.38 ± 88.96

Commit

Commit ID 857e045ced9e20f202e15d825e47b3ab8241dcef
Author Sergio Vieri
Date 2020-08-07 11:07:28 UTC
Update default net to nn-9931db908a9b.nnue Net created at 20200806-1802 passed STC: https://tests.stockfishchess.org/tests/view/5f2d00b461e3b6af64881f21 LLR: 2.94 (-2.94,2.94) {-0.50,1.50} Total: 6672 W: 1052 L: 898 D: 4722 Ptnml(0-2): 63, 600, 1868, 730, 75 passed LTC: https://tests.stockfishchess.org/tests/view/5f2d052a61e3b6af64881f29 LLR: 2.96 (-2.94,2.94) {0.25,1.75} Total: 7576 W: 573 L: 463 D: 6540 Ptnml(0-2): 8, 392, 2889, 480, 19 closes https://github.com/official-stockfish/Stockfish/pull/2923 Bench: 4390086
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