Dev Builds » 20200709-2001

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 06:29:02 583795 4004 67 2564 1373 -253.95 ± 6.6 589 1320 92 1 0 -647.62 ± 35.97
ncm-dbt-02 06:28:47 586376 4000 65 2520 1415 -248.39 ± 6.45 555 1348 94 3 0 -636.43 ± 35.55
ncm-dbt-03 06:27:30 585858 4000 76 2548 1376 -250.77 ± 6.59 575 1325 97 3 0 -631.16 ± 34.98
ncm-dbt-04 06:28:53 568307 4006 77 2570 1359 -253.2 ± 6.75 598 1300 102 3 0 -622.97 ± 34.1
ncm-dbt-05 06:29:47 582352 3990 55 2581 1354 -259.38 ± 6.72 613 1301 80 1 0 -671.26 ± 38.66
20000 340 12783 6877 -253.11 ± 2.96 2930 6594 465 11 0 -641.12 ± 15.83

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
462524 ncm-dbt-01 581111 4 0 2 2 -190.27 ± 27.79 0 2 0 0 0 -1199.83 ± 312.71
462523 ncm-dbt-04 568792 6 0 4 2 -278.86 ± 222.92 1 2 0 0 0 -1199.83 ± 276.48
462522 ncm-dbt-05 584369 490 7 328 155 -272.45 ± 21.06 87 147 11 0 0 -655.55 ± 116.74
462521 ncm-dbt-02 586646 500 8 311 181 -244.09 ± 18.52 69 165 16 0 0 -592.27 ± 92.24
462520 ncm-dbt-03 587282 500 8 325 167 -259.9 ± 19.24 78 161 11 0 0 -659.13 ± 116.77
462519 ncm-dbt-01 581569 500 10 317 173 -248.52 ± 20.79 79 150 20 1 0 -534.8 ± 80.8
462518 ncm-dbt-04 567680 500 8 304 188 -236.51 ± 16.2 57 182 11 0 0 -659.13 ± 116.77
462517 ncm-dbt-05 583824 500 10 325 165 -257.59 ± 19.49 78 159 13 0 0 -629.41 ± 104.8
462516 ncm-dbt-02 588515 500 11 315 174 -245.2 ± 18.92 70 165 14 1 0 -592.29 ± 99.42
462515 ncm-dbt-03 587834 500 10 322 168 -254.16 ± 19.57 76 161 12 1 0 -616.2 ± 109.19
462514 ncm-dbt-01 584958 500 5 315 180 -251.89 ± 17.11 67 176 7 0 0 -739.05 ± 163.27
462513 ncm-dbt-04 569310 500 7 317 176 -251.89 ± 19.28 74 163 12 1 0 -616.2 ± 109.19
462512 ncm-dbt-05 581985 500 7 326 167 -262.24 ± 19.26 79 161 10 0 0 -676.04 ± 124.55
462511 ncm-dbt-02 586943 500 8 316 176 -249.64 ± 18.47 71 166 13 0 0 -629.41 ± 104.8
462510 ncm-dbt-03 586393 500 11 314 175 -244.09 ± 17.75 66 171 13 0 0 -629.41 ± 104.8
462509 ncm-dbt-01 583908 500 7 316 177 -250.76 ± 17.53 68 173 9 0 0 -694.7 ± 134.18
462508 ncm-dbt-04 566967 500 13 325 162 -254.15 ± 19.05 75 162 13 0 0 -629.41 ± 104.8
462507 ncm-dbt-02 582360 500 12 323 165 -253.02 ± 19.42 76 159 15 0 0 -603.84 ± 95.91
462506 ncm-dbt-05 581902 500 5 325 170 -263.41 ± 18.55 77 166 7 0 0 -739.05 ± 163.27
462505 ncm-dbt-03 586097 500 4 317 179 -255.3 ± 18.66 73 168 8 1 0 -676.08 ± 142.43
462504 ncm-dbt-01 584201 500 8 311 181 -244.09 ± 16.67 62 179 9 0 0 -694.7 ± 134.18
462503 ncm-dbt-04 568474 500 9 325 166 -258.75 ± 20.15 80 157 12 1 0 -616.2 ± 109.19
462502 ncm-dbt-02 586646 500 6 317 177 -253.02 ± 18.1 70 172 7 1 0 -694.74 ± 156.93
462501 ncm-dbt-03 587622 500 14 309 177 -235.44 ± 17.87 63 169 18 0 0 -571.09 ± 86.01
462500 ncm-dbt-05 578959 500 6 322 172 -258.75 ± 19.36 77 163 9 1 0 -659.17 ± 131.36
462499 ncm-dbt-04 567442 500 12 322 166 -251.89 ± 19.53 76 158 16 0 0 -592.27 ± 92.24
462498 ncm-dbt-01 582402 500 6 324 170 -261.07 ± 19.38 79 160 11 0 0 -659.13 ± 116.77
462497 ncm-dbt-03 584327 500 14 307 179 -233.32 ± 18.07 63 167 20 0 0 -552.07 ± 80.89
462496 ncm-dbt-02 585379 500 6 304 190 -238.65 ± 16.49 59 180 11 0 0 -659.13 ± 116.77
462495 ncm-dbt-05 586097 500 11 315 174 -245.19 ± 18.41 69 166 15 0 0 -603.84 ± 95.91
462494 ncm-dbt-01 585506 500 10 336 154 -270.57 ± 20.56 87 152 11 0 0 -659.13 ± 116.77
462493 ncm-dbt-04 569350 500 16 327 157 -253.02 ± 21.14 82 148 19 1 0 -543.25 ± 83.19
462492 ncm-dbt-03 583070 500 9 333 158 -268.16 ± 19.99 84 156 10 0 0 -676.04 ± 124.55
462491 ncm-dbt-05 580655 500 5 325 170 -263.41 ± 18.55 77 166 7 0 0 -739.05 ± 163.27
462490 ncm-dbt-01 585421 500 10 318 172 -249.64 ± 18.47 71 166 13 0 0 -629.41 ± 104.8
462489 ncm-dbt-02 587367 500 10 325 165 -257.59 ± 18.95 76 163 11 0 0 -659.13 ± 116.77
462488 ncm-dbt-04 567799 500 8 327 165 -262.24 ± 19.26 79 161 10 0 0 -676.04 ± 124.55
462487 ncm-dbt-03 584243 500 6 321 173 -257.59 ± 18.12 72 172 5 1 0 -739.1 ± 208.89
462486 ncm-dbt-04 568951 500 4 319 177 -257.59 ± 18.4 74 167 9 0 0 -694.7 ± 134.18
462485 ncm-dbt-01 585084 500 11 325 164 -256.44 ± 19.07 76 162 12 0 0 -643.67 ± 110.29
462484 ncm-dbt-02 587155 500 4 309 187 -246.3 ± 17.23 64 178 7 1 0 -694.74 ± 156.93
462483 ncm-dbt-05 581028 500 4 315 181 -253.02 ± 17.54 69 173 8 0 0 -715.51 ± 146.53

Commit

Commit ID 4006f2c9132db034a27a94be33070d6aaab75b24
Author Joost VandeVondele
Date 2020-07-09 20:01:06 UTC
Small cleanups closes https://github.com/official-stockfish/Stockfish/pull/2772 No functional change
Copyright 2011–2026 Next Chess Move LLC