Dev Builds » 20200703-1907

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 06:30:29 581558 3976 59 2541 1376 -254.3 ± 6.43 571 1340 77 0 0 -681.78 ± 39.42
ncm-dbt-02 06:31:30 587039 4016 74 2544 1398 -249.11 ± 6.5 567 1337 103 1 0 -628.44 ± 33.94
ncm-dbt-03 06:30:28 586024 4018 80 2527 1411 -245.76 ± 6.38 547 1353 109 0 0 -621.85 ± 32.96
ncm-dbt-04 06:31:02 566867 3990 63 2531 1396 -251.07 ± 6.47 564 1342 87 2 0 -652.76 ± 37.01
ncm-dbt-05 06:28:56 582323 4000 60 2584 1356 -258.17 ± 6.75 614 1297 88 1 0 -655.17 ± 36.8
20000 336 12727 6937 -251.64 ± 2.91 2863 6669 464 4 0 -646.69 ± 15.85

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
444397 ncm-dbt-02 588004 16 0 12 4 -337.67 ± 166.31 4 4 0 0 0 -1199.83 ± 190.04
444396 ncm-dbt-03 587707 18 0 14 4 -360.86 ± 178.19 5 4 0 0 0 -1199.83 ± 179.72
444395 ncm-dbt-01 580157 476 6 301 169 -251.74 ± 17.93 65 165 8 0 0 -706.82 ± 146.45
444394 ncm-dbt-04 567561 490 6 303 181 -244.16 ± 16.61 60 177 8 0 0 -711.94 ± 146.5
444393 ncm-dbt-02 585421 500 10 323 167 -255.29 ± 19.19 76 161 13 0 0 -629.41 ± 104.8
444392 ncm-dbt-05 583405 500 6 322 172 -258.74 ± 19.36 78 160 12 0 0 -643.67 ± 110.29
444391 ncm-dbt-03 586520 500 16 315 169 -239.73 ± 18.69 68 163 19 0 0 -561.34 ± 83.33
444390 ncm-dbt-01 582652 500 13 313 174 -240.82 ± 18.09 66 168 16 0 0 -592.27 ± 92.24
444389 ncm-dbt-04 568713 500 7 319 174 -254.15 ± 18.52 73 166 11 0 0 -659.13 ± 116.77
444388 ncm-dbt-05 582193 500 11 318 171 -248.52 ± 18.85 72 163 15 0 0 -603.84 ± 95.91
444387 ncm-dbt-02 585928 500 6 309 185 -244.09 ± 17.75 66 171 13 0 0 -629.41 ± 104.8
444386 ncm-dbt-03 582861 500 14 317 169 -244.09 ± 19.51 73 157 20 0 0 -552.07 ± 80.89
444385 ncm-dbt-01 581693 500 5 321 174 -258.74 ± 17.98 73 170 7 0 0 -739.05 ± 163.27
444384 ncm-dbt-04 563822 500 6 329 165 -266.96 ± 19.28 81 161 8 0 0 -715.51 ± 146.53
444383 ncm-dbt-03 582611 500 8 311 181 -244.09 ± 17.22 64 175 11 0 0 -659.13 ± 116.77
444382 ncm-dbt-05 582235 500 8 325 167 -259.9 ± 20.04 81 155 14 0 0 -616.18 ± 100.06
444381 ncm-dbt-02 587155 500 10 321 169 -253.02 ± 19.42 76 159 15 0 0 -603.84 ± 95.91
444380 ncm-dbt-01 581818 500 7 329 164 -265.77 ± 19.69 82 158 10 0 0 -676.04 ± 124.55
444379 ncm-dbt-04 567958 500 6 310 184 -245.19 ± 16.53 62 180 8 0 0 -715.51 ± 146.53
444378 ncm-dbt-03 586350 500 12 314 174 -243.0 ± 17.61 65 172 13 0 0 -629.41 ± 104.8
444377 ncm-dbt-05 583279 500 5 324 171 -262.24 ± 18.12 75 169 6 0 0 -766.17 ± 188.02
444376 ncm-dbt-02 587409 500 10 322 168 -254.15 ± 18.78 74 164 12 0 0 -643.67 ± 110.29
444375 ncm-dbt-01 576251 500 12 312 176 -240.82 ± 17.32 63 174 13 0 0 -629.41 ± 104.8
444374 ncm-dbt-04 566730 500 8 320 172 -254.15 ± 19.05 75 162 13 0 0 -629.41 ± 104.8
444373 ncm-dbt-03 585674 500 7 316 177 -250.76 ± 17.81 69 171 10 0 0 -676.04 ± 124.55
444372 ncm-dbt-05 579578 500 8 324 168 -258.74 ± 19.36 78 160 12 0 0 -643.67 ± 110.29
444371 ncm-dbt-02 585717 500 11 312 177 -241.91 ± 17.98 66 169 15 0 0 -603.84 ± 95.91
444370 ncm-dbt-01 580987 500 6 322 172 -258.74 ± 17.98 73 170 7 0 0 -739.05 ± 163.27
444369 ncm-dbt-04 567324 500 13 316 171 -244.09 ± 19.02 71 161 18 0 0 -571.09 ± 86.01
444368 ncm-dbt-05 583908 500 8 318 174 -251.89 ± 18.76 72 167 10 1 0 -643.7 ± 122.54
444367 ncm-dbt-03 585126 500 9 307 184 -238.65 ± 17.29 62 174 14 0 0 -616.18 ± 100.06
444366 ncm-dbt-02 589069 500 13 312 175 -239.73 ± 17.69 64 171 15 0 0 -603.84 ± 95.91
444365 ncm-dbt-01 584076 500 5 317 178 -254.15 ± 17.68 70 172 8 0 0 -715.51 ± 146.53
444364 ncm-dbt-04 566651 500 9 314 177 -246.3 ± 18.56 69 168 12 1 0 -616.2 ± 109.19
444363 ncm-dbt-02 587664 500 8 309 183 -241.91 ± 17.2 63 175 12 0 0 -643.67 ± 110.29
444362 ncm-dbt-05 579744 500 4 316 180 -254.15 ± 16.81 67 178 5 0 0 -798.18 ± 231.48
444361 ncm-dbt-03 589539 500 7 313 180 -247.41 ± 18.44 70 166 14 0 0 -616.18 ± 100.06
444360 ncm-dbt-01 584832 500 5 326 169 -264.59 ± 18.98 79 163 8 0 0 -715.51 ± 146.53
444359 ncm-dbt-04 566178 500 8 320 172 -254.16 ± 18.78 73 167 9 1 0 -659.17 ± 131.36
444358 ncm-dbt-03 587834 500 7 320 173 -255.29 ± 17.83 71 171 8 0 0 -715.51 ± 146.53
444357 ncm-dbt-05 584243 500 10 337 153 -271.78 ± 21.52 91 145 14 0 0 -616.18 ± 100.06
444356 ncm-dbt-02 586985 500 6 324 170 -261.07 ± 19.38 78 163 8 1 0 -676.08 ± 142.43

Commit

Commit ID fb83da0892c183690ddeb1f7c3dbf6779b12707a
Author Joost VandeVondele
Date 2020-07-03 19:07:17 UTC
Set UCI_ShowWDL by default to false UCI_ShowWDL might not be shown by GUIs that don't know the option, but crash on the WDL output, effectively making it hard for users to turn it off and run the engine. This sets it by default to false. fixes https://github.com/official-stockfish/Stockfish/issues/2787 closes https://github.com/official-stockfish/Stockfish/pull/2788 No functional change.
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