Dev Builds » 20170317-2146

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 06:17:46 585532 4006 17 2937 1052 -321.86 ± 8.46 940 1040 23 0 0 -895.38 ± 75.32
ncm-dbt-02 06:15:41 587432 4000 23 2997 980 -332.93 ± 8.98 1002 970 28 0 0 -860.73 ± 67.48
ncm-dbt-03 06:17:41 586058 4000 18 2989 993 -332.35 ± 8.86 993 985 22 0 0 -902.88 ± 77.24
ncm-dbt-04 06:16:50 568884 3994 13 2948 1033 -326.31 ± 8.6 958 1019 20 0 0 -919.26 ± 81.57
ncm-dbt-05 06:17:19 582215 4000 16 2976 1008 -330.23 ± 8.81 983 995 21 1 0 -895.13 ± 79.0
20000 87 14847 5066 -328.7 ± 3.91 4876 5009 114 1 0 -893.62 ± 32.25

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
474374 ncm-dbt-01 585337 6 0 5 1 -415.05 ± 489.74 2 1 0 0 0 -1199.83 ± 276.48
474373 ncm-dbt-04 569949 494 0 371 123 -338.83 ± 24.96 124 123 0 0 0 -1199.83 ± 0.0
474372 ncm-dbt-02 586604 500 2 372 126 -330.22 ± 25.01 123 124 3 0 0 -887.58 ± 222.18
474371 ncm-dbt-05 579496 500 1 370 129 -328.69 ± 24.47 121 127 2 0 0 -958.31 ± 196.57
474370 ncm-dbt-03 585970 500 1 378 121 -341.23 ± 25.47 128 121 1 0 0 -1078.89 ± 154.95
474369 ncm-dbt-01 583279 500 4 355 141 -302.69 ± 22.58 106 139 5 0 0 -798.18 ± 231.48
474368 ncm-dbt-04 570308 500 1 372 127 -331.76 ± 25.19 124 123 3 0 0 -887.58 ± 222.18
474367 ncm-dbt-01 586223 500 1 379 120 -342.84 ± 25.65 129 120 1 0 0 -1078.89 ± 154.95
474366 ncm-dbt-03 588132 500 3 354 143 -302.69 ± 22.25 105 141 4 0 0 -837.28 ± 240.94
474365 ncm-dbt-02 586689 500 3 373 124 -330.22 ± 25.38 124 122 4 0 0 -837.28 ± 240.94
474364 ncm-dbt-05 579909 500 5 360 135 -308.23 ± 23.21 110 135 5 0 0 -798.18 ± 231.48
474363 ncm-dbt-04 570629 500 3 388 109 -354.49 ± 28.18 139 107 4 0 0 -837.28 ± 240.94
474362 ncm-dbt-01 586562 500 3 370 127 -325.66 ± 24.5 120 127 3 0 0 -887.58 ± 222.18
474361 ncm-dbt-02 586646 500 2 372 126 -330.22 ± 25.38 124 122 4 0 0 -837.28 ± 240.94
474360 ncm-dbt-03 585885 500 2 380 118 -342.84 ± 26.44 131 116 3 0 0 -887.58 ± 222.18
474359 ncm-dbt-05 583447 500 2 357 141 -308.23 ± 23.86 111 134 4 1 0 -766.23 ± 273.11
474358 ncm-dbt-04 569549 500 1 366 133 -322.66 ± 23.8 117 131 2 0 0 -958.31 ± 196.57
474357 ncm-dbt-02 589411 500 4 373 123 -328.69 ± 25.21 123 123 4 0 0 -837.28 ± 240.94
474356 ncm-dbt-01 583614 500 2 372 126 -330.22 ± 25.01 123 124 3 0 0 -887.58 ± 222.18
474355 ncm-dbt-05 585632 500 2 375 123 -334.87 ± 25.16 125 123 2 0 0 -958.31 ± 196.57
474354 ncm-dbt-03 587070 500 2 370 128 -327.17 ± 24.3 120 128 2 0 0 -958.31 ± 196.57
474353 ncm-dbt-04 567799 500 3 366 131 -319.71 ± 24.53 118 127 5 0 0 -798.18 ± 231.48
474352 ncm-dbt-02 587919 500 2 366 132 -321.18 ± 23.64 116 132 2 0 0 -958.31 ± 196.57
474351 ncm-dbt-05 581818 500 0 384 116 -352.78 ± 26.32 134 116 0 0 0 -1199.83 ± 0.0
474350 ncm-dbt-01 585717 500 2 369 129 -325.66 ± 24.5 120 127 3 0 0 -887.58 ± 222.18
474349 ncm-dbt-03 586308 500 3 364 133 -316.79 ± 23.85 115 131 4 0 0 -837.28 ± 240.94
474348 ncm-dbt-04 566770 500 3 360 137 -311.05 ± 23.2 111 135 4 0 0 -837.28 ± 240.94
474347 ncm-dbt-02 588302 500 2 390 108 -359.67 ± 27.95 140 108 2 0 0 -958.31 ± 196.57
474346 ncm-dbt-05 581693 500 3 379 118 -339.62 ± 26.46 130 116 4 0 0 -837.28 ± 240.94
474345 ncm-dbt-03 585885 500 1 378 121 -341.23 ± 25.87 129 119 2 0 0 -958.31 ± 196.57
474344 ncm-dbt-01 585295 500 1 356 143 -308.23 ± 22.54 108 139 3 0 0 -887.58 ± 222.18
474343 ncm-dbt-04 567640 500 2 374 124 -333.31 ± 24.99 124 124 2 0 0 -958.31 ± 196.57
474342 ncm-dbt-02 586604 500 2 382 116 -346.11 ± 26.81 133 114 3 0 0 -887.58 ± 222.18
474341 ncm-dbt-05 581777 500 2 383 115 -347.76 ± 26.6 133 115 2 0 0 -958.31 ± 196.57
474340 ncm-dbt-03 582652 500 4 386 110 -349.42 ± 27.59 136 110 4 0 0 -837.28 ± 240.94
474339 ncm-dbt-01 587707 500 3 360 137 -311.05 ± 23.2 111 135 4 0 0 -837.28 ± 240.94
474338 ncm-dbt-02 587282 500 6 369 125 -319.71 ± 24.87 119 125 6 0 0 -766.17 ± 188.02
474337 ncm-dbt-04 568434 500 0 351 149 -302.69 ± 20.9 101 149 0 0 0 -1199.83 ± 0.0
474336 ncm-dbt-05 583950 500 1 368 131 -325.66 ± 24.14 119 129 2 0 0 -958.31 ± 196.57
474335 ncm-dbt-03 586562 500 2 379 119 -341.23 ± 25.87 129 119 2 0 0 -958.31 ± 196.57
474334 ncm-dbt-01 586054 500 1 371 128 -330.22 ± 24.26 121 128 1 0 0 -1078.89 ± 154.95

Commit

Commit ID c80d52c845357db880817d6ed91d02986b5d5384
Author Joost VandeVondele
Date 2017-03-17 21:46:47 UTC
History stat bonus: Move condition to bonus calculation about 0.5% speedup. No functional change Closes #1034
Copyright 2011–2026 Next Chess Move LLC