Dev Builds » 20121005-0628

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 7. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games Wins Losses Draws Elo
ncm-et-3 08:42:43 1997220 3676 71 2507 1098 -277.1 +/- 10.26
ncm-et-4 08:43:12 1996724 3627 84 2473 1070 -274.63 +/- 10.41
ncm-et-9 08:42:41 1998138 3686 56 2572 1058 -289.74 +/- 10.45
ncm-et-10 04:01:19 1963172 1650 47 1119 484 -269.18 +/- 15.5
ncm-et-13 08:42:46 1996949 3686 74 2546 1066 -282.09 +/- 10.42
ncm-et-15 08:42:39 1997737 3675 73 2519 1083 -278.91 +/- 10.34
20000 405 13736 5859 -279.52 +/- 4.44

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
116910 ncm-et-10 2020-02-22 16:06 00:22:27 1954500 150 3 108 39 -301.33 +/- 55.66
116909 ncm-et-4 2020-02-22 16:05 00:23:33 1963228 159 3 105 51 -264.31 +/- 48.16
116908 ncm-et-15 2020-02-22 16:04 00:24:30 1977163 171 2 114 55 -272.37 +/- 46.16
116907 ncm-et-9 2020-02-22 16:04 00:24:45 1963994 169 4 117 48 -280.82 +/- 49.92
116906 ncm-et-3 2020-02-22 16:03 00:25:25 1962609 171 8 111 52 -242.1 +/- 47.79
116905 ncm-et-13 2020-02-22 16:03 00:25:44 1960465 180 6 126 48 -279.59 +/- 49.89
116904 ncm-et-4 2020-02-22 14:52 01:12:14 1970184 500 12 349 139 -284.22 +/- 29.03
116903 ncm-et-10 2020-02-22 14:51 01:13:46 1960162 500 16 336 148 -263.42 +/- 28.12
116902 ncm-et-9 2020-02-22 14:51 01:11:37 1968332 500 12 342 146 -275.45 +/- 28.31
116901 ncm-et-15 2020-02-22 14:51 01:11:55 1971890 500 15 337 148 -265.78 +/- 28.12
116900 ncm-et-3 2020-02-22 14:51 01:11:10 1963387 500 8 332 160 -268.17 +/- 26.89
116899 ncm-et-13 2020-02-22 14:50 01:11:49 1962461 500 10 337 153 -271.78 +/- 27.59
116898 ncm-et-10 2020-02-22 13:38 01:11:46 1966929 500 13 342 145 -274.22 +/- 28.41
116897 ncm-et-9 2020-02-22 13:38 01:12:16 1972804 500 9 349 142 -288.06 +/- 28.68
116896 ncm-et-4 2020-02-22 13:38 01:12:57 1967396 500 15 340 145 -269.37 +/- 28.42
116895 ncm-et-15 2020-02-22 13:37 01:12:35 1964457 500 10 344 146 -280.42 +/- 28.28
116894 ncm-et-3 2020-02-22 13:36 01:13:39 1964149 500 11 322 167 -253.02 +/- 26.35
116893 ncm-et-13 2020-02-22 13:36 01:13:01 1960162 500 13 354 133 -289.36 +/- 29.7
116892 ncm-et-4 2020-02-22 12:24 01:12:13 1975605 500 9 337 154 -273.0 +/- 27.48
116891 ncm-et-15 2020-02-22 12:24 01:12:06 1972190 500 13 339 148 -270.57 +/- 28.11
116890 ncm-et-9 2020-02-22 12:24 01:12:36 1960921 500 6 334 160 -273.0 +/- 26.83
116889 ncm-et-13 2020-02-22 12:24 01:10:40 1960771 500 10 339 151 -274.22 +/- 27.78
116888 ncm-et-10 2020-02-22 12:24 01:13:20 1971098 500 15 333 152 -261.07 +/- 27.74
116887 ncm-et-3 2020-02-22 12:24 01:10:57 1961231 500 12 341 147 -274.22 +/- 28.2
44442 ncm-et-15 2018-07-03 19:02 00:01:10 2020347 4 0 3 1 -337.69 +/- 541.44
44441 ncm-et-3 2018-07-03 19:02 00:01:08 2025572 5 0 3 2 -240.65 +/- 570.11
44440 ncm-et-13 2018-07-03 19:02 00:01:09 2024917 6 0 4 2 -279.41 +/- 548.26
44439 ncm-et-9 2018-07-03 19:00 00:02:44 2021488 17 0 15 2 -481.47 +/- 438.97
44438 ncm-et-4 2018-07-03 17:56 01:06:33 2025081 468 11 320 137 -275.61 +/- 29.23
44437 ncm-et-15 2018-07-03 17:51 01:09:16 2017096 500 7 345 148 -285.49 +/- 28.02
44436 ncm-et-3 2018-07-03 17:51 01:09:58 2025572 500 8 357 135 -299.97 +/- 29.44
44435 ncm-et-13 2018-07-03 17:50 01:10:13 2026064 500 6 352 142 -295.94 +/- 28.61
44434 ncm-et-9 2018-07-03 17:50 01:09:33 2026226 500 5 338 157 -279.17 +/- 27.07
44433 ncm-et-4 2018-07-03 16:43 01:12:31 2025244 500 6 347 147 -289.36 +/- 28.09
44432 ncm-et-15 2018-07-03 16:41 01:09:46 2019696 500 11 319 170 -249.64 +/- 26.1
44431 ncm-et-3 2018-07-03 16:40 01:09:46 2025081 500 7 343 150 -282.94 +/- 27.82
44430 ncm-et-13 2018-07-03 16:39 01:10:22 2026063 500 11 338 151 -271.78 +/- 27.8
44429 ncm-et-9 2018-07-03 16:39 01:09:41 2026063 500 5 368 127 -319.72 +/- 30.33
44428 ncm-et-4 2018-07-03 15:31 01:10:43 2022303 500 15 337 148 -265.78 +/- 28.12
44427 ncm-et-15 2018-07-03 15:29 01:10:12 2016937 500 8 361 131 -305.45 +/- 29.9
44426 ncm-et-13 2018-07-03 15:28 01:09:25 2027866 500 6 345 149 -286.77 +/- 27.89
44425 ncm-et-9 2018-07-03 15:28 01:09:56 2025737 500 8 353 139 -294.61 +/- 28.99
44424 ncm-et-3 2018-07-03 15:28 01:11:07 2025081 500 6 343 151 -284.22 +/- 27.69
44423 ncm-et-4 2018-07-03 14:17 01:12:28 2024754 500 13 338 149 -269.37 +/- 28.02
44422 ncm-et-9 2018-07-03 14:17 01:09:33 2017679 500 7 356 137 -299.97 +/- 29.19
44421 ncm-et-15 2018-07-03 14:17 01:11:09 2019859 500 7 357 136 -301.33 +/- 29.3
44420 ncm-et-3 2018-07-03 14:17 01:09:33 2022303 500 11 355 134 -293.29 +/- 29.58
44419 ncm-et-13 2018-07-03 14:17 01:10:23 2023772 500 12 351 137 -286.77 +/- 29.25

Commit

Commit ID c9f9262a499131ed169035f0faa943fed3ece153
Author Marco Costalba
Date 2012-10-05 06:28:23 UTC
Add experimental contempt factor This is very crude and very basic: simply in case of a draw for repetition or 50 moves rule return a negative score instead of zero according to the contempt factor (in centipawns). If contempt is positive engine will try to avoid draws (to use with weaker opponents), if negative engine will try to draw. If zero (default) there are no changes. No functional change.
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