Dev Builds » 20120914-0805

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 08:53:30 1976221 3682 69 2489 1124 -273.77 +/- 10.13
ncm-et-4 08:54:38 1972503 3671 72 2505 1094 -277.16 +/- 10.28
ncm-et-9 08:51:05 1979188 3666 73 2471 1122 -271.86 +/- 10.15
ncm-et-10 08:50:08 1963787 3660 70 2510 1080 -279.59 +/- 10.35
ncm-et-13 04:02:08 1957255 1636 31 1125 480 -280.87 +/- 15.54
ncm-et-15 08:51:20 1975323 3685 85 2494 1106 -271.62 +/- 10.23
20000 400 13594 6006 -275.27 +/- 4.39

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
117519 ncm-et-9 2020-02-27 17:44 01:10:55 1968634 500 14 342 144 -273.0 +/- 28.52
117518 ncm-et-3 2020-02-27 17:43 01:14:11 1965236 500 10 336 154 -270.57 +/- 27.5
117517 ncm-et-15 2020-02-27 17:43 01:12:18 1963996 500 13 322 165 -250.77 +/- 26.56
117516 ncm-et-4 2020-02-27 17:43 01:15:49 1927314 500 11 341 148 -275.45 +/- 28.09
117515 ncm-et-10 2020-02-27 17:42 01:12:14 1960179 500 13 318 169 -246.3 +/- 26.22
117514 ncm-et-3 2020-02-27 16:30 01:12:28 1962457 500 12 329 159 -259.91 +/- 27.07
117513 ncm-et-10 2020-02-27 16:29 01:11:48 1964460 500 12 337 151 -269.37 +/- 27.81
117512 ncm-et-4 2020-02-27 16:29 01:12:55 1963227 500 10 331 159 -264.6 +/- 27.03
117511 ncm-et-9 2020-02-27 16:28 01:14:34 1965534 500 12 335 153 -266.97 +/- 27.62
117510 ncm-et-15 2020-02-27 16:28 01:14:16 1974047 500 15 345 140 -275.45 +/- 28.93
117509 ncm-et-3 2020-02-27 15:16 01:12:54 1961843 500 9 333 158 -268.17 +/- 27.1
117508 ncm-et-9 2020-02-27 15:16 01:11:17 1970488 500 5 338 157 -279.17 +/- 27.07
117507 ncm-et-4 2020-02-27 15:15 01:12:08 1961391 500 14 333 153 -262.24 +/- 27.64
117506 ncm-et-10 2020-02-27 15:15 01:12:12 1960794 500 11 336 153 -269.37 +/- 27.61
117505 ncm-et-15 2020-02-27 15:15 01:11:16 1964004 500 12 343 145 -276.69 +/- 28.41
117504 ncm-et-4 2020-02-27 14:03 01:11:48 1970801 500 10 353 137 -291.97 +/- 29.24
117503 ncm-et-3 2020-02-27 14:03 01:12:06 1961995 500 8 337 155 -274.22 +/- 27.36
117502 ncm-et-15 2020-02-27 14:02 01:11:40 1972968 500 8 335 157 -271.78 +/- 27.17
117501 ncm-et-9 2020-02-27 14:02 01:12:06 1972339 500 5 337 158 -277.93 +/- 26.98
117500 ncm-et-10 2020-02-27 14:02 01:12:00 1968312 500 6 338 156 -277.93 +/- 27.2
45019 ncm-et-13 2018-07-08 21:36 00:19:41 1989875 136 1 92 43 -281.13 +/- 52.28
45018 ncm-et-10 2018-07-08 21:33 00:23:15 1982008 160 3 107 50 -269.37 +/- 48.7
45017 ncm-et-9 2018-07-08 21:31 00:25:01 1991772 166 3 108 55 -259.06 +/- 46.25
45016 ncm-et-4 2018-07-08 21:31 00:25:01 1988614 171 3 117 51 -279.59 +/- 48.26
45015 ncm-et-3 2018-07-08 21:30 00:26:13 1987983 182 2 125 55 -285.38 +/- 46.26
45014 ncm-et-15 2018-07-08 21:28 00:27:15 1980601 185 6 123 56 -259.0 +/- 46.08
45013 ncm-et-13 2018-07-08 20:21 01:14:29 1936958 500 12 349 139 -284.22 +/- 29.03
45012 ncm-et-10 2018-07-08 20:20 01:11:48 1981079 500 9 360 131 -302.7 +/- 29.91
45011 ncm-et-4 2018-07-08 20:19 01:11:14 1989243 500 7 343 150 -282.94 +/- 27.82
45010 ncm-et-9 2018-07-08 20:17 01:12:39 1985778 500 10 327 163 -259.91 +/- 26.67
45009 ncm-et-3 2018-07-08 20:16 01:12:40 1991139 500 9 338 153 -274.22 +/- 27.57
45008 ncm-et-15 2018-07-08 20:15 01:12:39 1980446 500 10 349 141 -286.77 +/- 28.8
45007 ncm-et-13 2018-07-08 19:07 01:12:57 1953648 500 5 350 145 -294.61 +/- 28.26
45006 ncm-et-9 2018-07-08 19:04 01:12:06 1988454 500 12 342 146 -275.45 +/- 28.31
45005 ncm-et-10 2018-07-08 19:04 01:14:31 1942478 500 6 340 154 -280.42 +/- 27.4
45004 ncm-et-4 2018-07-08 19:04 01:13:35 1989402 500 7 348 145 -289.36 +/- 28.32
45003 ncm-et-15 2018-07-08 19:03 01:10:44 1983106 500 9 342 149 -279.17 +/- 27.96
45002 ncm-et-3 2018-07-08 19:02 01:12:17 1990508 500 11 350 139 -286.77 +/- 29.03
45001 ncm-et-10 2018-07-08 17:51 01:12:20 1950992 500 10 374 116 -321.19 +/- 31.84
45000 ncm-et-9 2018-07-08 17:51 01:12:27 1990509 500 12 342 146 -275.45 +/- 28.31
44999 ncm-et-13 2018-07-08 17:51 01:15:01 1948539 500 13 334 153 -264.6 +/- 27.63
44998 ncm-et-3 2018-07-08 17:51 01:10:41 1988613 500 8 341 151 -279.17 +/- 27.74
44997 ncm-et-4 2018-07-08 17:51 01:12:08 1990034 500 10 339 151 -274.22 +/- 27.78
44996 ncm-et-15 2018-07-08 17:51 01:11:12 1983420 500 12 335 153 -266.97 +/- 27.62

Commit

Commit ID 6008f6538e9c3912c88e89d77ef3e3d3351a6e55
Author Marco Costalba
Date 2012-09-14 08:05:46 UTC
Don't exit earlier from aspiration window loop Currently we exit the loop when abs(bestValue) >= VALUE_KNOWN_WIN but there is no logical reason for this. It seems more natural to re-search again with full open window. This has practically no impact in most cases, we have a 'no functional change' running 'bench' command.
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