Dev Builds » 20121231-1034

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 06:38:59 1990520 2775 50 1866 859 -272.04 +/- 11.59
ncm-et-4 06:38:48 1988703 2780 51 1904 825 -279.51 +/- 11.84
ncm-et-7 02:38:25 2023392 1112 24 749 339 -270.56 +/- 18.5
ncm-et-9 06:38:58 1986724 2775 42 1927 806 -287.6 +/- 11.97
ncm-et-10 06:39:07 1987798 2788 45 1895 848 -277.65 +/- 11.66
ncm-et-11 02:38:16 2025136 1099 16 779 304 -297.46 +/- 19.53
ncm-et-12 02:38:04 1995127 1106 21 766 319 -283.96 +/- 19.08
ncm-et-13 06:39:04 1994546 2784 50 1922 812 -283.21 +/- 11.93
ncm-et-15 06:38:29 1983152 2781 53 1897 831 -277.35 +/- 11.8
20000 352 13705 5943 -280.2 +/- 4.41

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
113864 ncm-et-13 2020-01-31 04:30 00:23:22 1965850 157 4 107 46 -273.03 +/- 51.01
113863 ncm-et-9 2020-01-31 04:30 00:23:40 1974981 167 3 124 40 -318.65 +/- 54.99
113862 ncm-et-4 2020-01-31 04:29 00:24:29 1967560 168 4 115 49 -275.89 +/- 49.37
113861 ncm-et-10 2020-01-31 04:29 00:24:35 1963862 170 4 116 50 -274.73 +/- 48.85
113860 ncm-et-3 2020-01-31 04:29 00:24:39 1959853 165 4 118 43 -295.21 +/- 52.9
113859 ncm-et-15 2020-01-31 04:28 00:25:10 1978566 173 4 119 50 -278.39 +/- 48.86
113858 ncm-et-13 2020-01-31 03:18 01:10:30 1971098 500 18 327 155 -250.77 +/- 27.47
113857 ncm-et-9 2020-01-31 03:18 01:10:56 1967393 500 5 350 145 -294.61 +/- 28.26
113856 ncm-et-4 2020-01-31 03:17 01:10:51 1970333 500 7 334 159 -271.78 +/- 26.96
113855 ncm-et-3 2020-01-31 03:17 01:11:03 1965689 500 10 318 172 -249.64 +/- 25.91
113854 ncm-et-10 2020-01-31 03:16 01:11:34 1966789 500 10 323 167 -255.3 +/- 26.33
113853 ncm-et-15 2020-01-31 03:15 01:12:05 1971409 500 9 336 155 -271.78 +/- 27.38
113852 ncm-et-10 2020-01-31 02:04 01:11:33 1960462 500 8 342 150 -280.42 +/- 27.84
113851 ncm-et-13 2020-01-31 02:04 01:13:46 1974067 500 4 350 146 -295.94 +/- 28.12
113850 ncm-et-15 2020-01-31 02:03 01:10:48 1968631 500 8 347 145 -286.77 +/- 28.35
113849 ncm-et-4 2020-01-31 02:03 01:13:15 1968483 500 10 340 150 -275.45 +/- 27.88
113848 ncm-et-9 2020-01-31 02:03 01:14:06 1969570 500 13 354 133 -289.36 +/- 29.7
113847 ncm-et-3 2020-01-31 02:03 01:13:19 1966313 500 10 345 145 -281.68 +/- 28.38
113846 ncm-et-4 2020-01-31 00:50 01:12:10 1968324 500 11 358 131 -297.28 +/- 29.93
113845 ncm-et-9 2020-01-31 00:50 01:12:06 1964310 500 3 346 151 -291.97 +/- 27.57
113844 ncm-et-10 2020-01-31 00:50 01:13:15 1963085 500 4 333 163 -274.22 +/- 26.48
113843 ncm-et-13 2020-01-31 00:49 01:13:02 1973435 500 10 343 147 -279.17 +/- 28.18
113842 ncm-et-3 2020-01-31 00:49 01:12:01 1965073 500 5 345 150 -288.06 +/- 27.75
113841 ncm-et-15 2020-01-31 00:49 01:12:33 1973582 500 12 324 164 -254.16 +/- 26.63
41450 ncm-et-11 2018-06-16 16:57 00:14:48 2024917 99 2 59 38 -227.95 +/- 55.55
41449 ncm-et-7 2018-06-16 16:56 00:15:47 2023773 112 0 72 40 -265.09 +/- 53.48
41448 ncm-et-12 2018-06-16 16:56 00:15:43 1989838 106 2 77 27 -306.53 +/- 67.58
41447 ncm-et-4 2018-06-16 16:56 00:15:58 2024591 112 2 81 29 -305.01 +/- 65.04
41446 ncm-et-3 2018-06-16 16:56 00:15:58 2025408 110 2 76 32 -283.41 +/- 61.56
41445 ncm-et-9 2018-06-16 16:55 00:16:22 1996572 108 1 69 38 -257.38 +/- 55.48
41444 ncm-et-15 2018-06-16 16:55 00:16:22 1953899 108 2 76 30 -291.44 +/- 63.78
41443 ncm-et-10 2018-06-16 16:55 00:16:36 2021327 118 5 86 27 -292.26 +/- 66.87
41442 ncm-et-13 2018-06-16 16:54 00:17:52 2025735 127 2 90 35 -296.55 +/- 58.79
41441 ncm-et-7 2018-06-16 15:46 01:09:17 2022303 500 14 341 145 -271.78 +/- 28.42
41440 ncm-et-11 2018-06-16 15:44 01:12:02 2026882 500 9 365 126 -309.64 +/- 30.52
41439 ncm-et-12 2018-06-16 15:44 01:11:06 2018720 500 12 335 153 -266.97 +/- 27.62
41438 ncm-et-10 2018-06-16 15:44 01:10:13 2019859 500 6 355 139 -299.97 +/- 28.94
41437 ncm-et-15 2018-06-16 15:44 01:10:36 2016772 500 7 342 151 -281.68 +/- 27.72
41436 ncm-et-9 2018-06-16 15:44 01:10:45 2025899 500 7 345 148 -285.49 +/- 28.02
41435 ncm-et-4 2018-06-16 15:43 01:11:43 2024754 500 9 332 159 -266.97 +/- 27.01
41434 ncm-et-3 2018-06-16 15:43 01:11:50 2024427 500 12 323 165 -253.02 +/- 26.54
41433 ncm-et-13 2018-06-16 15:42 01:10:58 2026721 500 7 358 135 -302.7 +/- 29.42
41432 ncm-et-4 2018-06-16 14:32 01:10:22 1996876 500 8 344 148 -282.94 +/- 28.04
41431 ncm-et-12 2018-06-16 14:32 01:11:15 1976824 500 7 354 139 -297.28 +/- 28.97
41430 ncm-et-15 2018-06-16 14:32 01:10:55 2019208 500 11 353 136 -290.66 +/- 29.36
41429 ncm-et-3 2018-06-16 14:32 01:10:09 2026882 500 7 341 152 -280.42 +/- 27.62
41428 ncm-et-11 2018-06-16 14:32 01:11:26 2023610 500 5 355 140 -301.33 +/- 28.8
41427 ncm-et-10 2018-06-16 14:32 01:11:21 2019208 500 8 340 152 -277.93 +/- 27.65
41426 ncm-et-9 2018-06-16 14:32 01:11:03 2008345 500 10 339 151 -274.22 +/- 27.78
41425 ncm-et-7 2018-06-16 14:31 01:13:21 2024101 500 10 336 154 -270.57 +/- 27.5
41424 ncm-et-13 2018-06-16 14:31 01:09:34 2024917 500 5 347 148 -290.66 +/- 27.95

Commit

Commit ID 009a0f88e05fde5ee16d7bac429d4c62ebe6bf53
Author Marco Costalba
Date 2012-12-31 10:34:18 UTC
Micro-optimization in evaluate_space() Since &-ing with SpaceMask restricts the set to the home half of the board, it is possible to use just one popcount instead of 2 by shifting "safe" to the other half of the board. This gives a small speedup especially on systems where hardware popcount is not available. Patch kindly sent by Richard Vida. No functional change.
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