Dev Builds » 20141219-1006

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 06:01:22 1989867 2388 188 710 1490 -77.19 +/- 8.39
ncm-et-4 06:01:16 1967773 2371 189 683 1499 -73.46 +/- 8.33
ncm-et-5 01:47:27 2017684 715 55 220 440 -81.65 +/- 15.5
ncm-et-6 01:47:21 2024591 723 44 203 476 -77.68 +/- 14.42
ncm-et-7 01:47:25 2025572 712 63 197 452 -66.18 +/- 15.2
ncm-et-8 01:47:36 1982879 702 58 202 442 -72.29 +/- 15.38
ncm-et-9 06:01:36 1991478 2368 191 671 1506 -71.42 +/- 8.29
ncm-et-10 06:01:17 1986126 2387 183 692 1512 -75.24 +/- 8.28
ncm-et-11 01:47:38 2017178 717 58 208 451 -73.77 +/- 15.22
ncm-et-12 01:47:16 2019859 728 53 237 438 -89.76 +/- 15.6
ncm-et-13 06:01:10 1990838 2367 159 700 1508 -80.84 +/- 8.23
ncm-et-14 01:47:17 2016285 718 57 201 460 -70.64 +/- 14.97
ncm-et-15 06:00:49 1988346 2390 189 656 1545 -68.77 +/- 8.13
ncm-et-16 01:47:27 2014121 714 49 219 446 -84.34 +/- 15.26
20000 1536 5799 12665 -75.21 +/- 2.86

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
82910 ncm-et-13 2019-05-26 17:40 00:24:11 1971103 155 12 55 88 -98.98 +/- 35.47
82909 ncm-et-9 2019-05-26 17:40 00:24:55 1992159 158 12 48 98 -80.58 +/- 32.83
82908 ncm-et-4 2019-05-26 17:39 00:25:18 1963224 168 11 47 110 -75.62 +/- 30.21
82907 ncm-et-10 2019-05-26 17:39 00:25:20 1969396 170 15 40 115 -51.47 +/- 29.41
82906 ncm-et-3 2019-05-26 17:38 00:26:26 1965232 173 19 47 107 -56.73 +/- 31.79
82905 ncm-et-15 2019-05-26 17:38 00:27:03 1973892 176 9 52 115 -86.64 +/- 29.32
82904 ncm-et-9 2019-05-26 16:23 01:16:06 1968162 500 44 143 313 -69.71 +/- 18.36
82903 ncm-et-13 2019-05-26 16:22 01:16:57 1969563 500 36 163 301 -90.22 +/- 18.82
82902 ncm-et-10 2019-05-26 16:21 01:17:04 1964616 500 35 156 309 -85.78 +/- 18.42
82901 ncm-et-15 2019-05-26 16:21 01:15:18 1973891 500 47 133 320 -60.36 +/- 18.06
82900 ncm-et-3 2019-05-26 16:21 01:16:01 1970865 500 36 154 310 -83.57 +/- 18.39
82899 ncm-et-4 2019-05-26 16:21 01:17:27 1918975 500 45 131 324 -60.36 +/- 17.84
82898 ncm-et-4 2019-05-26 15:06 01:13:56 1963379 500 33 146 321 -79.9 +/- 17.8
82897 ncm-et-3 2019-05-26 15:06 01:14:25 1991949 500 37 155 308 -83.57 +/- 18.5
82896 ncm-et-9 2019-05-26 15:05 01:16:15 1964610 500 40 142 318 -71.89 +/- 18.06
82895 ncm-et-13 2019-05-26 15:05 01:16:17 1973129 500 34 148 318 -80.63 +/- 17.96
82894 ncm-et-15 2019-05-26 15:05 01:15:21 1973736 500 36 123 341 -61.08 +/- 16.86
82893 ncm-et-10 2019-05-26 15:05 01:15:32 1964465 500 37 147 316 -77.71 +/- 18.11
82892 ncm-et-15 2019-05-26 13:48 01:15:59 1974369 500 41 149 310 -76.25 +/- 18.46
82891 ncm-et-10 2019-05-26 13:48 01:15:50 1979861 500 38 149 313 -78.44 +/- 18.27
82890 ncm-et-4 2019-05-26 13:48 01:17:08 1970201 500 46 151 303 -74.06 +/- 18.87
82889 ncm-et-9 2019-05-26 13:48 01:16:42 1973120 500 39 142 319 -72.61 +/- 18.0
82888 ncm-et-3 2019-05-26 13:48 01:17:01 1962464 500 50 135 315 -59.64 +/- 18.33
82887 ncm-et-13 2019-05-26 13:48 01:16:30 1980912 500 34 139 327 -74.06 +/- 17.52
18764 ncm-et-8 2018-04-14 05:23 00:30:34 2007968 202 13 58 131 -78.72 +/- 27.77
18763 ncm-et-13 2018-04-14 05:23 00:30:50 2024754 212 9 47 156 -62.96 +/- 23.31
18762 ncm-et-4 2018-04-14 05:22 00:31:17 1966600 203 24 58 121 -58.74 +/- 30.23
18761 ncm-et-16 2018-04-14 05:22 00:31:35 2020184 214 15 72 127 -94.83 +/- 29.11
18760 ncm-et-9 2018-04-14 05:22 00:31:41 2024590 210 18 58 134 -67.0 +/- 27.89
18759 ncm-et-3 2018-04-14 05:22 00:31:47 2021814 215 14 65 136 -84.02 +/- 27.52
18758 ncm-et-7 2018-04-14 05:22 00:31:50 2026719 212 22 62 128 -66.35 +/- 29.2
18757 ncm-et-15 2018-04-14 05:21 00:32:15 2016447 214 19 52 143 -54.01 +/- 26.52
18756 ncm-et-12 2018-04-14 05:21 00:32:26 2019859 228 16 64 148 -74.25 +/- 26.18
18755 ncm-et-10 2018-04-14 05:21 00:32:39 2020512 217 19 57 141 -61.47 +/- 27.02
18754 ncm-et-5 2018-04-14 05:21 00:32:35 2018897 215 18 66 131 -78.9 +/- 28.61
18753 ncm-et-14 2018-04-14 05:21 00:32:37 2017745 218 17 67 134 -81.13 +/- 28.15
18752 ncm-et-11 2018-04-14 05:21 00:32:54 2018234 217 19 59 139 -64.78 +/- 27.36
18751 ncm-et-6 2018-04-14 05:20 00:33:51 2025573 223 14 65 144 -80.89 +/- 26.5
18750 ncm-et-6 2018-04-14 04:05 01:13:30 2023609 500 30 138 332 -76.25 +/- 17.2
18749 ncm-et-13 2018-04-14 04:05 01:16:25 2025572 500 34 148 318 -80.63 +/- 17.96
18748 ncm-et-15 2018-04-14 04:05 01:14:53 2017745 500 37 147 316 -77.71 +/- 18.11
18747 ncm-et-12 2018-04-14 04:05 01:14:50 2019859 500 37 173 290 -96.94 +/- 19.37
18746 ncm-et-16 2018-04-14 04:05 01:15:52 2008058 500 34 147 319 -79.9 +/- 17.91
18745 ncm-et-3 2018-04-14 04:05 01:15:42 2026882 500 32 154 314 -86.52 +/- 18.12
18744 ncm-et-14 2018-04-14 04:05 01:14:40 2014826 500 40 134 326 -66.1 +/- 17.67
18743 ncm-et-7 2018-04-14 04:05 01:15:35 2024426 500 41 135 324 -66.1 +/- 17.78
18742 ncm-et-10 2018-04-14 04:05 01:14:52 2017908 500 39 143 318 -73.34 +/- 18.05
18741 ncm-et-4 2018-04-14 04:05 01:16:10 2024264 500 30 150 320 -85.04 +/- 17.79
18740 ncm-et-5 2018-04-14 04:05 01:14:52 2016471 500 37 154 309 -82.83 +/- 18.45
18739 ncm-et-9 2018-04-14 04:05 01:15:57 2026227 500 38 138 324 -70.44 +/- 17.74
18738 ncm-et-8 2018-04-14 04:05 01:17:02 1957790 500 45 144 311 -69.71 +/- 18.47
18737 ncm-et-11 2018-04-14 04:05 01:14:44 2016123 500 39 149 312 -77.71 +/- 18.34

Commit

Commit ID 9cae6e66ce00850086d1bfe1e24e34442c12b206
Author Marco Costalba
Date 2014-12-19 10:06:40 UTC
Don't account for Tempo in specialized endgames The evaluation is already done by the specialized function, don't need to add something elese later. With this patch following positions are evaluated correctly as draws: 8/6p1/1Pkp1p1p/2nNn2P/2P1K1P1/8/8/3B4 w - - 7 8/1k4p1/1P1p1p1p/3NnK1P/2P3P1/1n6/4B3/8 w - - Verified it not regress with an STC test: LLR: 3.15 (-2.94,2.94) [-3.00,1.00] Total: 49812 W: 10095 L: 10016 D: 29701 Reported by Arjun Temurnikar. bench: 8289983
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