Dev Builds » 20140503-0947

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 06:03:17 1988815 2392 146 923 1323 -117.1 +/- 9.1
ncm-et-4 06:03:53 1967417 2359 126 889 1344 -116.56 +/- 8.94
ncm-et-5 01:48:23 2015103 720 39 276 405 -118.79 +/- 16.34
ncm-et-6 01:47:58 2024345 713 23 288 402 -135.62 +/- 16.17
ncm-et-7 01:48:27 2021994 714 46 273 395 -114.42 +/- 16.69
ncm-et-8 01:48:22 1986047 701 31 274 396 -125.64 +/- 16.42
ncm-et-9 06:03:29 1993177 2403 155 891 1357 -109.94 +/- 8.96
ncm-et-10 06:03:38 1982379 2368 139 950 1279 -124.0 +/- 9.28
ncm-et-11 01:48:07 2018232 706 44 270 392 -115.27 +/- 16.72
ncm-et-12 01:48:20 2000877 714 39 266 409 -114.42 +/- 16.2
ncm-et-13 06:03:56 1989233 2401 147 878 1376 -109.24 +/- 8.86
ncm-et-14 01:48:16 2019046 708 39 259 410 -111.65 +/- 16.15
ncm-et-15 06:03:27 1986622 2386 140 928 1318 -119.21 +/- 9.11
ncm-et-16 01:48:20 2001536 715 49 297 369 -125.72 +/- 17.48
20000 1163 7662 11175 -117.15 +/- 3.12

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
91430 ncm-et-4 2019-08-04 13:22 00:22:59 1945058 146 9 52 85 -105.45 +/- 35.66
91429 ncm-et-10 2019-08-04 13:22 00:23:20 1966312 149 6 62 81 -137.31 +/- 36.66
91428 ncm-et-15 2019-08-04 13:18 00:26:46 1968792 168 15 62 91 -99.86 +/- 35.29
91427 ncm-et-3 2019-08-04 13:18 00:26:35 1970498 172 11 69 92 -121.93 +/- 34.89
91426 ncm-et-13 2019-08-04 13:17 00:27:58 1966158 180 13 75 92 -124.77 +/- 35.2
91425 ncm-et-9 2019-08-04 13:16 00:28:21 1979117 185 14 65 106 -98.32 +/- 32.22
91424 ncm-et-4 2019-08-04 12:05 01:15:51 1974266 500 25 183 292 -113.68 +/- 19.05
91423 ncm-et-10 2019-08-04 12:04 01:16:48 1967090 500 21 209 270 -137.37 +/- 20.05
91422 ncm-et-9 2019-08-04 12:00 01:15:10 1974213 500 41 161 298 -85.04 +/- 19.04
91421 ncm-et-13 2019-08-04 12:00 01:16:14 1978879 500 31 176 293 -103.73 +/- 19.12
91420 ncm-et-3 2019-08-04 12:00 01:17:14 1967729 500 47 193 260 -104.49 +/- 20.95
91419 ncm-et-15 2019-08-04 11:59 01:17:44 1967249 500 20 205 275 -134.95 +/- 19.77
91418 ncm-et-4 2019-08-04 10:46 01:17:39 1964609 500 32 191 277 -114.45 +/- 19.92
91417 ncm-et-10 2019-08-04 10:44 01:18:54 1956635 500 31 189 280 -113.68 +/- 19.76
91416 ncm-et-3 2019-08-04 10:43 01:15:17 1972817 500 30 192 278 -116.78 +/- 19.84
91415 ncm-et-9 2019-08-04 10:43 01:16:17 1974358 500 26 186 288 -115.23 +/- 19.27
91414 ncm-et-13 2019-08-04 10:43 01:16:11 1968483 500 27 199 274 -124.6 +/- 19.98
91413 ncm-et-15 2019-08-04 10:42 01:16:21 1974366 500 33 176 291 -102.22 +/- 19.26
91412 ncm-et-10 2019-08-04 09:27 01:16:15 1967274 500 33 194 273 -116.0 +/- 20.14
91411 ncm-et-9 2019-08-04 09:26 01:15:27 1979082 500 32 182 286 -107.54 +/- 19.48
91410 ncm-et-3 2019-08-04 09:26 01:16:04 1970048 500 20 204 276 -134.15 +/- 19.72
91409 ncm-et-13 2019-08-04 09:26 01:15:18 1971881 500 30 178 292 -106.01 +/- 19.15
91408 ncm-et-15 2019-08-04 09:26 01:14:47 1972371 500 35 196 269 -116.0 +/- 20.37
91407 ncm-et-4 2019-08-04 09:26 01:19:05 1901119 500 28 201 271 -125.39 +/- 20.15
23776 ncm-et-8 2018-04-27 22:03 00:30:54 1996647 201 11 73 117 -110.78 +/- 30.26
23775 ncm-et-14 2018-04-27 22:03 00:31:02 2018884 208 7 74 127 -116.05 +/- 28.24
23774 ncm-et-11 2018-04-27 22:03 00:31:24 2018395 206 14 89 103 -132.57 +/- 33.3
23773 ncm-et-7 2018-04-27 22:02 00:32:21 2019888 214 16 81 117 -108.97 +/- 30.92
23772 ncm-et-12 2018-04-27 22:02 00:32:19 2019047 214 15 90 109 -127.15 +/- 32.31
23771 ncm-et-4 2018-04-27 22:02 00:32:39 2024754 213 11 77 125 -111.31 +/- 29.15
23770 ncm-et-6 2018-04-27 22:02 00:32:38 2024263 213 11 74 128 -105.93 +/- 28.62
23769 ncm-et-10 2018-04-27 22:02 00:32:52 2021000 219 18 86 115 -111.56 +/- 31.44
23768 ncm-et-16 2018-04-27 22:02 00:32:46 1983701 215 19 77 119 -96.11 +/- 30.72
23767 ncm-et-13 2018-04-27 22:01 00:33:12 2024428 221 16 89 116 -119.23 +/- 31.22
23766 ncm-et-9 2018-04-27 22:01 00:33:32 2025245 218 15 96 107 -135.58 +/- 32.73
23765 ncm-et-3 2018-04-27 22:01 00:33:40 2027046 220 15 80 125 -105.81 +/- 29.62
23764 ncm-et-5 2018-04-27 22:01 00:33:33 2024426 220 12 87 121 -123.38 +/- 30.11
23763 ncm-et-15 2018-04-27 22:01 00:33:16 2020024 218 12 95 111 -139.29 +/- 31.85
23762 ncm-et-3 2018-04-27 20:45 01:14:27 2024754 500 23 185 292 -116.78 +/- 19.0
23761 ncm-et-6 2018-04-27 20:45 01:15:20 2024427 500 12 214 274 -148.85 +/- 19.59
23760 ncm-et-9 2018-04-27 20:45 01:14:42 2027048 500 27 201 272 -126.18 +/- 20.08
23759 ncm-et-11 2018-04-27 20:45 01:16:43 2018070 500 30 181 289 -108.3 +/- 19.3
23758 ncm-et-14 2018-04-27 20:45 01:17:14 2019208 500 32 185 283 -109.83 +/- 19.63
23757 ncm-et-10 2018-04-27 20:45 01:15:29 2015964 500 30 210 260 -130.94 +/- 20.75
23756 ncm-et-15 2018-04-27 20:45 01:14:33 2016933 500 25 194 281 -122.24 +/- 19.59
23755 ncm-et-12 2018-04-27 20:45 01:16:01 1982707 500 24 176 300 -109.07 +/- 18.63
23754 ncm-et-13 2018-04-27 20:45 01:15:03 2025572 500 30 161 309 -93.2 +/- 18.32
23753 ncm-et-4 2018-04-27 20:45 01:15:40 1994696 500 21 185 294 -118.33 +/- 18.85
23752 ncm-et-8 2018-04-27 20:45 01:17:28 1975448 500 20 201 279 -131.74 +/- 19.57
23751 ncm-et-16 2018-04-27 20:45 01:15:34 2019371 500 30 220 250 -138.99 +/- 21.26
23750 ncm-et-7 2018-04-27 20:45 01:16:06 2024100 500 30 192 278 -116.78 +/- 19.84
23749 ncm-et-5 2018-04-27 20:45 01:14:50 2005781 500 27 189 284 -116.78 +/- 19.48

Commit

Commit ID 9e8bf82350002b826e40581100dbbcd1d65c796e
Author Marco Costalba
Date 2014-05-03 09:47:49 UTC
Add stealmate detection to evaluation Currently a stealmate position is misevaluated in a negative/positive score, this leads qsearch(), that does not detects stealmates too, to return the wrong score and this yields to some kind of endgames to be completely misevaluated. With this patch is fully fixed follwing position 7k/6p1/6B1/5K1P/8/8/8/8 w - - 0 1 Also in SMP case. Correct root cause analysys by Ronald de Man. bench: 8678654
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