Dev Builds » 20180315-0825

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 06:10:51 2001467 2460 1170 70 1220 +167.16 +/- 9.47
ncm-et-4 06:10:45 1992341 2426 1141 89 1196 +161.34 +/- 9.62
ncm-et-5 01:55:43 2022466 781 359 21 401 +160.97 +/- 16.42
ncm-et-6 01:55:50 2024999 770 343 21 406 +154.78 +/- 16.25
ncm-et-7 01:55:55 2010612 774 373 31 370 +164.87 +/- 17.41
ncm-et-8 01:55:52 1987047 744 346 28 370 +158.69 +/- 17.3
ncm-et-9 06:10:05 2001727 2454 1098 81 1275 +153.2 +/- 9.22
ncm-et-10 06:10:41 1987511 2452 1138 67 1247 +162.69 +/- 9.32
ncm-et-11 01:55:35 2002258 768 361 13 394 +169.77 +/- 16.43
ncm-et-12 01:55:37 2007800 762 348 27 387 +156.08 +/- 16.84
ncm-et-13 06:10:38 1964883 2403 1071 76 1256 +153.05 +/- 9.28
ncm-et-14 01:55:56 2020104 764 347 22 395 +157.83 +/- 16.55
ncm-et-15 06:09:55 1984752 2442 1143 79 1220 +162.23 +/- 9.48
20000 9238 625 10137 +160.06 +/- 3.28

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
52506 ncm-et-13 2018-09-05 07:35 00:21:21 1951005 138 66 6 66 +161.83 +/- 41.54
52505 ncm-et-4 2018-09-05 07:31 00:24:26 1989717 162 69 7 86 +140.1 +/- 35.79
52504 ncm-et-9 2018-09-05 07:30 00:26:21 1990190 174 75 9 90 +138.71 +/- 35.28
52503 ncm-et-3 2018-09-05 07:29 00:26:36 1987823 173 81 4 88 +166.27 +/- 35.15
52502 ncm-et-10 2018-09-05 07:28 00:27:51 1938747 175 80 5 90 +159.18 +/- 34.84
52501 ncm-et-15 2018-09-05 07:28 00:27:36 1955767 178 86 5 87 +170.61 +/- 35.7
52500 ncm-et-13 2018-09-05 06:16 01:17:49 1939043 500 212 15 273 +144.72 +/- 19.74
52499 ncm-et-4 2018-09-05 06:14 01:15:58 1989874 500 237 19 244 +162.35 +/- 21.38
52498 ncm-et-9 2018-09-05 06:12 01:16:10 1988770 500 237 11 252 +169.27 +/- 20.71
52497 ncm-et-10 2018-09-05 06:12 01:14:56 1983105 500 231 12 257 +163.21 +/- 20.47
52496 ncm-et-3 2018-09-05 06:11 01:17:01 1990981 500 242 11 247 +173.67 +/- 20.98
52495 ncm-et-15 2018-09-05 06:10 01:17:03 1947616 500 229 16 255 +158.08 +/- 20.7
52494 ncm-et-9 2018-09-05 04:55 01:16:02 1987511 500 231 16 253 +159.78 +/- 20.81
52493 ncm-et-13 2018-09-05 04:55 01:19:27 1883391 500 231 17 252 +158.93 +/- 20.89
52492 ncm-et-4 2018-09-05 04:55 01:18:14 1988138 500 218 12 270 +152.18 +/- 19.79
52491 ncm-et-10 2018-09-05 04:55 01:16:14 1983263 500 224 12 264 +157.24 +/- 20.11
52490 ncm-et-3 2018-09-05 04:55 01:15:41 1986877 500 231 16 253 +159.78 +/- 20.81
52489 ncm-et-15 2018-09-05 04:54 01:14:12 1982792 500 244 21 235 +166.66 +/- 21.92
52488 ncm-et-9 2018-09-05 03:38 01:15:51 1991930 500 211 18 271 +141.44 +/- 19.92
52487 ncm-et-15 2018-09-05 03:38 01:15:07 1982949 500 239 17 244 +165.8 +/- 21.33
52486 ncm-et-13 2018-09-05 03:38 01:16:00 1966355 500 225 13 262 +157.24 +/- 20.24
52485 ncm-et-10 2018-09-05 03:38 01:15:42 1981538 500 215 17 268 +145.54 +/- 20.05
52484 ncm-et-3 2018-09-05 03:38 01:15:30 1990507 500 236 14 250 +165.8 +/- 20.91
52483 ncm-et-4 2018-09-05 03:38 01:16:08 1988770 500 239 29 232 +155.54 +/- 22.22
8698 ncm-et-8 2018-03-15 18:02 00:36:39 2022140 244 119 7 118 +172.35 +/- 30.67
8697 ncm-et-11 2018-03-15 17:59 00:38:54 2017259 268 128 7 133 +169.05 +/- 28.72
8696 ncm-et-12 2018-03-15 17:59 00:39:26 2002979 262 115 11 136 +145.93 +/- 28.49
8695 ncm-et-14 2018-03-15 17:59 00:39:37 2020023 264 123 7 134 +163.81 +/- 28.52
8694 ncm-et-13 2018-03-15 17:59 00:39:48 2025572 265 114 10 141 +144.08 +/- 27.79
8693 ncm-et-4 2018-03-15 17:58 00:40:16 1998381 264 134 8 122 +180.47 +/- 30.35
8692 ncm-et-15 2018-03-15 17:58 00:40:12 2020022 264 118 6 140 +157.34 +/- 27.6
8691 ncm-et-7 2018-03-15 17:58 00:40:41 1998106 274 124 12 138 +150.83 +/- 28.44
8690 ncm-et-6 2018-03-15 17:58 00:40:34 2024590 270 121 10 139 +151.81 +/- 28.13
8689 ncm-et-9 2018-03-15 17:57 00:41:28 2025735 280 123 3 154 +159.18 +/- 25.8
8688 ncm-et-10 2018-03-15 17:57 00:41:45 2019370 277 140 9 128 +178.52 +/- 29.66
8687 ncm-et-3 2018-03-15 17:57 00:41:53 2025081 287 124 6 157 +151.83 +/- 25.85
8686 ncm-et-5 2018-03-15 17:56 00:42:08 2022956 281 128 7 146 +160.04 +/- 27.17
8685 ncm-et-12 2018-03-15 16:42 01:16:11 2012621 500 233 16 251 +161.49 +/- 20.92
8684 ncm-et-5 2018-03-15 16:41 01:13:35 2021977 500 231 14 255 +161.49 +/- 20.65
8683 ncm-et-7 2018-03-15 16:41 01:15:14 2023119 500 249 19 232 +172.78 +/- 22.05
8682 ncm-et-8 2018-03-15 16:41 01:19:13 1951954 500 227 21 252 +152.18 +/- 20.99
8681 ncm-et-6 2018-03-15 16:41 01:15:16 2025408 500 222 11 267 +156.39 +/- 19.91
8680 ncm-et-14 2018-03-15 16:41 01:16:19 2020185 500 224 15 261 +154.7 +/- 20.36
8679 ncm-et-11 2018-03-15 16:41 01:16:41 1987258 500 233 6 261 +170.15 +/- 20.04
8678 ncm-et-13 2018-03-15 16:41 01:16:13 2023936 500 223 15 262 +153.86 +/- 20.3
8677 ncm-et-3 2018-03-15 16:41 01:14:10 2027538 500 256 19 225 +179.0 +/- 22.46
8676 ncm-et-4 2018-03-15 16:41 01:15:43 1999169 500 244 14 242 +172.78 +/- 21.36
8675 ncm-et-9 2018-03-15 16:41 01:14:13 2026227 500 221 24 255 +144.72 +/- 20.89
8674 ncm-et-10 2018-03-15 16:41 01:14:13 2019045 500 248 12 240 +178.11 +/- 21.41
8673 ncm-et-15 2018-03-15 16:41 01:15:45 2019370 500 227 14 259 +158.08 +/- 20.43

Commit

Commit ID 8ab12c901258064f1a9bc531477e1b706bc974fb
Author Joost VandeVondele
Date 2018-03-15 08:25:59 UTC
Make using quiescence search implicit If search depth is less than ONE_PLY call qsearch(), no need to check the depth condition at various call sites of search(). Passed STC: LLR: 2.96 (-2.94,2.94) [-3.00,1.00] Total: 14568 W: 3011 L: 2877 D: 8680 http://tests.stockfishchess.org/tests/view/5aa846190ebc59029781015b Also helps gcc to find some optimizations (smaller binary, some speedup). Thanks to Aram and Stefan for identifying an oversight in an early version. Closes https://github.com/official-stockfish/Stockfish/pull/1487 No functional change.
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