Dev Builds » 20180509-0722

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 06:00:58 2002334 2371 1133 57 1181 +170.07 +/- 9.59
ncm-et-4 06:03:20 1996343 2383 1147 59 1177 +171.27 +/- 9.62
ncm-et-5 01:48:30 2023773 715 356 16 343 +179.69 +/- 17.87
ncm-et-6 01:46:46 2025162 708 307 17 384 +151.18 +/- 16.57
ncm-et-7 01:47:16 1981118 699 345 23 331 +173.07 +/- 18.36
ncm-et-8 01:47:27 2000564 708 320 17 371 +158.92 +/- 16.98
ncm-et-9 06:03:37 2000691 2431 1135 65 1231 +164.13 +/- 9.38
ncm-et-10 06:02:22 1969943 2368 1105 71 1192 +162.63 +/- 9.57
ncm-et-11 01:46:47 2017015 712 341 22 349 +167.55 +/- 17.78
ncm-et-12 01:45:25 2019616 691 334 22 335 +169.06 +/- 18.18
ncm-et-13 06:03:18 1973575 2383 1127 62 1194 +167.06 +/- 9.54
ncm-et-14 01:47:13 2020186 723 339 20 364 +164.59 +/- 17.3
ncm-et-15 06:03:02 1981200 2384 1126 59 1199 +167.34 +/- 9.5
ncm-et-16 01:48:25 1998743 724 337 25 362 +160.19 +/- 17.45
20000 9452 535 10013 +166.6 +/- 3.29

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
50772 ncm-et-10 2018-08-22 11:35 00:22:49 1981381 154 80 4 70 +187.85 +/- 40.17
50771 ncm-et-13 2018-08-22 11:34 00:24:25 1907387 154 71 5 78 +159.18 +/- 37.64
50770 ncm-et-4 2018-08-22 11:33 00:25:04 1989717 165 75 3 87 +162.51 +/- 34.98
50769 ncm-et-3 2018-08-22 11:33 00:25:20 1989085 169 80 8 81 +158.1 +/- 37.5
50768 ncm-et-15 2018-08-22 11:31 00:26:42 1943218 168 80 3 85 +172.05 +/- 35.65
50767 ncm-et-9 2018-08-22 11:30 00:28:12 1990822 190 89 5 96 +164.98 +/- 33.76
50766 ncm-et-13 2018-08-22 10:17 01:15:28 1987035 500 244 12 244 +174.55 +/- 21.18
50765 ncm-et-4 2018-08-22 10:16 01:16:19 1989875 500 229 13 258 +160.64 +/- 20.45
50764 ncm-et-15 2018-08-22 10:15 01:15:00 1982166 500 225 8 267 +161.49 +/- 19.8
50763 ncm-et-3 2018-08-22 10:15 01:17:07 1991297 500 246 11 243 +177.22 +/- 21.21
50762 ncm-et-9 2018-08-22 10:13 01:15:11 1989243 500 238 8 254 +172.78 +/- 20.49
50761 ncm-et-10 2018-08-22 10:12 01:22:37 1849449 500 229 15 256 +158.93 +/- 20.62
50760 ncm-et-13 2018-08-22 09:01 01:15:00 1985305 500 223 14 263 +154.7 +/- 20.22
50759 ncm-et-15 2018-08-22 08:59 01:14:56 1982164 500 241 15 244 +169.27 +/- 21.27
50758 ncm-et-4 2018-08-22 08:58 01:16:30 1989559 500 233 13 254 +164.07 +/- 20.67
50757 ncm-et-3 2018-08-22 08:57 01:16:17 1991772 500 250 11 239 +180.8 +/- 21.43
50756 ncm-et-10 2018-08-22 08:57 01:13:32 1984362 500 238 15 247 +166.66 +/- 21.11
50755 ncm-et-9 2018-08-22 08:56 01:16:37 1986091 500 227 15 258 +157.24 +/- 20.52
50754 ncm-et-3 2018-08-22 07:41 01:15:25 1989559 500 235 15 250 +164.07 +/- 20.94
50753 ncm-et-4 2018-08-22 07:41 01:16:21 1989403 500 237 15 248 +165.8 +/- 21.05
50752 ncm-et-9 2018-08-22 07:41 01:14:12 1987668 500 248 15 237 +175.44 +/- 21.67
50751 ncm-et-15 2018-08-22 07:41 01:17:39 1941724 500 241 14 245 +170.15 +/- 21.19
50750 ncm-et-10 2018-08-22 07:40 01:15:21 1964262 500 234 13 253 +164.93 +/- 20.72
50749 ncm-et-13 2018-08-22 07:40 01:19:22 1912707 500 237 9 254 +171.02 +/- 20.53
28046 ncm-et-12 2018-05-09 15:48 00:29:09 2018070 191 99 5 87 +187.23 +/- 35.97
28045 ncm-et-3 2018-05-09 15:47 00:30:24 2028030 202 98 5 99 +172.96 +/- 33.35
28044 ncm-et-7 2018-05-09 15:47 00:30:46 1993505 199 100 5 94 +180.53 +/- 34.42
28043 ncm-et-6 2018-05-09 15:46 00:31:28 2025081 208 92 7 109 +150.79 +/- 31.64
28042 ncm-et-5 2018-05-09 15:46 00:31:30 2023936 215 114 2 99 +200.68 +/- 33.19
28041 ncm-et-11 2018-05-09 15:45 00:32:05 2016609 212 99 7 106 +161.48 +/- 32.31
28040 ncm-et-10 2018-05-09 15:45 00:32:03 2019371 214 103 7 104 +167.79 +/- 32.75
28039 ncm-et-8 2018-05-09 15:45 00:32:17 1976530 208 94 6 108 +156.84 +/- 31.73
28038 ncm-et-4 2018-05-09 15:45 00:32:39 1994752 218 113 6 99 +186.62 +/- 33.73
28037 ncm-et-15 2018-05-09 15:45 00:32:38 2018070 216 94 6 116 +150.27 +/- 30.39
28036 ncm-et-14 2018-05-09 15:44 00:33:11 2021489 223 109 6 108 +173.61 +/- 32.02
28035 ncm-et-16 2018-05-09 15:44 00:33:45 2020184 224 107 9 108 +162.99 +/- 32.3
28034 ncm-et-13 2018-05-09 15:43 00:34:42 2023773 229 107 10 112 +157.06 +/- 31.71
28033 ncm-et-9 2018-05-09 15:41 00:36:33 2025410 241 98 8 135 +136.34 +/- 28.02
28032 ncm-et-12 2018-05-09 14:31 01:16:16 2021162 500 235 17 248 +162.35 +/- 21.11
28031 ncm-et-11 2018-05-09 14:29 01:14:42 2017421 500 242 15 243 +170.15 +/- 21.33
28030 ncm-et-6 2018-05-09 14:29 01:15:18 2025244 500 215 10 275 +151.35 +/- 19.47
28029 ncm-et-3 2018-05-09 14:29 01:16:25 2024264 500 224 7 269 +161.49 +/- 19.66
28028 ncm-et-7 2018-05-09 14:29 01:16:30 1968731 500 245 18 237 +170.15 +/- 21.74
28027 ncm-et-14 2018-05-09 14:29 01:14:02 2018883 500 230 14 256 +160.64 +/- 20.59
28026 ncm-et-8 2018-05-09 14:29 01:15:10 2024598 500 226 11 263 +159.78 +/- 20.12
28025 ncm-et-10 2018-05-09 14:28 01:16:00 2020836 500 221 17 262 +150.51 +/- 20.36
28024 ncm-et-16 2018-05-09 14:28 01:14:40 1977303 500 230 16 254 +158.93 +/- 20.76
28023 ncm-et-5 2018-05-09 14:28 01:17:00 2023611 500 242 14 244 +171.02 +/- 21.24
28022 ncm-et-15 2018-05-09 14:27 01:16:07 2019859 500 245 13 242 +174.55 +/- 21.33
28021 ncm-et-13 2018-05-09 14:27 01:14:21 2025245 500 245 12 243 +175.44 +/- 21.24
28020 ncm-et-4 2018-05-09 14:27 01:16:27 2024754 500 260 9 231 +191.78 +/- 21.82
28019 ncm-et-9 2018-05-09 14:27 01:12:52 2024917 500 235 14 251 +164.93 +/- 20.86

Commit

Commit ID fc0a1f37cf2029af3d35221423da7ac512afbf88
Author candirufish
Date 2018-05-09 07:22:11 UTC
Tuned some pawns and evaluation constants Tuned values in pawns.cpp and evaluate.cpp after a SPSA session: 419k games 60sec 600nodetime. We have adjusted the PassedRank[] output of the SPSA session to keep increasing values with rank, and PassedFile[] output to keep the West <–> East symmetry of the evaluation. STC: LLR: 2.95 (-2.94,2.94) [0.00,4.00] Total: 58948 W: 12431 L: 12046 D: 34471 http://tests.stockfishchess.org/tests/view/5af2302f0ebc5968e6523f0a LTC: LLR: 2.96 (-2.94,2.94) [0.00,4.00] Total: 22211 W: 3468 L: 3251 D: 15492 http://tests.stockfishchess.org/tests/view/5af264c80ebc5968e6523f1a See https://github.com/official-stockfish/Stockfish/pull/1587 and https://github.com/official-stockfish/Stockfish/pull/1590 bench: 4437531
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