Dev Builds » 20180227-1810

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 06:41:37 2001616 2597 1159 80 1358 +153.64 +/- 8.91
ncm-et-4 06:41:47 1996695 2603 1178 104 1321 +152.43 +/- 9.13
ncm-et-5 02:20:15 2023039 921 418 42 461 +150.62 +/- 15.55
ncm-et-6 02:20:16 2025165 910 393 34 483 +144.92 +/- 14.98
ncm-et-7 02:20:16 1991308 899 420 30 449 +161.41 +/- 15.65
ncm-et-8 02:20:07 1995551 895 422 19 454 +168.52 +/- 15.39
ncm-et-9 06:41:32 2000904 2601 1208 80 1313 +161.36 +/- 9.12
ncm-et-10 06:41:10 1984920 2557 1153 89 1315 +153.91 +/- 9.11
ncm-et-11 02:20:16 2008527 896 408 35 453 +153.98 +/- 15.61
ncm-et-12 02:19:55 2018233 915 425 34 456 +158.64 +/- 15.57
ncm-et-13 06:41:21 1968067 2548 1205 88 1255 +163.37 +/- 9.38
ncm-et-15 04:21:13 1965046 1658 781 55 822 +163.16 +/- 11.57
20000 9170 690 10140 +157.24 +/- 3.29

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
53178 ncm-et-13 2018-09-10 09:35 00:22:34 1907860 138 72 3 63 +190.85 +/- 42.23
53177 ncm-et-10 2018-09-10 09:35 00:23:17 1982322 148 67 5 76 +155.09 +/- 38.09
53176 ncm-et-15 2018-09-10 09:32 00:26:14 1948070 158 76 4 78 +170.89 +/- 37.6
53175 ncm-et-9 2018-09-10 09:29 00:28:33 1989243 186 91 7 88 +169.11 +/- 35.85
53174 ncm-et-3 2018-09-10 09:29 00:28:58 1988296 184 96 5 83 +188.34 +/- 36.9
53173 ncm-et-4 2018-09-10 09:29 00:29:24 1991298 186 90 9 87 +162.13 +/- 36.27
53172 ncm-et-13 2018-09-10 08:13 01:20:49 1905997 500 230 21 249 +154.7 +/- 21.15
53171 ncm-et-9 2018-09-10 08:13 01:15:33 1988927 500 239 11 250 +171.02 +/- 20.82
53170 ncm-et-10 2018-09-10 08:13 01:20:58 1922516 500 219 17 264 +148.85 +/- 20.26
53169 ncm-et-15 2018-09-10 08:11 01:19:46 1949039 500 233 15 252 +162.35 +/- 20.84
53168 ncm-et-3 2018-09-10 08:11 01:17:12 1990190 500 228 19 253 +154.7 +/- 20.89
53167 ncm-et-4 2018-09-10 08:10 01:17:44 1990193 500 210 26 264 +134.15 +/- 20.47
53166 ncm-et-10 2018-09-10 06:53 01:18:10 1983733 500 230 21 249 +154.7 +/- 21.15
53165 ncm-et-13 2018-09-10 06:53 01:19:04 1986721 500 249 19 232 +172.78 +/- 22.05
53164 ncm-et-15 2018-09-10 06:52 01:17:32 1980755 500 232 21 247 +156.39 +/- 21.26
53163 ncm-et-9 2018-09-10 06:52 01:19:38 1988139 500 225 23 252 +148.85 +/- 21.03
53162 ncm-et-4 2018-09-10 06:52 01:16:44 1988611 500 231 14 255 +161.49 +/- 20.65
53161 ncm-et-3 2018-09-10 06:52 01:17:53 1989716 500 230 14 256 +160.64 +/- 20.59
53160 ncm-et-10 2018-09-10 05:34 01:18:28 1981226 500 219 18 263 +148.02 +/- 20.34
53159 ncm-et-15 2018-09-10 05:33 01:17:41 1982321 500 240 15 245 +168.4 +/- 21.22
53158 ncm-et-13 2018-09-10 05:33 01:18:45 1959627 500 220 22 258 +145.54 +/- 20.7
53157 ncm-et-9 2018-09-10 05:33 01:17:40 1988298 500 236 12 252 +167.53 +/- 20.74
53156 ncm-et-3 2018-09-10 05:33 01:17:17 1990349 500 216 17 267 +146.36 +/- 20.1
53155 ncm-et-4 2018-09-10 05:33 01:17:37 1990506 500 217 19 264 +145.54 +/- 20.31
3863 ncm-et-8 2018-02-28 23:41 01:01:07 2023451 395 189 7 199 +173.12 +/- 23.23
3862 ncm-et-7 2018-02-28 23:40 01:02:03 1998900 399 190 16 193 +162.39 +/- 24.1
3861 ncm-et-12 2018-02-28 23:40 01:01:59 2018883 415 204 15 196 +170.77 +/- 23.93
3860 ncm-et-13 2018-02-28 23:40 01:02:23 2023773 410 198 12 200 +170.0 +/- 23.5
3859 ncm-et-10 2018-02-28 23:40 01:02:44 2018396 409 185 17 207 +151.66 +/- 23.15
3858 ncm-et-11 2018-02-28 23:39 01:02:50 1998172 396 178 15 203 +152.02 +/- 23.28
3857 ncm-et-9 2018-02-28 23:39 01:02:57 2026063 415 194 14 207 +161.38 +/- 23.09
3856 ncm-et-3 2018-02-28 23:39 01:03:12 2027047 413 176 11 226 +146.99 +/- 21.63
3855 ncm-et-6 2018-02-28 23:39 01:03:36 2027538 410 172 17 221 +138.2 +/- 22.17
3854 ncm-et-4 2018-02-28 23:38 01:04:02 2026718 417 202 16 199 +166.68 +/- 23.75
3853 ncm-et-5 2018-02-28 23:38 01:04:14 2023449 421 195 22 204 +151.73 +/- 23.56
3852 ncm-et-12 2018-02-28 22:21 01:17:56 2017583 500 221 19 260 +148.85 +/- 20.52
3851 ncm-et-9 2018-02-28 22:21 01:17:11 2024755 500 223 13 264 +155.54 +/- 20.14
3850 ncm-et-3 2018-02-28 22:21 01:17:05 2024099 500 213 14 273 +146.36 +/- 19.7
3849 ncm-et-11 2018-02-28 22:21 01:17:26 2018883 500 230 20 250 +155.54 +/- 21.07
3848 ncm-et-10 2018-02-28 22:21 01:17:33 2021327 500 233 11 256 +165.8 +/- 20.49
3847 ncm-et-4 2018-02-28 22:21 01:16:16 1992848 500 228 20 252 +153.86 +/- 20.97
3846 ncm-et-7 2018-02-28 22:21 01:18:13 1983717 500 230 14 256 +160.64 +/- 20.59
3845 ncm-et-6 2018-02-28 22:21 01:16:40 2022792 500 221 17 262 +150.51 +/- 20.36
3844 ncm-et-8 2018-02-28 22:21 01:19:00 1967652 500 233 12 255 +164.93 +/- 20.58
3843 ncm-et-13 2018-02-28 22:21 01:17:46 2024428 500 236 11 253 +168.4 +/- 20.66
3842 ncm-et-5 2018-02-28 22:21 01:16:01 2022629 500 223 20 257 +149.68 +/- 20.7

Commit

Commit ID de642f16db0c443de2dc0ddf7b06c0a7d1c5b8b7
Author Stéphane Nicolet
Date 2018-02-27 18:10:40 UTC
Simplify tropism computation Simplification. Tests show that the "shift-and-superpose" trick is no longer necessary. The speed benefit of avoiding a popcount is no longer relevant on modern machines. Passed STC: LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 41675 W: 9168 L: 9086 D: 23421 http://tests.stockfishchess.org/tests/view/5a840bcc0ebc590297cc80b5 Passed LTC: LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 117728 W: 19875 L: 19911 D: 77942 http://tests.stockfishchess.org/tests/view/5a8444800ebc590297cc80ca No functional change.
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