Dev Builds » 20171028-1033

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 06:03:35 2002424 2439 928 80 1431 +126.05 +/- 8.48
ncm-et-4 06:03:29 1995066 2449 871 88 1490 +115.12 +/- 8.25
ncm-et-5 01:53:09 2021895 774 277 29 468 +115.39 +/- 14.77
ncm-et-6 01:53:22 2026965 757 269 26 462 +115.61 +/- 14.79
ncm-et-7 01:53:17 2024837 785 291 22 472 +124.08 +/- 14.62
ncm-et-8 01:53:32 2005677 766 281 28 457 +119.22 +/- 14.99
ncm-et-9 06:03:05 2000984 2449 914 73 1462 +124.36 +/- 8.33
ncm-et-10 06:03:30 1980436 2424 852 82 1490 +114.32 +/- 8.21
ncm-et-11 01:53:19 2004310 774 281 22 471 +120.92 +/- 14.58
ncm-et-12 01:53:28 2001301 762 282 21 459 +124.02 +/- 14.81
ncm-et-13 06:03:12 1974509 2422 848 74 1500 +115.06 +/- 8.14
ncm-et-14 01:53:03 2020266 760 274 33 453 +114.11 +/- 15.14
ncm-et-15 06:03:38 1980851 2440 892 63 1485 +122.93 +/- 8.19
20001 7260 641 12100 +119.47 +/- 2.89

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
55068 ncm-et-13 2018-09-24 16:28 00:20:51 1959005 139 45 4 90 +105.62 +/- 32.72
55067 ncm-et-10 2018-09-24 16:27 00:22:37 1980756 150 51 6 93 +107.54 +/- 33.03
55066 ncm-et-15 2018-09-24 16:24 00:25:26 1946693 170 50 2 118 +100.84 +/- 27.06
55065 ncm-et-9 2018-09-24 16:24 00:25:42 1988139 174 70 2 102 +143.4 +/- 31.25
55064 ncm-et-3 2018-09-24 16:23 00:27:00 1990032 180 72 6 102 +133.61 +/- 32.19
55063 ncm-et-4 2018-09-24 16:21 00:28:49 1991140 188 65 7 116 +110.8 +/- 29.54
55062 ncm-et-13 2018-09-24 15:14 01:13:42 1987981 500 162 13 325 +106.78 +/- 17.1
55061 ncm-et-10 2018-09-24 15:11 01:14:46 1981695 500 191 15 294 +127.76 +/- 18.68
55060 ncm-et-9 2018-09-24 15:09 01:13:50 1989400 500 194 11 295 +133.34 +/- 18.5
55059 ncm-et-15 2018-09-24 15:08 01:14:50 1980285 500 185 17 298 +121.46 +/- 18.55
55058 ncm-et-3 2018-09-24 15:08 01:13:58 1989875 500 191 17 292 +126.18 +/- 18.84
55057 ncm-et-4 2018-09-24 15:06 01:13:52 1989244 500 183 21 296 +116.78 +/- 18.75
55056 ncm-et-13 2018-09-24 13:58 01:14:34 1986879 500 174 15 311 +114.45 +/- 17.85
55055 ncm-et-10 2018-09-24 13:55 01:14:44 1981067 500 164 16 320 +106.01 +/- 17.44
55054 ncm-et-15 2018-09-24 13:53 01:13:51 1971899 500 188 15 297 +125.39 +/- 18.53
55053 ncm-et-9 2018-09-24 13:53 01:14:52 1988456 500 207 17 276 +138.99 +/- 19.64
55052 ncm-et-3 2018-09-24 13:52 01:14:53 1989243 500 180 13 307 +120.67 +/- 17.98
55051 ncm-et-4 2018-09-24 13:51 01:14:14 1991140 500 184 14 302 +123.02 +/- 18.26
55050 ncm-et-4 2018-09-24 12:36 01:13:11 1990349 500 165 11 324 +110.6 +/- 17.08
55049 ncm-et-15 2018-09-24 12:36 01:16:00 1948626 500 183 8 309 +126.97 +/- 17.7
55048 ncm-et-3 2018-09-24 12:36 01:14:17 1991139 500 193 21 286 +124.6 +/- 19.25
55047 ncm-et-9 2018-09-24 12:36 01:15:18 1988769 500 193 11 296 +132.54 +/- 18.45
55046 ncm-et-13 2018-09-24 12:36 01:20:38 1864662 500 188 16 296 +124.6 +/- 18.61
55045 ncm-et-10 2018-09-24 12:36 01:17:56 1899871 500 163 23 314 +99.95 +/- 17.92
8334 ncm-et-3 2018-03-14 14:44 00:37:49 2027702 259 102 4 153 +138.34 +/- 25.54
8333 ncm-et-6 2018-03-14 14:44 00:38:27 2027210 257 86 12 159 +102.95 +/- 25.36
8332 ncm-et-14 2018-03-14 14:44 00:38:39 2020184 260 80 10 170 +95.9 +/- 23.86
8331 ncm-et-12 2018-03-14 14:43 00:38:54 1987103 262 93 6 163 +119.91 +/- 24.51
8330 ncm-et-4 2018-03-14 14:43 00:38:51 2011495 261 96 10 155 +118.92 +/- 25.86
8329 ncm-et-10 2018-03-14 14:43 00:39:13 2019697 274 94 10 170 +110.05 +/- 24.32
8328 ncm-et-9 2018-03-14 14:43 00:39:40 2026226 275 87 12 176 +97.22 +/- 23.75
8327 ncm-et-11 2018-03-14 14:43 00:39:33 2018721 274 92 14 168 +101.71 +/- 24.81
8326 ncm-et-8 2018-03-14 14:42 00:39:53 1989377 266 100 13 153 +117.97 +/- 26.43
8325 ncm-et-15 2018-03-14 14:42 00:40:01 2018070 270 97 7 166 +120.41 +/- 24.46
8324 ncm-et-7 2018-03-14 14:41 00:41:05 2026064 285 110 4 171 +135.73 +/- 24.0
8323 ncm-et-5 2018-03-14 14:41 00:40:57 2021651 274 97 9 168 +115.68 +/- 24.49
8322 ncm-et-13 2018-03-14 14:41 00:41:10 2022957 283 113 9 161 +133.94 +/- 25.53
8321 ncm-et-14 2018-03-14 13:28 01:14:24 2020348 500 194 23 283 +123.81 +/- 19.45
8320 ncm-et-9 2018-03-14 13:27 01:13:43 2024918 500 163 20 317 +102.22 +/- 17.7
8319 ncm-et-7 2018-03-14 13:27 01:12:12 2023610 500 181 18 301 +117.55 +/- 18.43
8318 ncm-et-5 2018-03-14 13:27 01:12:12 2022140 500 180 20 300 +115.23 +/- 18.53
8317 ncm-et-11 2018-03-14 13:27 01:13:46 1989899 500 189 8 303 +131.74 +/- 17.99
8316 ncm-et-13 2018-03-14 13:27 01:12:17 2025574 500 166 17 317 +106.78 +/- 17.62
8315 ncm-et-6 2018-03-14 13:27 01:14:55 2026721 500 183 14 303 +122.24 +/- 18.21
8314 ncm-et-3 2018-03-14 13:27 01:15:38 2026556 500 190 19 291 +123.81 +/- 18.95
8313 ncm-et-10 2018-03-14 13:27 01:14:14 2019535 500 189 12 299 +128.55 +/- 18.34
8312 ncm-et-12 2018-03-14 13:27 01:14:34 2015500 500 189 15 296 +126.18 +/- 18.58
8311 ncm-et-15 2018-03-14 13:27 01:13:30 2019533 500 189 14 297 +126.97 +/- 18.5
8310 ncm-et-4 2018-03-14 13:27 01:14:32 1997032 500 178 25 297 +109.83 +/- 18.8
8309 ncm-et-8 2018-03-14 13:27 01:13:39 2021977 500 181 15 304 +119.89 +/- 18.19

Commit

Commit ID e50af36a00ea1df1b395873766408f127dd00c90
Author Joost VandeVondele
Date 2017-10-28 10:33:48 UTC
Extra thinking before accepting draw PVs. If the PV leads to a draw (3-fold / 50-moves) position and we're ahead of time, think a little longer, possibly finding a better way. As this is most likely effective at higher draw rates, tried speculative LTC after a yellow STC: STC: http://tests.stockfishchess.org/tests/view/59eb173a0ebc590ccbb8975d LLR: -2.95 (-2.94,2.94) [0.00,5.00] Total: 56095 W: 10013 L: 9902 D: 36180 elo = 0.688 +- 1.711 LOS: 78.425% LTC: http://tests.stockfishchess.org/tests/view/59eba1670ebc590ccbb897b4 LLR: 2.95 (-2.94,2.94) [0.00,5.00] Total: 59579 W: 7577 L: 7273 D: 44729 elo = 1.773 +- 1.391 LOS: 99.381% bench: 5234652
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