Dev Builds » 20170629-0003

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 06:55:10 2004728 2775 975 105 1695 +112.72 +/- 7.73
ncm-et-4 06:54:21 2001912 2776 1006 111 1659 +116.16 +/- 7.88
ncm-et-5 02:45:51 2012412 1106 397 37 672 +117.36 +/- 12.26
ncm-et-6 02:43:46 2025736 1102 409 44 649 +119.59 +/- 12.66
ncm-et-7 02:44:15 1965699 1097 408 33 656 +123.75 +/- 12.44
ncm-et-8 02:42:22 1976979 1060 370 32 658 +114.79 +/- 12.27
ncm-et-9 06:53:29 2004278 2792 958 83 1751 +112.68 +/- 7.49
ncm-et-10 06:54:13 1978498 2734 996 105 1633 +117.51 +/- 7.94
ncm-et-11 01:29:35 2018070 609 220 27 362 +114.03 +/- 16.96
ncm-et-12 01:29:22 2020266 609 215 17 377 +117.21 +/- 16.2
ncm-et-13 04:10:53 1963812 1672 580 53 1039 +113.37 +/- 9.77
ncm-et-15 04:11:01 1963881 1668 609 50 1009 +121.12 +/- 9.99
20000 7143 697 12160 +116.12 +/- 2.88

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
56775 ncm-et-10 2018-10-07 09:48 00:20:54 1951095 131 40 3 88 +100.87 +/- 32.34
56774 ncm-et-3 2018-10-07 09:45 00:24:34 1987508 161 58 7 96 +113.98 +/- 32.99
56773 ncm-et-15 2018-10-07 09:44 00:25:16 1981068 168 60 3 105 +122.74 +/- 30.37
56772 ncm-et-13 2018-10-07 09:43 00:26:33 1920858 172 50 8 114 +86.59 +/- 29.17
56771 ncm-et-4 2018-10-07 09:42 00:27:22 1987193 179 63 5 111 +116.79 +/- 29.91
56770 ncm-et-9 2018-10-07 09:41 00:28:28 1990664 189 67 3 119 +122.48 +/- 28.38
56769 ncm-et-10 2018-10-07 08:29 01:18:12 1949981 500 197 25 278 +124.6 +/- 19.74
56768 ncm-et-13 2018-10-07 08:28 01:13:13 1989401 500 157 14 329 +102.22 +/- 16.93
56767 ncm-et-3 2018-10-07 08:28 01:15:23 1989717 500 179 18 303 +116.0 +/- 18.33
56766 ncm-et-15 2018-10-07 08:28 01:15:19 1942388 500 175 11 314 +118.33 +/- 17.57
56765 ncm-et-9 2018-10-07 08:26 01:13:17 1988612 500 161 7 332 +110.6 +/- 16.54
56764 ncm-et-4 2018-10-07 08:26 01:14:52 1990823 500 184 21 295 +117.55 +/- 18.8
56763 ncm-et-10 2018-10-07 07:13 01:15:03 1982793 500 171 19 310 +109.07 +/- 18.01
56762 ncm-et-15 2018-10-07 07:12 01:14:35 1983421 500 187 15 298 +124.6 +/- 18.48
56761 ncm-et-9 2018-10-07 07:11 01:13:55 1988769 500 181 18 301 +117.55 +/- 18.43
56760 ncm-et-3 2018-10-07 07:11 01:15:55 1989718 500 178 26 296 +109.07 +/- 18.87
56759 ncm-et-4 2018-10-07 07:11 01:14:02 1992723 500 166 24 310 +101.46 +/- 18.14
56758 ncm-et-13 2018-10-07 07:11 01:16:35 1958901 500 173 9 318 +118.33 +/- 17.3
56757 ncm-et-4 2018-10-07 05:55 01:14:23 1988927 500 177 18 305 +114.45 +/- 18.23
56756 ncm-et-13 2018-10-07 05:55 01:14:32 1986091 500 200 22 278 +129.35 +/- 19.67
56755 ncm-et-15 2018-10-07 05:55 01:15:51 1948649 500 187 21 292 +119.89 +/- 18.95
56754 ncm-et-10 2018-10-07 05:55 01:16:58 1904252 500 179 22 299 +112.91 +/- 18.63
56753 ncm-et-9 2018-10-07 05:55 01:15:32 1988613 500 166 19 315 +105.25 +/- 17.77
56752 ncm-et-3 2018-10-07 05:55 01:15:27 1988298 500 169 18 313 +108.3 +/- 17.84
2414 ncm-et-8 2018-02-22 22:44 00:09:31 2022466 60 21 0 39 +126.96 +/- 48.21
2413 ncm-et-4 2018-02-22 22:38 00:14:43 2008290 97 39 4 54 +131.27 +/- 44.82
2412 ncm-et-5 2018-02-22 22:38 00:15:22 1993119 106 42 4 60 +130.34 +/- 42.23
2411 ncm-et-10 2018-02-22 22:38 00:15:25 2019533 103 38 2 63 +126.78 +/- 39.67
2410 ncm-et-6 2018-02-22 22:37 00:15:28 2026718 102 36 3 63 +116.59 +/- 39.91
2409 ncm-et-7 2018-02-22 22:37 00:15:45 1882062 97 37 7 53 +111.09 +/- 46.09
2408 ncm-et-9 2018-02-22 22:37 00:15:46 2021977 103 35 1 67 +119.15 +/- 37.12
2407 ncm-et-12 2018-02-22 22:37 00:15:37 2020673 109 37 1 71 +119.22 +/- 36.0
2406 ncm-et-11 2018-02-22 22:37 00:16:09 2018071 109 40 8 61 +105.09 +/- 42.75
2405 ncm-et-3 2018-02-22 22:36 00:16:52 2026718 114 41 7 66 +106.87 +/- 40.58
2404 ncm-et-4 2018-02-22 21:22 01:14:43 2020677 500 188 19 293 +122.24 +/- 18.85
2403 ncm-et-6 2018-02-22 21:22 01:13:45 2025573 500 194 21 285 +125.39 +/- 19.3
2402 ncm-et-8 2018-02-22 21:22 01:20:00 1888449 500 166 17 317 +106.78 +/- 17.62
2401 ncm-et-10 2018-02-22 21:22 01:14:05 2020836 500 197 16 287 +131.74 +/- 19.06
2400 ncm-et-3 2018-02-22 21:22 01:12:31 2025899 500 179 13 308 +119.89 +/- 17.93
2399 ncm-et-12 2018-02-22 21:22 01:13:45 2019859 500 178 16 306 +116.78 +/- 18.12
2398 ncm-et-5 2018-02-22 21:22 01:14:15 2022141 500 173 13 314 +115.23 +/- 17.64
2397 ncm-et-11 2018-02-22 21:22 01:13:26 2018070 500 180 19 301 +116.0 +/- 18.46
2396 ncm-et-9 2018-02-22 21:22 01:13:55 2027210 500 165 18 317 +105.25 +/- 17.64
2395 ncm-et-7 2018-02-22 21:22 01:13:54 2026391 500 181 13 306 +121.46 +/- 18.03
2384 ncm-et-5 2018-02-22 19:32 01:16:14 2021978 500 182 20 298 +116.78 +/- 18.63
2383 ncm-et-3 2018-02-22 19:32 01:14:28 2025244 500 171 16 313 +111.37 +/- 17.78
2382 ncm-et-9 2018-02-22 19:32 01:12:36 2024102 500 183 17 300 +119.89 +/- 18.45
2381 ncm-et-4 2018-02-22 19:32 01:14:16 2024757 500 189 20 291 +122.24 +/- 18.97
2380 ncm-et-7 2018-02-22 19:32 01:14:36 1988644 500 190 13 297 +128.55 +/- 18.47
2379 ncm-et-6 2018-02-22 19:32 01:14:33 2024917 500 179 20 301 +114.45 +/- 18.48
2378 ncm-et-8 2018-02-22 19:32 01:12:51 2020023 500 183 15 302 +121.46 +/- 18.29
2377 ncm-et-10 2018-02-22 19:32 01:13:36 2020999 500 174 18 308 +112.14 +/- 18.08

Commit

Commit ID 05513a66410f96959f3a6e70be9aea72425cf7c7
Author Marco Costalba
Date 2017-06-29 00:03:35 UTC
Only main thread checks time The main change of the patch is that now time check is done only by main thread. In the past, before lazy SMP, we needed all the threds to check for available time because main thread could have been blocked on a split point, now this is no more the case and main thread can do the job alone, greatly simplifying the logic. Verified for regression testing on STC with 7 threads: LLR: 2.96 (-2.94,2.94) [-3.00,1.00] Total: 11895 W: 1741 L: 1608 D: 8546 No functional change. Closes #1152
Copyright 2011–2024 Next Chess Move LLC