Dev Builds » 20191112-0018

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 08:53:29 1976213 3517 2135 56 1326 +236.05 +/- 9.24
ncm-et-4 08:53:19 1969955 3508 2106 63 1339 +231.41 +/- 9.2
ncm-et-9 08:53:07 1972044 3491 2126 49 1316 +238.1 +/- 9.26
ncm-et-10 07:39:44 1965779 2998 1819 58 1121 +234.06 +/- 10.07
ncm-et-13 08:51:28 1972941 3500 2100 67 1333 +230.61 +/- 9.23
ncm-et-15 07:38:42 1974819 2986 1838 58 1090 +238.72 +/- 10.23
20000 12124 351 7525 +234.73 +/- 3.88

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
103790 ncm-et-4 2019-11-14 05:31 00:01:59 1970791 8 3 1 4 +88.74 +/- 190.27
103789 ncm-et-3 2019-11-14 05:30 00:03:16 1965701 17 9 0 8 +204.71 +/- 123.58
103788 ncm-et-10 2019-11-14 04:19 01:14:41 1978318 498 301 8 189 +234.57 +/- 24.53
103787 ncm-et-9 2019-11-14 04:18 01:15:16 1968473 491 311 6 174 +252.56 +/- 25.6
103786 ncm-et-15 2019-11-14 04:17 01:16:21 1954250 486 298 10 178 +236.83 +/- 25.4
103785 ncm-et-13 2019-11-14 04:15 01:17:36 1967077 500 299 5 196 +234.38 +/- 23.91
103784 ncm-et-4 2019-11-14 04:15 01:15:46 1963534 500 313 8 179 +246.3 +/- 25.29
103783 ncm-et-3 2019-11-14 04:13 01:16:04 1979850 500 300 9 191 +231.21 +/- 24.42
103782 ncm-et-10 2019-11-14 03:01 01:16:57 1968161 500 330 13 157 +259.91 +/- 27.26
103781 ncm-et-9 2019-11-14 03:00 01:17:23 1968467 500 291 5 204 +226.0 +/- 23.36
103780 ncm-et-13 2019-11-14 03:00 01:14:31 1976539 500 283 8 209 +214.85 +/- 23.15
103779 ncm-et-15 2019-11-14 02:59 01:17:15 1987992 500 299 12 189 +227.04 +/- 24.65
103778 ncm-et-4 2019-11-14 02:58 01:15:21 1964147 500 288 7 205 +220.88 +/- 23.38
103777 ncm-et-3 2019-11-14 02:57 01:15:24 1978723 500 305 7 188 +238.66 +/- 24.57
103776 ncm-et-9 2019-11-14 01:43 01:15:55 1971874 500 314 6 180 +249.64 +/- 25.14
103775 ncm-et-13 2019-11-14 01:43 01:15:54 1968780 500 296 11 193 +224.97 +/- 24.33
103774 ncm-et-4 2019-11-14 01:41 01:15:52 1971272 500 293 8 199 +224.97 +/- 23.82
103773 ncm-et-10 2019-11-14 01:41 01:18:55 1958778 500 303 14 183 +229.12 +/- 25.13
103772 ncm-et-15 2019-11-14 01:40 01:17:40 1968942 500 296 8 196 +228.08 +/- 24.03
103771 ncm-et-3 2019-11-14 01:40 01:15:59 1978135 500 298 11 191 +227.04 +/- 24.48
103770 ncm-et-13 2019-11-14 00:24 01:17:17 1967875 500 300 12 188 +228.08 +/- 24.72
103769 ncm-et-10 2019-11-14 00:24 01:15:27 1969693 500 289 5 206 +223.94 +/- 23.23
103768 ncm-et-4 2019-11-14 00:24 01:16:07 1974986 500 302 11 187 +231.21 +/- 24.77
103767 ncm-et-9 2019-11-14 00:24 01:17:37 1969401 500 298 8 194 +230.16 +/- 24.17
103766 ncm-et-15 2019-11-14 00:24 01:15:04 1980477 500 320 11 169 +250.77 +/- 26.18
103765 ncm-et-3 2019-11-14 00:23 01:15:28 1975455 500 312 8 180 +245.2 +/- 25.21
103764 ncm-et-13 2019-11-13 23:08 01:15:35 1976385 500 313 10 177 +244.1 +/- 25.51
103763 ncm-et-15 2019-11-13 23:07 01:15:31 1986603 500 302 11 187 +231.21 +/- 24.77
103762 ncm-et-4 2019-11-13 23:07 01:15:41 1970958 500 306 15 179 +231.21 +/- 25.45
103761 ncm-et-9 2019-11-13 23:07 01:15:45 1979112 500 296 5 199 +231.21 +/- 23.7
103760 ncm-et-3 2019-11-13 23:07 01:14:45 1971426 500 300 3 197 +237.58 +/- 23.75
103759 ncm-et-10 2019-11-13 23:07 01:15:58 1962306 500 300 8 192 +232.26 +/- 24.31
103714 ncm-et-4 2019-11-13 13:39 01:16:16 1965227 500 294 9 197 +224.97 +/- 23.99
103713 ncm-et-3 2019-11-13 13:39 01:16:32 1969549 500 315 5 180 +251.89 +/- 25.1
103712 ncm-et-9 2019-11-13 13:38 01:16:47 1968653 500 312 7 181 +246.3 +/- 25.1
103711 ncm-et-13 2019-11-13 13:37 01:16:11 1972357 500 300 11 189 +229.12 +/- 24.62
103710 ncm-et-15 2019-11-13 12:22 01:16:51 1970655 500 323 6 171 +259.91 +/- 25.87
103709 ncm-et-9 2019-11-13 12:22 01:14:24 1978332 500 304 12 184 +232.26 +/- 25.02
103708 ncm-et-13 2019-11-13 12:22 01:14:24 1981580 500 309 10 181 +239.74 +/- 25.19
103707 ncm-et-4 2019-11-13 12:22 01:16:17 1978725 500 307 4 189 +244.1 +/- 24.38
103706 ncm-et-10 2019-11-13 12:22 01:17:46 1957423 500 296 10 194 +226.0 +/- 24.23
103705 ncm-et-3 2019-11-13 12:22 01:16:01 1990870 500 296 13 191 +222.92 +/- 24.53

Commit

Commit ID 9b8b259388f15d9f669cfc526a2bb7c5a5b1ee71
Author Alain SAVARD
Date 2019-11-12 00:18:54 UTC
Sequencing tweak in tbprobe() Followup of "issue" #2372, which was in fact a small speed-up proposal by user @d3vv for the probing code of tablebases. See comments on this issue where it was proven by Alin Savard that the proposed change is more efficient on average than master on all type of sequences it will usually be called. Note that on gcc 4.3, this will produce a bogus warning which was solved with ulterior gcc versions: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43949 Closes https://github.com/official-stockfish/Stockfish/issues/2372 Closes https://github.com/official-stockfish/Stockfish/pull/2379 Non functional change
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