Dev Builds » 20180927-1848

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

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 08:41:33 1990169 3354 1812 84 1458 +197.97 ± 8.77
ncm-et-4 08:41:27 1989244 3359 1699 80 1580 +182.6 ± 8.35
ncm-et-9 08:41:25 1989154 3383 1783 78 1522 +192.7 ± 8.54
ncm-et-10 08:41:21 1967055 3314 1723 103 1488 +185.71 ± 8.69
ncm-et-13 08:41:15 1917056 3245 1724 69 1452 +195.52 ± 8.74
ncm-et-15 08:41:26 1964341 3345 1752 92 1501 +189.12 ± 8.63
20000 10493 506 9001 +190.55 ± 3.52

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
55665 ncm-et-13 2018-09-29 06:47 00:41:54 1868749 245 123 3 119 +186.15 ± 30.11
55664 ncm-et-10 2018-09-29 06:40 00:49:12 1967621 314 162 7 145 +187.91 ± 27.68
55663 ncm-et-3 2018-09-29 06:35 00:54:13 1990348 354 198 12 144 +202.83 ± 28.27
55662 ncm-et-4 2018-09-29 06:34 00:54:48 1989244 359 183 6 170 +187.64 ± 25.35
55661 ncm-et-15 2018-09-29 06:34 00:54:55 1901421 345 182 10 153 +190.18 ± 27.17
55660 ncm-et-9 2018-09-29 06:30 00:59:12 1988454 383 214 7 162 +210.14 ± 26.33
55659 ncm-et-13 2018-09-29 05:28 01:18:16 1969992 500 253 12 235 +182.61 ± 21.69
55658 ncm-et-10 2018-09-29 05:19 01:19:19 1941713 500 241 15 244 +169.27 ± 21.27
55657 ncm-et-3 2018-09-29 05:18 01:16:06 1992247 500 263 12 225 +191.78 ± 22.28
55656 ncm-et-15 2018-09-29 05:16 01:16:46 1981694 500 266 14 220 +192.71 ± 22.64
55655 ncm-et-4 2018-09-29 05:16 01:17:25 1988296 500 257 11 232 +187.16 ± 21.83
55654 ncm-et-9 2018-09-29 05:12 01:17:06 1989245 500 263 8 229 +195.51 ± 21.9
55653 ncm-et-13 2018-09-29 04:10 01:16:54 1986722 500 264 10 226 +194.57 ± 22.15
55652 ncm-et-10 2018-09-29 04:01 01:17:46 1981382 500 276 13 211 +203.11 ± 23.17
55651 ncm-et-3 2018-09-29 03:58 01:19:08 1987825 500 259 18 223 +182.61 ± 22.55
55650 ncm-et-15 2018-09-29 03:57 01:17:51 1981538 500 267 16 217 +191.78 ± 22.87
55649 ncm-et-4 2018-09-29 03:56 01:18:19 1987036 500 253 12 235 +182.61 ± 21.69
55648 ncm-et-9 2018-09-29 03:54 01:16:33 1991456 500 253 13 234 +181.7 ± 21.78
55647 ncm-et-13 2018-09-29 02:49 01:19:20 1920700 500 288 10 202 +217.85 ± 23.68
55646 ncm-et-10 2018-09-29 02:42 01:17:48 1981381 500 260 20 220 +181.7 ± 22.77
55645 ncm-et-3 2018-09-29 02:38 01:18:22 1990823 500 270 12 218 +198.34 ± 22.71
55644 ncm-et-4 2018-09-29 02:37 01:17:58 1990032 500 268 10 222 +198.34 ± 22.4
55643 ncm-et-9 2018-09-29 02:36 01:17:07 1990191 500 256 9 235 +188.08 ± 21.59
55642 ncm-et-15 2018-09-29 02:35 01:20:57 1937831 500 273 7 220 +206.01 ± 22.41
55641 ncm-et-13 2018-09-29 01:28 01:20:43 1914995 500 287 12 201 +214.85 ± 23.8
55640 ncm-et-10 2018-09-29 01:23 01:17:51 1979988 500 255 24 221 +173.67 ± 22.78
55639 ncm-et-3 2018-09-29 01:19 01:17:47 1990981 500 281 11 208 +209.91 ± 23.31
55638 ncm-et-4 2018-09-29 01:18 01:17:58 1987982 500 240 18 242 +165.8 ± 21.46
55637 ncm-et-9 2018-09-29 01:18 01:16:30 1988612 500 263 16 221 +188.08 ± 22.63
55636 ncm-et-15 2018-09-29 01:18 01:16:13 1982792 500 249 16 235 +175.44 ± 21.81
55635 ncm-et-13 2018-09-29 00:05 01:21:53 1900756 500 251 11 238 +181.7 ± 21.49
55634 ncm-et-10 2018-09-29 00:03 01:18:24 1981538 500 260 10 230 +190.85 ± 21.92
55633 ncm-et-15 2018-09-29 00:01 01:16:25 1981382 500 253 12 235 +182.61 ± 21.69
55632 ncm-et-3 2018-09-29 00:00 01:17:55 1990032 500 268 9 223 +199.29 ± 22.3
55631 ncm-et-9 2018-09-29 00:00 01:17:20 1988455 500 258 14 228 +185.33 ± 22.16
55630 ncm-et-4 2018-09-29 00:00 01:17:43 1990822 500 244 10 246 +176.33 ± 21.0
55629 ncm-et-4 2018-09-28 22:41 01:17:16 1991297 500 254 13 233 +182.61 ± 21.84
55628 ncm-et-13 2018-09-28 22:41 01:22:15 1857482 500 258 11 231 +188.08 ± 21.89
55627 ncm-et-15 2018-09-28 22:41 01:18:19 1983733 500 262 17 221 +186.25 ± 22.65
55626 ncm-et-3 2018-09-28 22:41 01:18:02 1988928 500 273 10 217 +203.11 ± 22.71
55625 ncm-et-10 2018-09-28 22:41 01:21:01 1935767 500 269 14 217 +195.51 ± 22.82
55624 ncm-et-9 2018-09-28 22:41 01:17:37 1987665 500 276 11 213 +205.04 ± 22.99

Commit

Commit ID 33b2f6398c419e0c906d58314ada408b460e635c
Author Joost VandeVondele
Date 2018-09-27 18:48:11 UTC
Remove unneeded branch Storing unconditionally the current generation and bound is equivalent to master. Part of the condition was added as a speed optimization in #429. Here the branch is fully eliminated. passed STC single-threaded: LLR: 2.96 (-2.94,2.94) [-3.00,1.00] Total: 73515 W: 16378 L: 16359 D: 40778 http://tests.stockfishchess.org/tests/view/5b2fc38c0ebc5902b2e57fd5 passed STC multi-threaded: LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 63725 W: 12916 L: 12874 D: 37935 http://tests.stockfishchess.org/tests/view/5b307b8f0ebc5902b2e5895f The multithreaded test was run after a plausible suggestion by @mstembera that the effect of this could be larger with many cores. The result seems to indicate this doesn't really matter on the 8core architecture abundantly available on fishtest. No functional change
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