Dev Builds » 20171204-1657

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 16:24:10 2016300 6673 2601 214 3858 +130.03 +/- 5.18
ncm-et-4 16:23:00 2017296 6658 2529 216 3913 +125.94 +/- 5.13
ncm-et-9 04:08:17 1988257 1670 635 53 982 +126.38 +/- 10.23
ncm-et-10 04:08:06 1969378 1652 647 44 961 +132.95 +/- 10.32
ncm-et-13 04:08:16 1965745 1674 628 66 980 +121.35 +/- 10.31
ncm-et-15 04:08:15 1981422 1673 669 41 963 +137.12 +/- 10.32
20000 7709 634 11657 +128.46 +/- 2.97

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
54684 ncm-et-4 2018-09-21 20:28 00:21:14 1989716 143 50 1 92 +124.07 +/- 31.68
54683 ncm-et-10 2018-09-21 20:26 00:23:03 1975175 152 57 7 88 +118.7 +/- 34.8
54682 ncm-et-9 2018-09-21 20:24 00:25:03 1987665 170 65 5 100 +128.13 +/- 32.1
54681 ncm-et-15 2018-09-21 20:24 00:25:11 1979190 173 66 4 103 +130.3 +/- 31.34
54680 ncm-et-13 2018-09-21 20:23 00:26:29 1938172 174 72 6 96 +138.71 +/- 33.42
54679 ncm-et-3 2018-09-21 20:21 00:27:45 1993039 188 79 6 103 +142.38 +/- 32.24
54678 ncm-et-4 2018-09-21 19:12 01:15:11 1986249 500 199 19 282 +130.94 +/- 19.39
54677 ncm-et-10 2018-09-21 19:10 01:14:29 1981227 500 208 14 278 +142.26 +/- 19.45
54676 ncm-et-15 2018-09-21 19:09 01:13:31 1981695 500 211 16 273 +143.07 +/- 19.77
54675 ncm-et-9 2018-09-21 19:08 01:15:08 1987350 500 200 18 282 +132.54 +/- 19.37
54674 ncm-et-3 2018-09-21 19:07 01:13:25 1990664 500 199 13 288 +135.76 +/- 18.92
54673 ncm-et-13 2018-09-21 19:06 01:15:58 1961057 500 189 28 283 +116.0 +/- 19.55
54672 ncm-et-4 2018-09-21 17:54 01:16:03 1989558 500 196 12 292 +134.15 +/- 18.68
54671 ncm-et-15 2018-09-21 17:54 01:14:23 1984047 500 205 12 283 +141.44 +/- 19.13
54670 ncm-et-3 2018-09-21 17:53 01:12:20 1990508 500 187 11 302 +127.76 +/- 18.15
54669 ncm-et-13 2018-09-21 17:53 01:11:41 1988769 500 187 10 303 +128.55 +/- 18.07
54668 ncm-et-10 2018-09-21 17:52 01:17:19 1939889 500 191 10 299 +131.74 +/- 18.27
54667 ncm-et-9 2018-09-21 17:52 01:15:04 1989717 500 180 14 306 +119.89 +/- 18.06
54666 ncm-et-13 2018-09-21 16:38 01:14:08 1974984 500 180 22 298 +113.68 +/- 18.68
54665 ncm-et-9 2018-09-21 16:38 01:13:02 1988299 500 190 16 294 +126.18 +/- 18.71
54664 ncm-et-10 2018-09-21 16:38 01:13:15 1981224 500 191 13 296 +129.35 +/- 18.52
54663 ncm-et-15 2018-09-21 16:38 01:15:10 1980756 500 187 9 304 +129.35 +/- 17.98
54662 ncm-et-3 2018-09-21 16:38 01:14:34 1988928 500 188 17 295 +123.81 +/- 18.69
54661 ncm-et-4 2018-09-21 16:38 01:15:45 1990822 500 185 13 302 +124.6 +/- 18.22
519 ncm-et-4 2018-01-28 05:23 00:02:35 2029179 15 4 1 10 +70.44 +/- 102.41
518 ncm-et-3 2018-01-28 04:14 01:12:01 2026884 485 186 19 280 +124.73 +/- 19.37
517 ncm-et-4 2018-01-28 04:09 01:12:42 2027046 500 187 13 300 +126.18 +/- 18.32
516 ncm-et-3 2018-01-28 02:59 01:13:15 2026227 500 189 21 290 +121.46 +/- 19.05
515 ncm-et-4 2018-01-28 02:55 01:12:50 2026554 500 179 14 307 +119.11 +/- 18.01
514 ncm-et-3 2018-01-28 01:45 01:13:32 2027046 500 183 16 301 +120.67 +/- 18.37
513 ncm-et-4 2018-01-28 01:40 01:13:37 2029344 500 206 8 286 +145.54 +/- 18.84
512 ncm-et-3 2018-01-28 00:30 01:13:40 2025899 500 185 15 300 +123.02 +/- 18.39
511 ncm-et-4 2018-01-28 00:25 01:14:09 2025245 500 183 17 300 +119.89 +/- 18.45
510 ncm-et-3 2018-01-27 23:14 01:14:47 2024263 500 193 15 292 +129.35 +/- 18.78
509 ncm-et-4 2018-01-27 23:10 01:13:52 2028358 500 184 19 297 +119.11 +/- 18.65
508 ncm-et-3 2018-01-27 21:59 01:14:03 2025246 500 194 13 293 +131.74 +/- 18.67
507 ncm-et-4 2018-01-27 21:56 01:13:15 2028030 500 198 19 283 +130.15 +/- 19.34
506 ncm-et-3 2018-01-27 20:44 01:14:15 2027374 500 197 17 286 +130.94 +/- 19.14
505 ncm-et-4 2018-01-27 20:43 01:12:09 2025735 500 179 14 307 +119.11 +/- 18.01
504 ncm-et-3 2018-01-27 19:29 01:13:41 2027538 500 201 17 282 +134.15 +/- 19.34
503 ncm-et-4 2018-01-27 19:27 01:14:22 2027374 500 198 20 282 +129.35 +/- 19.42
502 ncm-et-3 2018-01-27 18:14 01:13:31 2027702 500 200 16 284 +134.15 +/- 19.21
501 ncm-et-4 2018-01-27 18:14 01:11:51 2026555 500 190 23 287 +120.67 +/- 19.25
500 ncm-et-3 2018-01-27 17:00 01:13:21 2026883 500 220 18 262 +148.85 +/- 20.39
499 ncm-et-4 2018-01-27 17:00 01:13:25 2029678 500 191 23 286 +121.46 +/- 19.3

Commit

Commit ID d19348221395a5939603bbd1364fda60e4ffd2ee
Author Joost VandeVondele
Date 2017-12-04 16:57:36 UTC
Pawn endgames directly skip early pruning. Instead of checking individual steps. Idea by @Stefano80. passed STC http://tests.stockfishchess.org/tests/view/5a23e5d20ebc590ccbb8b6d5 LLR: 2.96 (-2.94,2.94) [-3.00,1.00] Total: 37445 W: 6866 L: 6773 D: 23806 passed LTC http://tests.stockfishchess.org/tests/view/5a24260c0ebc590ccbb8b716 LLR: 2.96 (-2.94,2.94) [-3.00,1.00] Total: 38780 W: 4946 L: 4848 D: 28986 Bench: 5466219
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