Dev Builds » 20180727-1323

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 08:53:44 1988908 3438 1808 85 1545 +191.39 ± 8.49
ncm-et-4 08:53:25 1989381 3457 1774 95 1588 +184.28 ± 8.37
ncm-et-9 08:53:14 1988513 3452 1793 95 1564 +187.11 ± 8.45
ncm-et-10 08:53:16 1977289 3412 1765 102 1545 +185.06 ± 8.51
ncm-et-13 08:53:37 1976796 3412 1710 109 1593 +176.87 ± 8.37
ncm-et-15 08:54:34 1621429 2829 1384 64 1381 +175.7 ± 8.88
20000 10234 550 9216 +183.6 ± 3.47

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
48611 ncm-et-13 2018-08-05 05:47 00:30:09 1987824 191 91 10 90 +157.27 ± 35.68
48610 ncm-et-4 2018-08-05 05:44 00:33:20 1987981 214 117 3 94 +206.35 ± 34.41
48609 ncm-et-10 2018-08-05 05:44 00:33:30 1974711 213 110 4 99 +189.76 ± 33.44
48608 ncm-et-9 2018-08-05 05:44 00:33:27 1989874 217 118 4 95 +202.8 ± 34.36
48607 ncm-et-3 2018-08-05 05:43 00:34:00 1988770 220 124 8 88 +203.72 ± 36.32
48606 ncm-et-15 2018-08-05 05:04 01:13:01 1865901 445 218 11 216 +175.07 ± 22.55
48605 ncm-et-13 2018-08-05 04:27 01:18:38 1989874 500 263 14 223 +189.92 ± 22.46
48604 ncm-et-10 2018-08-05 04:26 01:16:50 1981381 500 269 11 220 +198.34 ± 22.55
48603 ncm-et-9 2018-08-05 04:25 01:17:21 1987825 500 265 16 219 +189.92 ± 22.75
48602 ncm-et-4 2018-08-05 04:25 01:18:11 1989085 500 255 17 228 +179.9 ± 22.23
48601 ncm-et-3 2018-08-05 04:25 01:17:36 1987665 500 275 15 210 +200.24 ± 23.29
48600 ncm-et-15 2018-08-05 03:27 01:36:07 1566897 500 240 10 250 +172.78 ± 20.78
48599 ncm-et-13 2018-08-05 03:09 01:17:17 1987825 500 253 21 226 +174.55 ± 22.44
48598 ncm-et-10 2018-08-05 03:08 01:16:48 1981852 500 246 16 238 +172.78 ± 21.64
48597 ncm-et-4 2018-08-05 03:08 01:16:03 1990981 500 283 11 206 +211.87 ± 23.44
48596 ncm-et-9 2018-08-05 03:07 01:17:26 1986722 500 259 15 226 +185.33 ± 22.3
48595 ncm-et-3 2018-08-05 03:06 01:17:24 1989243 500 265 7 228 +198.34 ± 21.93
48594 ncm-et-15 2018-08-05 01:50 01:36:07 1581690 500 244 9 247 +177.22 ± 20.91
48593 ncm-et-9 2018-08-05 01:49 01:16:16 1988139 500 263 16 221 +188.08 ± 22.63
48592 ncm-et-10 2018-08-05 01:49 01:17:38 1982791 500 261 18 221 +184.42 ± 22.67
48591 ncm-et-13 2018-08-05 01:49 01:18:51 1990348 500 246 12 242 +176.33 ± 21.29
48590 ncm-et-4 2018-08-05 01:49 01:17:29 1989559 500 248 10 242 +179.9 ± 21.23
48589 ncm-et-3 2018-08-05 01:49 01:16:05 1988612 500 265 12 223 +193.64 ± 22.4
47573 ncm-et-10 2018-07-28 04:12 00:30:36 1980754 199 99 6 94 +176.03 ± 34.53
47572 ncm-et-3 2018-07-28 04:08 00:34:18 1988769 218 105 7 106 +168.2 ± 32.42
47571 ncm-et-13 2018-07-28 04:07 00:35:40 1938590 221 113 5 103 +185.65 ± 32.86
47570 ncm-et-9 2018-07-28 04:06 00:36:11 1988454 235 113 5 117 +172.6 ± 30.5
47569 ncm-et-4 2018-07-28 04:05 00:37:24 1988769 243 120 10 113 +169.57 ± 31.71
47568 ncm-et-15 2018-07-28 03:25 01:17:45 1558184 384 196 11 177 +182.5 ± 25.15
47567 ncm-et-10 2018-07-28 02:51 01:19:38 1981851 500 256 19 225 +179.0 ± 22.46
47566 ncm-et-3 2018-07-28 02:50 01:17:24 1989085 500 261 11 228 +190.85 ± 22.07
47565 ncm-et-9 2018-07-28 02:48 01:17:24 1989400 500 256 10 234 +187.16 ± 21.68
47564 ncm-et-13 2018-07-28 02:47 01:18:21 1964170 500 230 18 252 +157.24 ± 20.92
47563 ncm-et-4 2018-07-28 02:47 01:17:02 1990191 500 257 9 234 +189.0 ± 21.65
47562 ncm-et-15 2018-07-28 01:48 01:35:31 1578704 500 237 11 252 +169.27 ± 20.71
47561 ncm-et-10 2018-07-28 01:31 01:19:13 1953755 500 268 12 220 +196.45 ± 22.58
47560 ncm-et-3 2018-07-28 01:30 01:18:42 1990982 500 249 10 241 +180.8 ± 21.28
47559 ncm-et-9 2018-07-28 01:29 01:17:38 1989558 500 258 13 229 +186.25 ± 22.07
47558 ncm-et-13 2018-07-28 01:29 01:17:26 1990980 500 244 16 240 +171.02 ± 21.52
47557 ncm-et-4 2018-07-28 01:29 01:17:13 1988615 500 241 15 244 +169.27 ± 21.27
47556 ncm-et-4 2018-07-28 00:11 01:16:43 1989874 500 253 20 227 +175.44 ± 22.36
47555 ncm-et-13 2018-07-28 00:11 01:17:15 1964762 500 270 13 217 +197.4 ± 22.8
47554 ncm-et-15 2018-07-28 00:11 01:36:03 1577202 500 249 12 239 +179.0 ± 21.46
47553 ncm-et-10 2018-07-28 00:11 01:19:03 1981224 500 256 16 228 +181.7 ± 22.21
47552 ncm-et-9 2018-07-28 00:10 01:17:31 1988139 500 261 16 223 +186.25 ± 22.51
47551 ncm-et-3 2018-07-28 00:10 01:18:15 1988138 500 264 15 221 +189.92 ± 22.6

Commit

Commit ID e12fc10b5cf4ac1518a18a54c4e368ef2dc55bfc
Author Stéphane Nicolet
Date 2018-07-27 13:23:57 UTC
Remove a popcount for HinderPassedPawn Remove a popcount for HinderPassedPawn, and compensate by doubling the bonus from S(4,0) to to S(8,0). Maybe it was pure luck, but we got the idea of this Elo gaining patch by seing the simplification attempt by Mike Whiteley in pull request #1703. This suggests that whenever we have a passed evaluation simplification, we should consider the possibility that the master bonus has become slightly out of tune with time, and we should try a few Elo gaining [0..4] tests by hand-tuning the master bonus. STC: LLR: 2.95 (-2.94,2.94) [0.00,4.00] Total: 19136 W: 4388 L: 4147 D: 10601 http://tests.stockfishchess.org/tests/view/5b59be6f0ebc5902bdb8ac06 LTC: LLR: 2.96 (-2.94,2.94) [0.00,4.00] Total: 99382 W: 17324 L: 16843 D: 65215 http://tests.stockfishchess.org/tests/view/5b59d2410ebc5902bdb8afa8 Closes https://github.com/official-stockfish/Stockfish/pull/1710 Bench: 4688817
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