Dev Builds » 20180621-2329

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 07:59:22 2001037 3093 1565 80 1448 +181.76 +/- 8.74
ncm-et-4 07:59:11 1998199 3110 1577 73 1460 +183.33 +/- 8.68
ncm-et-9 07:59:29 2000953 3094 1574 94 1426 +180.96 +/- 8.85
ncm-et-10 04:22:53 1980367 1660 864 43 753 +188.35 +/- 12.16
ncm-et-11 03:38:46 2026282 1426 704 49 673 +172.49 +/- 12.88
ncm-et-12 03:38:57 2003631 1429 697 56 676 +167.78 +/- 12.88
ncm-et-13 07:59:13 2004174 3110 1572 94 1444 +179.56 +/- 8.78
ncm-et-15 07:59:06 1988605 3078 1528 97 1453 +174.95 +/- 8.75
20000 10081 586 9333 +179.34 +/- 3.45

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
49680 ncm-et-10 2018-08-13 22:58 00:22:46 1972473 145 75 4 66 +186.09 +/- 41.42
49679 ncm-et-15 2018-08-13 22:57 00:23:20 1983576 153 77 4 72 +180.41 +/- 39.44
49678 ncm-et-3 2018-08-13 22:55 00:25:33 1991140 167 94 2 71 +215.3 +/- 39.74
49677 ncm-et-9 2018-08-13 22:55 00:25:52 1990349 165 92 6 67 +200.82 +/- 41.68
49676 ncm-et-4 2018-08-13 22:53 00:27:59 1990190 180 104 1 75 +226.12 +/- 38.49
49675 ncm-et-13 2018-08-13 22:50 00:30:11 1990349 190 103 10 77 +186.01 +/- 39.0
49674 ncm-et-10 2018-08-13 21:38 01:18:40 1984518 500 260 22 218 +179.9 +/- 22.93
49673 ncm-et-15 2018-08-13 21:37 01:18:32 1980443 500 248 13 239 +177.22 +/- 21.49
49672 ncm-et-9 2018-08-13 21:36 01:18:07 1989243 500 269 13 218 +196.45 +/- 22.73
49671 ncm-et-4 2018-08-13 21:35 01:16:40 1989876 500 241 14 245 +170.15 +/- 21.19
49670 ncm-et-3 2018-08-13 21:34 01:19:47 1989086 500 238 10 252 +171.02 +/- 20.68
49669 ncm-et-13 2018-08-13 21:33 01:16:15 1986563 500 250 10 240 +181.7 +/- 21.34
49668 ncm-et-15 2018-08-13 20:18 01:18:27 1981389 500 251 21 228 +172.78 +/- 22.32
49667 ncm-et-10 2018-08-13 20:17 01:19:35 1981067 500 267 7 226 +200.24 +/- 22.05
49666 ncm-et-9 2018-08-13 20:16 01:18:25 1990032 500 236 18 246 +162.35 +/- 21.24
49665 ncm-et-4 2018-08-13 20:16 01:17:53 1992088 500 246 15 239 +173.67 +/- 21.55
49664 ncm-et-3 2018-08-13 20:16 01:17:16 1987823 500 265 11 224 +194.57 +/- 22.31
49663 ncm-et-13 2018-08-13 20:15 01:16:54 1986563 500 239 16 245 +166.66 +/- 21.25
49662 ncm-et-4 2018-08-13 18:57 01:17:42 1990191 500 251 14 235 +179.0 +/- 21.75
49661 ncm-et-10 2018-08-13 18:57 01:19:25 1942782 500 251 10 239 +182.61 +/- 21.4
49660 ncm-et-13 2018-08-13 18:57 01:17:19 1990665 500 265 14 221 +191.78 +/- 22.58
49659 ncm-et-9 2018-08-13 18:57 01:18:13 1991614 500 254 16 230 +179.9 +/- 22.09
49658 ncm-et-15 2018-08-13 18:57 01:19:58 1915904 500 246 14 240 +174.55 +/- 21.47
49657 ncm-et-3 2018-08-13 18:57 01:17:53 1991139 500 252 8 240 +185.33 +/- 21.27
43063 ncm-et-12 2018-06-23 20:13 01:03:57 2020510 429 198 18 213 +155.37 +/- 22.88
43062 ncm-et-13 2018-06-23 20:13 01:03:48 2023610 420 228 8 184 +202.06 +/- 24.63
43061 ncm-et-9 2018-06-23 20:12 01:04:32 2025082 429 215 13 201 +177.6 +/- 23.57
43060 ncm-et-3 2018-06-23 20:12 01:04:57 2023776 426 213 13 200 +176.99 +/- 23.63
43059 ncm-et-11 2018-06-23 20:12 01:05:10 2025736 426 207 15 204 +168.71 +/- 23.4
43058 ncm-et-15 2018-06-23 20:10 01:06:31 2020349 425 208 9 208 +176.43 +/- 22.89
43057 ncm-et-4 2018-06-23 20:10 01:07:08 1975050 430 218 8 204 +185.5 +/- 23.16
43056 ncm-et-9 2018-06-23 18:55 01:16:10 2025900 500 246 13 241 +175.44 +/- 21.38
43055 ncm-et-12 2018-06-23 18:54 01:17:43 2020347 500 247 19 234 +171.02 +/- 21.93
43054 ncm-et-13 2018-06-23 18:54 01:18:14 2025081 500 243 17 240 +169.27 +/- 21.55
43053 ncm-et-11 2018-06-23 18:53 01:17:16 2025735 500 243 13 244 +172.78 +/- 21.21
43052 ncm-et-3 2018-06-23 18:53 01:17:45 2000524 500 253 14 233 +180.8 +/- 21.87
43051 ncm-et-4 2018-06-23 18:52 01:16:16 2024593 500 246 9 245 +179.0 +/- 21.02
43050 ncm-et-15 2018-06-23 18:52 01:16:53 2018883 500 249 17 234 +174.55 +/- 21.89
43049 ncm-et-13 2018-06-23 17:36 01:16:32 2026390 500 244 19 237 +168.4 +/- 21.76
43048 ncm-et-11 2018-06-23 17:36 01:16:20 2027376 500 254 21 225 +175.44 +/- 22.49
43047 ncm-et-3 2018-06-23 17:36 01:16:11 2023773 500 250 22 228 +171.02 +/- 22.34
43046 ncm-et-15 2018-06-23 17:36 01:15:25 2019696 500 249 19 232 +172.78 +/- 22.05
43045 ncm-et-10 2018-06-23 17:36 00:02:27 2020999 15 11 0 4 +325.08 +/- 234.24
43044 ncm-et-9 2018-06-23 17:36 01:18:10 1994454 500 262 15 223 +188.08 +/- 22.48
43043 ncm-et-12 2018-06-23 17:36 01:17:17 1970036 500 252 19 229 +175.44 +/- 22.22
43042 ncm-et-4 2018-06-23 17:36 01:15:33 2025408 500 271 12 217 +199.29 +/- 22.77

Commit

Commit ID 34321fcc2d9f9c4e00fb3bfd0d3773d9b3bb1416
Author Stéphane Nicolet
Date 2018-06-21 23:29:25 UTC
Increase outflanking weight to 12 Give more incentive to king activity in the endgame by increasing the weight of the "outflanking" variable from 8 to 12 in the function evaluate_initiative(). Finished yellow after 133102 games at STC: LLR: -3.07 (-2.94,2.94) [0.00,4.00] Total: 133102 W: 29535 L: 29179 D: 74388 http://tests.stockfishchess.org/tests/view/5b2b63fe0ebc5902b2e54475 Passed LTC: LLR: 2.95 (-2.94,2.94) [0.00,4.00] Total: 28027 W: 4918 L: 4672 D: 18437 http://tests.stockfishchess.org/tests/view/5b2ba39e0ebc5902b2e54a64 Closes https://github.com/official-stockfish/Stockfish/pull/1657 Bench: 4721753
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