Dev Builds » 20150602-1907

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 05:53:43 1988376 2384 200 498 1686 -43.66 +/- 7.46
ncm-et-4 05:54:01 1965281 2330 194 488 1648 -44.07 +/- 7.54
ncm-et-5 01:44:41 2008144 722 54 158 510 -50.4 +/- 13.53
ncm-et-6 01:44:22 2027374 715 67 152 496 -41.5 +/- 13.97
ncm-et-7 01:44:50 2008691 713 48 166 499 -58.03 +/- 13.7
ncm-et-8 01:44:38 2009596 712 68 159 485 -44.65 +/- 14.28
ncm-et-9 05:53:58 1993051 2370 207 531 1632 -47.8 +/- 7.71
ncm-et-10 05:53:53 1988418 2415 204 485 1726 -40.61 +/- 7.32
ncm-et-11 01:44:25 2015558 706 50 154 502 -51.56 +/- 13.55
ncm-et-12 01:44:38 2020429 718 55 145 518 -43.78 +/- 13.24
ncm-et-13 05:54:05 1991650 2409 208 485 1716 -40.13 +/- 7.37
ncm-et-14 01:44:50 2019127 703 57 151 495 -46.74 +/- 13.8
ncm-et-15 05:54:18 1987331 2382 217 495 1670 -40.73 +/- 7.56
ncm-et-16 01:44:47 2000884 721 59 155 507 -46.54 +/- 13.65
20000 1688 4222 14090 -44.26 +/- 2.59

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
74714 ncm-et-4 2019-03-21 22:32 00:17:01 1965843 114 6 24 84 -55.32 +/- 32.02
74713 ncm-et-9 2019-03-21 22:26 00:23:31 1984262 158 9 30 119 -46.45 +/- 26.45
74712 ncm-et-3 2019-03-21 22:23 00:26:03 1969581 170 18 41 111 -47.3 +/- 30.59
74711 ncm-et-15 2019-03-21 22:23 00:26:27 1962632 171 13 45 113 -65.79 +/- 29.84
74710 ncm-et-13 2019-03-21 22:20 00:28:44 1976251 194 20 29 145 -16.13 +/- 24.56
74709 ncm-et-10 2019-03-21 22:20 00:28:48 1971981 193 23 45 125 -39.78 +/- 29.0
74708 ncm-et-4 2019-03-21 21:14 01:16:40 1927817 500 47 116 337 -48.25 +/- 17.21
74707 ncm-et-9 2019-03-21 21:10 01:14:34 1975764 500 40 119 341 -55.36 +/- 16.92
74706 ncm-et-15 2019-03-21 21:08 01:13:56 1968930 500 46 104 350 -40.48 +/- 16.54
74705 ncm-et-3 2019-03-21 21:07 01:15:10 1973763 500 49 107 344 -40.48 +/- 16.88
74704 ncm-et-10 2019-03-21 21:05 01:13:39 1977983 500 37 102 361 -45.42 +/- 15.84
74703 ncm-et-13 2019-03-21 21:04 01:15:10 1965690 500 51 109 340 -40.48 +/- 17.11
74702 ncm-et-4 2019-03-21 19:57 01:16:21 1965997 500 49 90 361 -28.55 +/- 15.98
74701 ncm-et-9 2019-03-21 19:53 01:15:59 1973127 500 42 117 341 -52.51 +/- 16.95
74700 ncm-et-15 2019-03-21 19:53 01:13:50 1987221 500 51 99 350 -33.46 +/- 16.59
74699 ncm-et-13 2019-03-21 19:52 01:10:30 1976700 500 38 98 364 -41.89 +/- 15.69
74698 ncm-et-3 2019-03-21 19:51 01:14:47 1964302 500 49 107 344 -40.48 +/- 16.88
74697 ncm-et-10 2019-03-21 19:50 01:13:47 1966135 500 45 98 357 -36.97 +/- 16.16
74696 ncm-et-10 2019-03-21 18:37 01:12:49 1972568 500 44 93 363 -34.16 +/- 15.82
74695 ncm-et-4 2019-03-21 18:37 01:19:12 1882192 500 33 109 358 -53.22 +/- 15.93
74694 ncm-et-15 2019-03-21 18:36 01:15:13 1966946 500 45 101 354 -39.08 +/- 16.32
74693 ncm-et-9 2019-03-21 18:36 01:15:21 1975319 500 52 99 349 -32.76 +/- 16.65
74692 ncm-et-3 2019-03-21 18:36 01:13:17 1976368 500 37 96 367 -41.19 +/- 15.52
74691 ncm-et-13 2019-03-21 18:36 01:14:56 1978477 500 35 102 363 -46.84 +/- 15.7
14027 ncm-et-15 2018-03-31 12:28 00:30:01 2020184 211 15 41 155 -43.03 +/- 23.85
14026 ncm-et-11 2018-03-31 12:27 00:30:08 2015804 206 19 38 149 -32.14 +/- 24.82
14025 ncm-et-4 2018-03-31 12:27 00:30:46 2024263 216 16 41 159 -40.39 +/- 23.54
14024 ncm-et-14 2018-03-31 12:27 00:30:56 2018884 203 15 49 139 -58.74 +/- 26.41
14023 ncm-et-7 2018-03-31 12:27 00:30:54 2022303 213 16 40 157 -39.31 +/- 23.68
14022 ncm-et-5 2018-03-31 12:27 00:30:51 1992842 222 10 45 167 -55.24 +/- 22.16
14021 ncm-et-13 2018-03-31 12:27 00:30:59 2025408 215 15 46 154 -50.45 +/- 24.36
14020 ncm-et-12 2018-03-31 12:26 00:31:20 2019371 218 14 41 163 -43.25 +/- 22.83
14019 ncm-et-3 2018-03-31 12:26 00:31:21 2025408 214 14 41 159 -44.07 +/- 23.26
14018 ncm-et-6 2018-03-31 12:26 00:31:18 2026718 215 36 41 138 -8.08 +/- 27.85
14017 ncm-et-8 2018-03-31 12:26 00:31:33 1995746 212 23 43 146 -32.87 +/- 26.0
14016 ncm-et-10 2018-03-31 12:26 00:31:51 2022143 222 19 35 168 -25.08 +/- 22.45
14015 ncm-et-16 2018-03-31 12:26 00:31:54 1978976 221 20 38 163 -28.36 +/- 23.36
14014 ncm-et-9 2018-03-31 12:26 00:32:02 2024917 212 14 50 148 -59.58 +/- 25.21
14013 ncm-et-3 2018-03-31 11:12 01:13:05 2020836 500 33 106 361 -51.09 +/- 15.78
14012 ncm-et-6 2018-03-31 11:12 01:13:04 2028030 500 31 111 358 -56.07 +/- 15.9
14011 ncm-et-8 2018-03-31 11:12 01:13:05 2023446 500 45 116 339 -49.67 +/- 17.09
14010 ncm-et-11 2018-03-31 11:12 01:14:17 2015313 500 31 116 353 -59.64 +/- 16.16
14009 ncm-et-4 2018-03-31 11:12 01:14:01 2025574 500 43 108 349 -45.42 +/- 16.55
14008 ncm-et-12 2018-03-31 11:12 01:13:18 2021488 500 41 104 355 -44.01 +/- 16.21
14007 ncm-et-14 2018-03-31 11:12 01:13:54 2019371 500 42 102 356 -41.89 +/- 16.17
14006 ncm-et-15 2018-03-31 11:12 01:14:51 2018074 500 47 105 348 -40.48 +/- 16.65
14005 ncm-et-5 2018-03-31 11:12 01:13:50 2023446 500 44 113 343 -48.25 +/- 16.87
14004 ncm-et-7 2018-03-31 11:12 01:13:56 1995080 500 32 126 342 -66.1 +/- 16.74
14003 ncm-et-10 2018-03-31 11:12 01:12:59 2019698 500 36 112 352 -53.22 +/- 16.3
14002 ncm-et-13 2018-03-31 11:12 01:13:46 2027374 500 49 101 350 -36.26 +/- 16.57
14001 ncm-et-16 2018-03-31 11:12 01:12:53 2022793 500 39 117 344 -54.65 +/- 16.75
14000 ncm-et-9 2018-03-31 11:12 01:12:31 2024917 500 50 116 334 -46.13 +/- 17.4

Commit

Commit ID 4502a1934f2d624288b635b5901ecda8cefa342c
Author Stéphane Nicolet
Date 2015-06-02 19:07:02 UTC
Tweak backward pawns definition Advanced pawns cannot be backward. Also lower the backward penalty in endgame. Passed STC: LLR: 2.96 (-2.94,2.94) [-1.50,4.50] Total: 18534 W: 3588 L: 3433 D: 11513 and LTC: LLR: 2.96 (-2.94,2.94) [0.00,6.00] Total: 21319 W: 3415 L: 3217 D: 14687 Bench: 7271152 Resolves #359
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