Dev Builds » 20150410-1939

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 05:50:20 1992742 2393 206 489 1698 -41.28 +/- 7.42
ncm-et-4 05:49:56 1970542 2352 198 487 1667 -42.91 +/- 7.49
ncm-et-5 01:43:29 2023365 718 56 167 495 -54.15 +/- 13.95
ncm-et-6 01:43:35 2025326 729 59 148 522 -42.63 +/- 13.29
ncm-et-7 01:43:18 2024754 704 67 139 498 -35.66 +/- 13.78
ncm-et-8 01:43:19 1982065 697 54 162 481 -54.27 +/- 14.14
ncm-et-9 05:49:23 1988063 2386 233 502 1651 -39.34 +/- 7.67
ncm-et-10 05:50:05 1983019 2355 196 525 1634 -48.86 +/- 7.66
ncm-et-11 01:43:34 2016123 725 52 160 513 -52.14 +/- 13.45
ncm-et-12 01:43:32 2017745 710 53 151 506 -48.26 +/- 13.5
ncm-et-13 05:49:57 1995747 2401 201 507 1693 -44.52 +/- 7.46
ncm-et-14 01:43:27 2019534 719 63 145 511 -39.8 +/- 13.53
ncm-et-15 05:49:45 1989875 2395 188 524 1683 -49.07 +/- 7.48
ncm-et-16 01:43:02 2006251 716 55 180 481 -61.28 +/- 14.33
20000 1681 4286 14033 -45.51 +/- 2.6

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
75362 ncm-et-4 2019-03-26 21:15 00:19:27 1962470 134 9 21 104 -31.2 +/- 27.61
75361 ncm-et-10 2019-03-26 21:12 00:22:14 1965232 145 14 37 94 -55.58 +/- 33.26
75360 ncm-et-3 2019-03-26 21:09 00:25:16 1986327 175 17 35 123 -35.86 +/- 27.91
75359 ncm-et-15 2019-03-26 21:08 00:26:17 1967397 183 16 37 130 -40.05 +/- 26.88
75358 ncm-et-13 2019-03-26 21:08 00:26:32 1979505 172 13 51 108 -78.05 +/- 31.13
75357 ncm-et-9 2019-03-26 21:06 00:28:09 1976922 191 16 36 139 -36.51 +/- 25.51
75356 ncm-et-4 2019-03-26 20:00 01:13:58 1969730 500 44 97 359 -36.97 +/- 16.04
75355 ncm-et-10 2019-03-26 19:57 01:14:23 1965710 500 38 115 347 -53.93 +/- 16.59
75354 ncm-et-3 2019-03-26 19:55 01:13:28 1972225 500 41 116 343 -52.51 +/- 16.83
75353 ncm-et-13 2019-03-26 19:55 01:12:09 1985493 500 37 103 360 -46.13 +/- 15.89
75352 ncm-et-15 2019-03-26 19:54 01:13:05 1985394 500 37 104 359 -46.84 +/- 15.95
75351 ncm-et-9 2019-03-26 19:52 01:12:42 1966924 500 42 119 339 -53.93 +/- 17.05
75350 ncm-et-4 2019-03-26 18:45 01:14:08 1961535 500 40 107 353 -46.84 +/- 16.31
75349 ncm-et-10 2019-03-26 18:41 01:15:01 1959390 500 38 103 359 -45.42 +/- 15.96
75348 ncm-et-15 2019-03-26 18:40 01:13:17 1974521 500 38 120 342 -57.5 +/- 16.84
75347 ncm-et-13 2019-03-26 18:39 01:14:11 1974049 500 52 103 345 -35.56 +/- 16.86
75346 ncm-et-9 2019-03-26 18:39 01:11:54 1965844 500 49 101 350 -36.26 +/- 16.57
75345 ncm-et-3 2019-03-26 18:38 01:15:11 1961995 500 39 108 353 -48.25 +/- 16.29
75344 ncm-et-13 2019-03-26 17:25 01:13:35 1987399 500 40 103 357 -44.01 +/- 16.1
75343 ncm-et-9 2019-03-26 17:25 01:13:14 1967710 500 64 96 340 -22.27 +/- 17.2
75342 ncm-et-15 2019-03-26 17:25 01:14:04 1972059 500 41 108 351 -46.84 +/- 16.42
75341 ncm-et-4 2019-03-26 17:25 01:19:03 1910328 500 60 108 332 -33.46 +/- 17.59
75340 ncm-et-10 2019-03-26 17:25 01:15:03 1966924 500 47 122 331 -52.51 +/- 17.52
75339 ncm-et-3 2019-03-26 17:25 01:12:45 1980667 500 54 99 347 -31.35 +/- 16.77
14571 ncm-et-8 2018-04-02 14:45 00:27:24 2023448 197 14 41 142 -47.92 +/- 25.28
14570 ncm-et-9 2018-04-02 14:43 00:29:45 2025900 195 18 43 134 -44.79 +/- 27.05
14569 ncm-et-7 2018-04-02 14:43 00:29:40 2025244 204 23 40 141 -29.02 +/- 26.43
14568 ncm-et-10 2018-04-02 14:43 00:29:57 2019047 210 12 49 149 -61.86 +/- 24.75
14567 ncm-et-16 2018-04-02 14:42 00:30:01 2023614 216 20 47 149 -43.66 +/- 25.59
14566 ncm-et-15 2018-04-02 14:42 00:30:17 2021162 212 12 46 154 -56.21 +/- 23.94
14565 ncm-et-4 2018-04-02 14:42 00:30:32 2024591 218 16 48 154 -51.37 +/- 24.63
14564 ncm-et-3 2018-04-02 14:41 00:31:39 2026390 218 14 44 160 -48.12 +/- 23.41
14563 ncm-et-14 2018-04-02 14:41 00:31:33 2018558 219 20 51 148 -49.51 +/- 25.95
14562 ncm-et-12 2018-04-02 14:41 00:31:41 2017745 210 16 49 145 -55.05 +/- 25.76
14561 ncm-et-11 2018-04-02 14:41 00:31:55 2017097 225 12 53 160 -64.03 +/- 23.78
14560 ncm-et-6 2018-04-02 14:41 00:32:07 2024917 229 16 41 172 -38.08 +/- 22.2
14559 ncm-et-5 2018-04-02 14:40 00:32:11 2022467 218 22 53 143 -49.74 +/- 26.84
14558 ncm-et-13 2018-04-02 14:39 00:33:10 2025081 229 20 56 153 -55.08 +/- 25.62
14557 ncm-et-16 2018-04-02 13:28 01:13:01 1988889 500 35 133 332 -68.99 +/- 17.29
14556 ncm-et-15 2018-04-02 13:28 01:12:45 2018720 500 44 109 347 -45.42 +/- 16.67
14555 ncm-et-7 2018-04-02 13:28 01:13:38 2024264 500 44 99 357 -38.37 +/- 16.15
14554 ncm-et-9 2018-04-02 13:28 01:13:39 2025082 500 44 107 349 -44.01 +/- 16.57
14553 ncm-et-4 2018-04-02 13:28 01:12:48 1994603 500 29 106 365 -53.93 +/- 15.49
14552 ncm-et-8 2018-04-02 13:28 01:15:55 1940683 500 40 121 339 -56.78 +/- 17.02
14551 ncm-et-12 2018-04-02 13:28 01:11:51 2017746 500 37 102 361 -45.42 +/- 15.84
14550 ncm-et-14 2018-04-02 13:28 01:11:54 2020510 500 43 94 363 -35.56 +/- 15.81
14549 ncm-et-13 2018-04-02 13:28 01:10:20 2022957 500 39 91 370 -36.26 +/- 15.38
14548 ncm-et-6 2018-04-02 13:28 01:11:28 2025736 500 43 107 350 -44.72 +/- 16.5
14547 ncm-et-10 2018-04-02 13:28 01:13:27 2021814 500 47 99 354 -36.26 +/- 16.34
14546 ncm-et-11 2018-04-02 13:28 01:11:39 2015150 500 40 107 353 -46.84 +/- 16.31
14545 ncm-et-5 2018-04-02 13:28 01:11:18 2024263 500 34 114 352 -56.07 +/- 16.26
14544 ncm-et-3 2018-04-02 13:28 01:12:01 2028851 500 41 87 372 -32.05 +/- 15.29

Commit

Commit ID a66c73deef420104e74b6645ee60e20b37fd8549
Author Marco Costalba
Date 2015-04-10 19:39:15 UTC
Allow Position::init() to be called more than once Currently Zobrist::castling[] are not properly zeroed and rely on the compiler to do this at startup, but this makes Position::init() to set different values every time it is called! This is a bit odd, and although not impacting normal usage, can yield to subtle misbehaviour, very difficult to track down, in case we happen to call it more than once for some reason. I found this while developing tuning support and it took me a while to track it down. So properly init Zobrist::castling[] No functional change. Resolves #329
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