Dev Builds » 20130215-1058

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 06:22:15 1989772 2659 45 1782 832 -271.33 +/- 11.76
ncm-et-4 06:24:35 1981001 2657 54 1791 812 -271.63 +/- 11.93
ncm-et-6 02:22:22 2025844 1013 10 695 308 -285.63 +/- 19.31
ncm-et-7 02:22:56 1978240 978 23 687 268 -287.38 +/- 20.85
ncm-et-9 06:20:36 1989846 2671 55 1860 756 -285.35 +/- 12.38
ncm-et-10 06:25:43 1982318 2655 51 1803 801 -275.38 +/- 12.01
ncm-et-11 02:22:41 2026392 1000 18 709 273 -295.27 +/- 20.64
ncm-et-12 02:21:58 2019050 1008 18 696 294 -283.34 +/- 19.87
ncm-et-13 06:24:35 1990495 2688 44 1794 850 -269.99 +/- 11.63
ncm-et-15 06:21:54 1993242 2671 50 1823 798 -277.8 +/- 12.04
20000 368 13640 5992 -277.68 +/- 4.39

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
110515 ncm-et-10 2020-01-05 11:21 00:22:21 1964002 155 2 106 47 -282.29 +/- 50.21
110514 ncm-et-3 2020-01-05 11:20 00:22:56 1964455 158 9 110 39 -262.97 +/- 54.77
110513 ncm-et-15 2020-01-05 11:19 00:23:49 1976539 163 2 118 43 -309.4 +/- 52.81
110512 ncm-et-9 2020-01-05 11:19 00:24:38 1968331 171 6 109 56 -242.1 +/- 46.04
110511 ncm-et-4 2020-01-05 11:19 00:24:43 1965379 165 4 113 48 -275.83 +/- 49.9
110510 ncm-et-13 2020-01-05 11:16 00:26:54 1961080 188 4 121 63 -253.22 +/- 43.18
110509 ncm-et-10 2020-01-05 10:08 01:12:13 1965399 500 7 338 155 -276.69 +/- 27.33
110508 ncm-et-15 2020-01-05 10:07 01:11:47 1975759 500 13 336 151 -266.97 +/- 27.82
110507 ncm-et-4 2020-01-05 10:06 01:11:21 1969098 500 7 335 158 -273.0 +/- 27.05
110506 ncm-et-3 2020-01-05 10:06 01:12:43 1959084 500 13 330 157 -259.91 +/- 27.26
110505 ncm-et-9 2020-01-05 10:05 01:12:31 1974984 500 5 352 143 -297.28 +/- 28.47
110504 ncm-et-13 2020-01-05 10:05 01:10:00 1980911 500 5 334 161 -274.22 +/- 26.71
110503 ncm-et-4 2020-01-05 08:53 01:12:02 1967539 500 9 351 140 -290.66 +/- 28.9
110502 ncm-et-15 2020-01-05 08:53 01:12:30 1973738 500 8 325 167 -259.91 +/- 26.28
110501 ncm-et-10 2020-01-05 08:53 01:13:34 1966004 500 5 353 142 -298.62 +/- 28.58
110500 ncm-et-3 2020-01-05 08:53 01:12:06 1964612 500 7 343 150 -282.94 +/- 27.82
110499 ncm-et-9 2020-01-05 08:53 01:11:06 1967694 500 16 360 124 -293.29 +/- 30.72
110498 ncm-et-13 2020-01-05 08:53 01:11:04 1975604 500 10 346 144 -282.94 +/- 28.49
110455 ncm-et-10 2020-01-04 23:02 01:15:20 1958940 500 13 344 143 -276.69 +/- 28.62
110454 ncm-et-4 2020-01-04 23:02 01:13:20 1961539 500 8 339 153 -276.69 +/- 27.55
110453 ncm-et-9 2020-01-04 23:02 01:10:43 1975452 500 9 350 141 -289.36 +/- 28.79
110452 ncm-et-3 2020-01-04 23:02 01:12:17 1963533 500 5 342 153 -284.22 +/- 27.46
110451 ncm-et-15 2020-01-04 23:02 01:11:32 1967243 500 11 344 145 -279.17 +/- 28.4
110450 ncm-et-13 2020-01-04 23:02 01:13:53 1976849 500 6 336 158 -275.45 +/- 27.02
39460 ncm-et-3 2018-06-07 06:04 00:00:13 2027539 1 0 0 1 0.0 +/- 30.47
39459 ncm-et-15 2018-06-07 06:03 00:01:25 2021162 8 1 5 2 -190.85 +/- 457.95
39458 ncm-et-12 2018-06-07 06:03 00:01:25 2019697 8 0 8 0 -1199.83 +/- 190.04
39457 ncm-et-6 2018-06-07 06:02 00:02:36 2025572 13 0 9 4 -296.06 +/- 224.51
39456 ncm-et-7 2018-06-07 04:57 01:07:31 2026554 478 12 321 145 -267.24 +/- 28.39
39455 ncm-et-4 2018-06-07 04:53 01:11:32 1996713 492 13 330 149 -265.96 +/- 28.01
39454 ncm-et-3 2018-06-07 04:53 01:10:24 2025082 500 5 343 152 -285.49 +/- 27.55
39453 ncm-et-9 2018-06-07 04:52 01:10:18 2024754 500 7 356 137 -299.97 +/- 29.19
39452 ncm-et-11 2018-06-07 04:52 01:11:18 2027703 500 10 351 139 -289.36 +/- 29.02
39451 ncm-et-13 2018-06-07 04:52 01:11:32 2024101 500 11 327 162 -258.75 +/- 26.78
39450 ncm-et-10 2018-06-07 04:52 01:11:16 2017259 500 8 331 161 -266.97 +/- 26.8
39449 ncm-et-15 2018-06-07 04:52 01:10:13 2019533 500 9 340 151 -276.69 +/- 27.77
39448 ncm-et-12 2018-06-07 04:51 01:10:37 2019698 500 8 338 154 -275.45 +/- 27.45
39447 ncm-et-6 2018-06-07 04:50 01:10:28 2026227 500 6 350 144 -293.29 +/- 28.4
39446 ncm-et-7 2018-06-07 03:40 01:15:25 1929927 500 11 366 123 -308.24 +/- 30.9
39445 ncm-et-4 2018-06-07 03:40 01:11:37 2025739 500 13 323 164 -251.89 +/- 26.64
39444 ncm-et-10 2018-06-07 03:40 01:10:59 2022304 500 16 331 153 -257.59 +/- 27.65
39443 ncm-et-9 2018-06-07 03:40 01:11:20 2027866 500 12 333 155 -264.6 +/- 27.43
39442 ncm-et-15 2018-06-07 03:40 01:10:38 2018721 500 6 355 139 -299.97 +/- 28.94
39441 ncm-et-3 2018-06-07 03:40 01:11:36 2024104 500 6 314 180 -249.64 +/- 25.14
39440 ncm-et-12 2018-06-07 03:40 01:09:56 2017755 500 10 350 140 -288.06 +/- 28.91
39439 ncm-et-13 2018-06-07 03:40 01:11:12 2024429 500 8 330 162 -265.78 +/- 26.71
39438 ncm-et-11 2018-06-07 03:40 01:11:23 2025081 500 8 358 134 -301.33 +/- 29.55
39437 ncm-et-6 2018-06-07 03:40 01:09:18 2025735 500 4 336 160 -277.93 +/- 26.76

Commit

Commit ID e0dfb0bc34dfd6bdb055a7f5779e7a61e2d76dd6
Author Marco Costalba
Date 2013-02-15 10:58:33 UTC
Further speed up bitbase generation Another trick, along the same lines of previous patch. This time we first check positions with white side to move that, becuase we start with pawn on rank 7, are easily classified as wins, then black ones. Number of cycles reduced to 15 ! Becuase now it is faster we can remove a lot of code to detect theoretical draws. We will calculate them anyhow, although a bit slower, but the speed up trick more than compensates it. Verified that generated bitbases match original ones. No functional change.
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