Dev Builds » 20130426-1738

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 05:54:34 1983968 2442 59 1592 791 -256.31 ± 12.09
ncm-et-4 05:54:44 1972689 2427 61 1584 782 -256.17 ± 12.16
ncm-et-5 01:50:54 2010185 778 10 501 267 -258.23 ± 20.68
ncm-et-6 01:51:04 2025082 765 23 483 259 -241.53 ± 21.17
ncm-et-7 01:50:55 1973656 753 25 482 246 -244.6 ± 21.76
ncm-et-9 05:54:36 1986961 2438 68 1540 830 -242.88 ± 11.8
ncm-et-10 05:54:40 1980496 2432 68 1537 827 -243.02 ± 11.82
ncm-et-11 01:50:55 2024918 769 17 511 241 -264.83 ± 21.95
ncm-et-12 01:51:06 2009011 780 14 494 272 -249.3 ± 20.54
ncm-et-13 05:54:22 1991092 2446 63 1516 867 -237.6 ± 11.52
ncm-et-14 01:50:48 2020104 769 21 461 287 -226.09 ± 20.02
ncm-et-15 05:54:39 1985071 2439 57 1585 797 -255.58 ± 12.04
ncm-et-16 01:50:37 1999097 762 13 477 272 -245.71 ± 20.51
20000 499 12763 6738 -248.08 ± 4.14

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
108887 ncm-et-4 2019-12-24 18:08 00:21:07 1962309 143 4 90 49 -241.58 ± 49.19
108886 ncm-et-9 2019-12-24 18:05 00:24:20 1966793 166 2 112 52 -277.09 ± 47.57
108885 ncm-et-13 2019-12-24 18:04 00:25:14 1969869 176 4 102 70 -218.26 ± 40.57
108884 ncm-et-15 2019-12-24 18:04 00:25:27 1967413 170 4 118 48 -282.05 ± 49.92
108883 ncm-et-10 2019-12-24 18:04 00:25:14 1959399 167 2 99 66 -230.6 ± 41.52
108882 ncm-et-3 2019-12-24 18:02 00:26:33 1964765 178 3 123 52 -284.32 ± 47.8
108881 ncm-et-4 2019-12-24 16:55 01:12:18 1961695 500 18 352 130 -280.42 ± 29.98
108880 ncm-et-10 2019-12-24 16:51 01:11:34 1960157 500 10 302 188 -232.26 ± 24.67
108879 ncm-et-9 2019-12-24 16:51 01:12:43 1971408 500 21 304 175 -222.92 ± 25.82
108878 ncm-et-13 2019-12-24 16:51 01:12:08 1977317 500 11 315 174 -245.2 ± 25.77
108877 ncm-et-15 2019-12-24 16:50 01:12:25 1966025 500 9 336 155 -271.78 ± 27.38
108876 ncm-et-3 2019-12-24 16:49 01:12:48 1961693 500 12 319 169 -248.53 ± 26.2
108875 ncm-et-4 2019-12-24 15:40 01:14:03 1970019 500 14 320 166 -247.41 ± 26.48
108874 ncm-et-9 2019-12-24 15:37 01:13:14 1966927 500 13 304 183 -231.21 ± 25.11
108873 ncm-et-10 2019-12-24 15:36 01:13:48 1962160 500 19 302 179 -222.92 ± 25.5
108872 ncm-et-15 2019-12-24 15:36 01:12:58 1971256 500 11 312 177 -241.91 ± 25.53
108871 ncm-et-3 2019-12-24 15:36 01:11:31 1960155 500 9 324 167 -257.59 ± 26.3
108870 ncm-et-13 2019-12-24 15:34 01:15:20 1972507 500 16 300 184 -223.94 ± 25.09
108869 ncm-et-13 2019-12-24 14:22 01:11:02 1976698 500 14 325 161 -253.02 ± 26.92
108868 ncm-et-4 2019-12-24 14:22 01:16:18 1931409 500 10 316 174 -247.41 ± 25.75
108867 ncm-et-10 2019-12-24 14:22 01:13:00 1961862 500 17 313 170 -236.51 ± 26.19
108866 ncm-et-15 2019-12-24 14:22 01:12:59 1963412 500 9 325 166 -258.75 ± 26.39
108865 ncm-et-3 2019-12-24 14:22 01:12:48 1965071 500 11 335 154 -268.17 ± 27.51
108864 ncm-et-9 2019-12-24 14:22 01:13:34 1966478 500 13 331 156 -261.07 ± 27.35
37020 ncm-et-7 2018-05-31 17:46 00:35:48 2023936 253 11 164 78 -243.41 ± 38.87
37019 ncm-et-3 2018-05-31 17:45 00:37:01 2026718 264 8 165 91 -237.96 ± 35.87
37018 ncm-et-11 2018-05-31 17:44 00:37:49 2026390 269 2 182 85 -281.14 ± 36.87
37017 ncm-et-10 2018-05-31 17:43 00:38:03 2021489 265 6 184 75 -282.75 ± 39.7
37016 ncm-et-15 2018-05-31 17:43 00:37:58 2022140 269 8 182 79 -267.47 ± 38.66
37015 ncm-et-14 2018-05-31 17:43 00:38:28 2019372 269 8 166 95 -234.04 ± 35.07
37014 ncm-et-16 2018-05-31 17:43 00:38:23 1982068 262 5 154 103 -224.31 ± 33.3
37013 ncm-et-6 2018-05-31 17:43 00:38:56 2025572 265 7 170 88 -249.14 ± 36.5
37012 ncm-et-9 2018-05-31 17:43 00:39:00 2025736 272 5 172 95 -248.51 ± 34.92
37011 ncm-et-13 2018-05-31 17:42 00:39:04 2024590 270 4 157 109 -223.26 ± 32.2
37010 ncm-et-12 2018-05-31 17:42 00:39:30 2017438 280 6 171 103 -235.06 ± 33.49
37009 ncm-et-4 2018-05-31 17:42 00:39:46 1988888 284 7 176 101 -238.16 ± 33.93
37008 ncm-et-5 2018-05-31 17:41 00:40:00 2023447 278 2 179 97 -261.48 ± 34.29
37007 ncm-et-16 2018-05-31 16:30 01:12:14 2016126 500 8 323 169 -257.59 ± 26.11
37006 ncm-et-14 2018-05-31 16:30 01:12:20 2020836 500 13 295 192 -221.9 ± 24.45
37005 ncm-et-9 2018-05-31 16:30 01:11:45 2024427 500 14 317 169 -244.1 ± 26.23
37004 ncm-et-3 2018-05-31 16:30 01:13:53 2025408 500 16 326 158 -251.89 ± 27.2
37003 ncm-et-13 2018-05-31 16:30 01:11:34 2025574 500 14 317 169 -244.1 ± 26.23
37002 ncm-et-7 2018-05-31 16:29 01:15:07 1923377 500 14 318 168 -245.2 ± 26.32
37001 ncm-et-15 2018-05-31 16:29 01:12:52 2020184 500 16 312 172 -236.51 ± 26.02
37000 ncm-et-5 2018-05-31 16:29 01:10:54 1996923 500 8 322 170 -256.44 ± 26.02
36999 ncm-et-12 2018-05-31 16:29 01:11:36 2000584 500 8 323 169 -257.59 ± 26.11
36998 ncm-et-10 2018-05-31 16:29 01:13:01 2017909 500 14 337 149 -266.97 ± 28.02
36997 ncm-et-6 2018-05-31 16:29 01:12:08 2024593 500 16 313 171 -237.58 ± 26.1
36996 ncm-et-11 2018-05-31 16:29 01:13:06 2023446 500 15 329 156 -256.44 ± 27.37
36995 ncm-et-4 2018-05-31 16:29 01:11:12 2021814 500 8 330 162 -265.78 ± 26.71

Commit

Commit ID 083fe5812485597e13943b690cc24a8f25c0d140
Author Marco Costalba
Date 2013-04-26 17:38:11 UTC
Cache line aligned TT Let TT clusters (16*4=64 bytes) to hold on a singe cache line. This avoids the need for the double prefetch. Original patches by Lucas and Jean-Francois that has also tested on his AMD FX: BIG HASHTABLE ./stockfish bench 1024 1 18 > /dev/null Before: 1437642 nps 1426519 nps 1438493 nps After: 1474482 nps 1476375 nps 1475877 nps SMALL HASHTABLE ./stockfish bench 128 1 18 > /dev/null Before: 1435207 nps 1435586 nps 1433741 nps After: 1479143 nps 1471042 nps 1472286 nps No functional change.
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