Dev Builds » 20130127-1115

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 06:55:10 1982256 2873 55 1990 828 -283.9 +/- 11.83
ncm-et-4 06:55:22 1988832 2909 44 2020 845 -287.59 +/- 11.69
ncm-et-7 02:55:29 2007203 1239 28 861 350 -283.15 +/- 18.23
ncm-et-9 04:05:12 1978011 1713 36 1174 503 -278.13 +/- 15.18
ncm-et-10 06:55:23 1986820 2918 43 2013 862 -284.93 +/- 11.56
ncm-et-11 02:55:38 2026173 1255 18 836 401 -270.45 +/- 16.93
ncm-et-12 02:55:32 2020241 1251 25 875 351 -287.71 +/- 18.2
ncm-et-13 06:55:12 1996221 2906 48 2026 832 -288.49 +/- 11.79
ncm-et-15 06:55:02 1990916 2936 54 2025 857 -282.52 +/- 11.62
20000 351 13820 5829 -283.87 +/- 4.45

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
112147 ncm-et-3 2020-01-18 00:13 00:20:37 1962611 144 3 99 42 -279.59 +/- 53.44
112146 ncm-et-10 2020-01-18 00:10 00:24:45 1955418 171 2 118 51 -287.01 +/- 48.14
112145 ncm-et-15 2020-01-18 00:10 00:24:43 1966624 166 4 114 48 -277.09 +/- 49.9
112144 ncm-et-13 2020-01-18 00:10 00:24:35 1976694 169 0 116 53 -292.22 +/- 46.62
112143 ncm-et-4 2020-01-18 00:09 00:25:01 1969874 171 3 112 56 -261.91 +/- 45.84
112142 ncm-et-9 2020-01-18 00:07 00:26:48 1948044 179 2 135 42 -332.56 +/- 53.58
112141 ncm-et-3 2020-01-17 22:58 01:14:27 1913512 500 11 336 153 -269.37 +/- 27.61
112140 ncm-et-4 2020-01-17 22:57 01:11:04 1976384 500 10 342 148 -277.93 +/- 28.08
112139 ncm-et-15 2020-01-17 22:57 01:11:25 1970947 500 9 323 168 -256.44 +/- 26.22
112138 ncm-et-10 2020-01-17 22:57 01:11:29 1962466 500 9 353 138 -293.29 +/- 29.11
112137 ncm-et-13 2020-01-17 22:56 01:12:01 1975141 500 10 345 145 -281.68 +/- 28.38
112136 ncm-et-9 2020-01-17 22:56 01:10:17 1971423 500 13 342 145 -274.22 +/- 28.41
112135 ncm-et-3 2020-01-17 21:45 01:11:28 1961381 500 11 346 143 -281.68 +/- 28.6
112134 ncm-et-10 2020-01-17 21:45 01:11:23 1961855 500 6 338 156 -277.93 +/- 27.2
112133 ncm-et-4 2020-01-17 21:44 01:11:38 1974532 500 6 350 144 -293.29 +/- 28.4
112132 ncm-et-13 2020-01-17 21:44 01:11:46 1974683 500 6 351 143 -294.61 +/- 28.51
112131 ncm-et-15 2020-01-17 21:44 01:12:31 1962918 500 7 362 131 -308.24 +/- 29.88
112130 ncm-et-9 2020-01-17 21:43 01:12:01 1971253 500 7 341 152 -280.42 +/- 27.62
112129 ncm-et-4 2020-01-17 20:31 01:12:01 1973590 500 8 342 150 -280.42 +/- 27.84
112128 ncm-et-15 2020-01-17 20:31 01:11:14 1977162 500 8 331 161 -266.97 +/- 26.8
112127 ncm-et-3 2020-01-17 20:31 01:13:07 1961085 500 11 337 152 -270.57 +/- 27.7
112126 ncm-et-9 2020-01-17 20:31 01:10:46 1973436 500 14 334 152 -263.42 +/- 27.74
112125 ncm-et-10 2020-01-17 20:31 01:12:21 1963542 500 6 323 171 -259.91 +/- 25.87
112124 ncm-et-13 2020-01-17 20:31 01:11:26 1967855 500 8 366 126 -312.48 +/- 30.51
40381 ncm-et-7 2018-06-11 08:09 00:33:56 2022793 239 8 158 73 -256.22 +/- 40.24
40380 ncm-et-3 2018-06-11 08:09 00:34:02 2025735 229 3 151 75 -267.14 +/- 39.38
40379 ncm-et-4 2018-06-11 08:09 00:34:26 2018244 238 3 163 72 -283.12 +/- 40.33
40378 ncm-et-10 2018-06-11 08:09 00:34:17 2022141 247 6 169 72 -275.4 +/- 40.52
40377 ncm-et-13 2018-06-11 08:08 00:34:43 2027866 237 4 156 77 -264.21 +/- 38.95
40376 ncm-et-12 2018-06-11 08:08 00:35:39 2021977 251 6 187 58 -316.15 +/- 45.33
40375 ncm-et-11 2018-06-11 08:07 00:36:07 2027539 255 3 175 77 -284.54 +/- 38.96
40374 ncm-et-15 2018-06-11 08:05 00:37:50 2020836 270 6 185 79 -277.28 +/- 38.64
40373 ncm-et-4 2018-06-11 06:57 01:10:46 2011885 500 7 360 133 -305.45 +/- 29.65
40372 ncm-et-10 2018-06-11 06:57 01:10:44 2020999 500 8 346 146 -285.49 +/- 28.24
40371 ncm-et-11 2018-06-11 06:57 01:09:12 2025574 500 7 320 173 -255.3 +/- 25.74
40370 ncm-et-7 2018-06-11 06:56 01:11:45 1974064 500 10 345 145 -281.68 +/- 28.38
40369 ncm-et-3 2018-06-11 06:56 01:11:51 2024919 500 8 356 136 -298.62 +/- 29.32
40368 ncm-et-13 2018-06-11 06:56 01:11:05 2026391 500 11 338 151 -271.78 +/- 27.8
40367 ncm-et-12 2018-06-11 06:56 01:10:26 2018398 500 8 346 146 -285.49 +/- 28.24
40366 ncm-et-15 2018-06-11 06:55 01:09:12 2020347 500 10 364 126 -306.84 +/- 30.53
40365 ncm-et-9 2018-06-11 05:59 00:05:20 2025899 34 0 22 12 -267.57 +/- 102.32
40364 ncm-et-15 2018-06-11 05:46 01:08:07 2017583 500 10 346 144 -282.94 +/- 28.49
40363 ncm-et-3 2018-06-11 05:46 01:09:38 2026555 500 8 365 127 -311.06 +/- 30.39
40362 ncm-et-13 2018-06-11 05:45 01:09:36 2024917 500 9 354 137 -294.61 +/- 29.22
40361 ncm-et-7 2018-06-11 05:45 01:09:48 2024754 500 10 358 132 -298.62 +/- 29.8
40360 ncm-et-12 2018-06-11 05:45 01:09:27 2020349 500 11 342 147 -276.69 +/- 28.19
40359 ncm-et-10 2018-06-11 05:45 01:10:24 2021325 500 6 366 128 -315.35 +/- 30.23
40358 ncm-et-4 2018-06-11 05:45 01:10:26 1997315 500 7 351 142 -293.29 +/- 28.64
40357 ncm-et-11 2018-06-11 05:45 01:10:19 2025408 500 8 341 151 -279.17 +/- 27.74

Commit

Commit ID 2218a5836a48a764e9b57f5996520b48e0b3d236
Author Marco Costalba
Date 2013-01-27 11:15:02 UTC
Rewrite do_null_move() Use a more traditional approach, along the same lines of do_move(). It is true that we copy more in do_null_move(), but we save the work in undo_null_move(). Speed test shows the new code to be even a bit faster. No functional change.
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