Dev Builds » 20130316-1012

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 06:03:49 1984456 2486 45 1660 781 -269.15 +/- 12.15
ncm-et-4 06:03:49 1981455 2490 52 1650 788 -264.46 +/- 12.1
ncm-et-5 02:00:12 2010546 830 16 540 274 -258.36 +/- 20.52
ncm-et-6 02:00:23 2025981 850 17 579 254 -276.18 +/- 21.39
ncm-et-7 02:00:25 2023530 837 28 552 257 -255.33 +/- 21.3
ncm-et-9 06:03:59 1985914 2520 62 1640 818 -255.41 +/- 11.89
ncm-et-10 06:03:39 1980809 2469 54 1628 787 -261.95 +/- 12.11
ncm-et-11 01:59:49 2026227 842 12 568 262 -275.66 +/- 20.98
ncm-et-12 02:00:15 1956013 823 13 552 258 -272.34 +/- 21.16
ncm-et-13 06:04:11 1991049 2521 55 1676 790 -265.19 +/- 12.1
ncm-et-15 06:03:29 1987560 2497 56 1642 799 -260.58 +/- 12.02
ncm-et-16 02:00:20 2017197 835 21 551 263 -260.33 +/- 21.02
20000 431 13238 6331 -263.62 +/- 4.27

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
109721 ncm-et-10 2019-12-30 19:38 00:21:14 1961247 144 4 100 40 -279.59 +/- 54.88
109720 ncm-et-3 2019-12-30 19:37 00:22:06 1963686 148 3 106 39 -298.58 +/- 55.65
109719 ncm-et-4 2019-12-30 19:34 00:25:28 1966473 172 5 111 56 -249.8 +/- 46.01
109718 ncm-et-9 2019-12-30 19:34 00:25:47 1966773 177 8 117 52 -249.54 +/- 47.79
109717 ncm-et-15 2019-12-30 19:34 00:26:03 1972054 177 3 116 58 -262.49 +/- 45.01
109716 ncm-et-13 2019-12-30 19:32 00:27:17 1974517 182 4 120 58 -261.87 +/- 45.14
109715 ncm-et-3 2019-12-30 18:22 01:14:16 1963379 500 11 331 158 -263.42 +/- 27.14
109714 ncm-et-10 2019-12-30 18:22 01:15:18 1960769 500 17 302 181 -224.97 +/- 25.33
109713 ncm-et-9 2019-12-30 18:20 01:12:36 1965845 500 7 345 148 -285.49 +/- 28.02
109712 ncm-et-4 2019-12-30 18:19 01:13:43 1968932 500 6 340 154 -280.42 +/- 27.4
109711 ncm-et-15 2019-12-30 18:19 01:13:06 1969395 500 13 320 167 -248.53 +/- 26.39
109710 ncm-et-13 2019-12-30 18:18 01:13:35 1977473 500 12 329 159 -259.91 +/- 27.07
109709 ncm-et-3 2019-12-30 17:07 01:13:36 1962458 500 14 345 141 -276.69 +/- 28.83
109708 ncm-et-10 2019-12-30 17:07 01:14:27 1961842 500 8 337 155 -274.22 +/- 27.36
109707 ncm-et-9 2019-12-30 17:05 01:13:36 1970479 500 15 322 163 -248.53 +/- 26.75
109706 ncm-et-4 2019-12-30 17:05 01:13:13 1971575 500 16 307 177 -231.21 +/- 25.62
109705 ncm-et-15 2019-12-30 17:05 01:13:23 1969863 500 12 324 164 -254.16 +/- 26.63
109704 ncm-et-13 2019-12-30 17:04 01:12:16 1970177 500 12 342 146 -275.45 +/- 28.31
109703 ncm-et-4 2019-12-30 15:53 01:11:19 1973442 500 6 343 151 -284.22 +/- 27.69
109702 ncm-et-3 2019-12-30 15:53 01:13:40 1962302 500 9 316 175 -248.53 +/- 25.64
109701 ncm-et-10 2019-12-30 15:53 01:12:47 1963234 500 8 338 154 -275.45 +/- 27.45
109700 ncm-et-15 2019-12-30 15:53 01:11:18 1971883 500 12 336 152 -268.17 +/- 27.72
109699 ncm-et-13 2019-12-30 15:53 01:10:46 1972496 500 12 334 154 -265.78 +/- 27.53
109698 ncm-et-9 2019-12-30 15:52 01:11:45 1960921 500 8 323 169 -257.59 +/- 26.11
38520 ncm-et-15 2018-06-03 13:18 00:45:53 2019047 320 8 217 95 -271.25 +/- 35.18
38519 ncm-et-10 2018-06-03 13:18 00:46:22 2018722 325 7 219 99 -270.76 +/- 34.41
38518 ncm-et-4 2018-06-03 13:17 00:47:14 2023610 318 7 210 101 -262.46 +/- 34.03
38517 ncm-et-5 2018-06-03 13:17 00:47:10 2024427 330 4 209 117 -252.58 +/- 31.28
38516 ncm-et-16 2018-06-03 13:17 00:47:38 2021814 335 7 219 109 -259.23 +/- 32.7
38515 ncm-et-7 2018-06-03 13:16 00:48:17 2022634 337 14 219 104 -245.37 +/- 33.6
38514 ncm-et-12 2018-06-03 13:16 00:48:15 1937992 323 3 213 107 -269.46 +/- 32.77
38513 ncm-et-3 2018-06-03 13:16 00:48:26 2025735 338 3 225 110 -273.49 +/- 32.33
38512 ncm-et-13 2018-06-03 13:16 00:48:42 2026226 339 5 212 122 -246.65 +/- 30.66
38511 ncm-et-9 2018-06-03 13:15 00:48:55 2025736 343 9 217 117 -244.33 +/- 31.56
38510 ncm-et-6 2018-06-03 13:15 00:49:07 2025408 350 4 244 102 -291.78 +/- 33.8
38509 ncm-et-11 2018-06-03 13:15 00:48:57 2026718 342 6 227 109 -267.09 +/- 32.68
38508 ncm-et-15 2018-06-03 12:04 01:13:46 2023121 500 8 329 163 -264.6 +/- 26.63
38507 ncm-et-4 2018-06-03 12:03 01:12:52 1984702 500 12 339 149 -271.78 +/- 28.01
38506 ncm-et-10 2018-06-03 12:03 01:13:31 2019045 500 10 332 158 -265.78 +/- 27.12
38505 ncm-et-16 2018-06-03 12:03 01:12:42 2012581 500 14 332 154 -261.07 +/- 27.55
38504 ncm-et-13 2018-06-03 12:03 01:11:35 2025408 500 10 339 151 -274.22 +/- 27.78
38503 ncm-et-12 2018-06-03 12:03 01:12:00 1974035 500 10 339 151 -274.22 +/- 27.78
38502 ncm-et-9 2018-06-03 12:03 01:11:20 2025735 500 15 316 169 -241.91 +/- 26.25
38501 ncm-et-3 2018-06-03 12:03 01:11:45 2029179 500 5 337 158 -277.93 +/- 26.98
38500 ncm-et-7 2018-06-03 12:03 01:12:08 2024427 500 14 333 153 -262.24 +/- 27.64
38499 ncm-et-11 2018-06-03 12:03 01:10:52 2025736 500 6 341 153 -281.68 +/- 27.49
38498 ncm-et-5 2018-06-03 12:03 01:13:02 1996666 500 12 331 157 -262.24 +/- 27.25
38497 ncm-et-6 2018-06-03 12:03 01:11:16 2026554 500 13 335 152 -265.78 +/- 27.73

Commit

Commit ID d2eeef89aaf00b0dd090eeb6e80f496995ca6009
Author Marco Costalba
Date 2013-03-16 10:12:35 UTC
Revert "Check for easy move just once" This reverts commit a24da071f0d6128c633febab7df55f14475217c3 Seems a regression when tested against 2.3.1 With this patch, have after 20000 games at 60+0.05, we have ELO: 13.42 +-4.8 (95%) LOS: 100.0% Total: 20000 W: 3746 L: 2974 D: 13280 Instead with the patch reverted: ELO: 16.62 +-4.8 (95%) LOS: 100.0% Total: 20000 W: 3816 L: 2860 D: 13324 Although we are within error bounds here we take the conservative approach of not introducing changes that are not proved stronger It doesn't mean that the change shall be weaker, simply that we don't want to take any risk. No functional change.
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