Dev Builds » 20131101-0756

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 06:01:02 1990711 2415 106 1182 1127 -166.47 +/- 10.01
ncm-et-4 06:00:56 1979902 2415 113 1208 1094 -169.89 +/- 10.2
ncm-et-5 01:52:25 2024183 772 36 398 338 -176.73 +/- 18.41
ncm-et-6 01:52:38 2025490 760 39 349 372 -150.47 +/- 17.4
ncm-et-7 01:52:28 1991022 764 34 375 355 -166.81 +/- 17.86
ncm-et-8 01:52:27 2022718 773 28 406 339 -185.79 +/- 18.3
ncm-et-9 06:00:41 1988330 2444 117 1223 1104 -169.51 +/- 10.16
ncm-et-10 06:00:42 1985285 2436 121 1192 1123 -163.92 +/- 10.06
ncm-et-12 01:52:40 2022388 776 40 378 358 -162.16 +/- 17.85
ncm-et-13 06:00:32 1992356 2435 101 1204 1130 -169.7 +/- 9.99
ncm-et-14 01:52:29 2017989 782 35 397 350 -174.07 +/- 18.05
ncm-et-15 06:00:20 1984032 2451 126 1198 1127 -162.94 +/- 10.05
ncm-et-16 01:52:38 2005240 777 41 378 358 -161.37 +/- 17.85
20000 937 9888 9175 -167.34 +/- 3.52

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
100018 ncm-et-3 2019-10-16 09:07 00:22:16 1981239 152 7 73 72 -161.58 +/- 39.83
100017 ncm-et-4 2019-10-16 09:07 00:23:00 1971121 148 8 75 65 -169.58 +/- 42.34
100016 ncm-et-10 2019-10-16 09:05 00:24:32 1970857 167 10 77 80 -147.69 +/- 37.9
100015 ncm-et-13 2019-10-16 09:04 00:25:56 1977161 170 5 76 89 -154.55 +/- 34.95
100014 ncm-et-9 2019-10-16 09:03 00:26:19 1965999 177 10 82 85 -150.0 +/- 36.71
100013 ncm-et-15 2019-10-16 09:03 00:27:07 1967547 186 10 101 75 -185.9 +/- 39.54
100012 ncm-et-4 2019-10-16 07:52 01:14:07 1962150 500 22 244 234 -165.8 +/- 22.0
100011 ncm-et-3 2019-10-16 07:51 01:15:49 1970029 500 22 226 252 -150.51 +/- 21.01
100010 ncm-et-9 2019-10-16 07:49 01:12:55 1980769 500 21 255 224 -176.33 +/- 22.55
100009 ncm-et-10 2019-10-16 07:49 01:14:47 1959253 500 25 235 240 -155.54 +/- 21.72
100008 ncm-et-15 2019-10-16 07:49 01:12:29 1968942 500 30 240 230 -155.54 +/- 22.34
100007 ncm-et-13 2019-10-16 07:49 01:14:00 1973592 500 22 236 242 -158.93 +/- 21.55
100006 ncm-et-4 2019-10-16 06:35 01:15:47 1970953 500 24 248 228 -167.53 +/- 22.37
100005 ncm-et-13 2019-10-16 06:34 01:13:39 1971102 500 13 257 230 -185.33 +/- 22.01
100004 ncm-et-3 2019-10-16 06:34 01:15:43 1969101 500 22 255 223 -175.44 +/- 22.63
100003 ncm-et-10 2019-10-16 06:34 01:14:23 1973493 500 23 240 237 -161.49 +/- 21.85
100002 ncm-et-9 2019-10-16 06:33 01:14:55 1965853 500 25 248 227 -166.66 +/- 22.45
100001 ncm-et-15 2019-10-16 06:33 01:15:00 1964456 500 25 237 238 -157.24 +/- 21.83
100000 ncm-et-9 2019-10-16 05:18 01:13:51 1967854 500 24 244 232 -164.07 +/- 22.15
99999 ncm-et-15 2019-10-16 05:18 01:13:33 1971165 500 24 246 230 -165.8 +/- 22.26
99998 ncm-et-10 2019-10-16 05:18 01:14:29 1970833 500 29 246 225 -161.49 +/- 22.61
99997 ncm-et-13 2019-10-16 05:18 01:14:38 1981793 500 29 242 229 -158.08 +/- 22.39
99996 ncm-et-3 2019-10-16 05:18 01:14:35 1968005 500 21 254 225 -175.44 +/- 22.49
99995 ncm-et-4 2019-10-16 05:18 01:15:31 1970344 500 26 247 227 -164.93 +/- 22.46
29578 ncm-et-7 2018-05-13 21:03 00:37:24 2022793 264 6 135 123 -185.62 +/- 30.05
29577 ncm-et-6 2018-05-13 21:03 00:37:45 2024918 260 12 116 132 -147.19 +/- 29.08
29576 ncm-et-3 2018-05-13 21:02 00:38:20 2028031 263 15 129 119 -161.26 +/- 31.14
29575 ncm-et-13 2018-05-13 21:02 00:38:46 2025735 265 12 149 104 -198.81 +/- 33.49
29574 ncm-et-9 2018-05-13 21:02 00:38:58 2024100 267 15 140 112 -176.4 +/- 32.24
29573 ncm-et-8 2018-05-13 21:01 00:39:16 2024591 273 9 151 113 -200.31 +/- 31.9
29572 ncm-et-10 2018-05-13 21:01 00:39:38 2019696 269 7 147 115 -200.45 +/- 31.43
29571 ncm-et-15 2018-05-13 21:01 00:39:13 2016286 265 20 133 112 -158.26 +/- 32.3
29570 ncm-et-4 2018-05-13 21:01 00:39:53 2013804 267 9 143 115 -191.72 +/- 31.54
29569 ncm-et-16 2018-05-13 21:01 00:40:03 1990295 277 10 138 129 -173.71 +/- 29.58
29568 ncm-et-5 2018-05-13 21:00 00:40:36 2023119 272 17 139 116 -167.76 +/- 31.68
29567 ncm-et-14 2018-05-13 21:00 00:40:55 2018720 282 15 150 117 -181.13 +/- 31.53
29566 ncm-et-12 2018-05-13 21:00 00:40:57 2020836 276 17 133 126 -155.67 +/- 30.27
29565 ncm-et-13 2018-05-13 19:47 01:13:33 2024754 500 20 244 236 -167.53 +/- 21.84
29564 ncm-et-5 2018-05-13 19:47 01:11:49 2025247 500 19 259 222 -181.7 +/- 22.63
29563 ncm-et-8 2018-05-13 19:47 01:13:11 2020845 500 19 255 226 -178.11 +/- 22.4
29562 ncm-et-14 2018-05-13 19:47 01:11:34 2017259 500 20 247 233 -170.15 +/- 22.01
29561 ncm-et-10 2018-05-13 19:47 01:12:53 2017583 500 27 247 226 -164.07 +/- 22.53
29560 ncm-et-4 2018-05-13 19:47 01:12:38 1991042 500 24 251 225 -170.15 +/- 22.55
29559 ncm-et-3 2018-05-13 19:47 01:14:19 2027866 500 19 245 236 -169.27 +/- 21.82
29558 ncm-et-6 2018-05-13 19:47 01:14:53 2026063 500 27 233 240 -152.18 +/- 21.75
29557 ncm-et-16 2018-05-13 19:47 01:12:35 2020185 500 31 240 229 -154.7 +/- 22.41
29556 ncm-et-15 2018-05-13 19:47 01:12:58 2015799 500 17 241 242 -167.53 +/- 21.44
29555 ncm-et-7 2018-05-13 19:47 01:15:04 1959251 500 28 240 232 -157.24 +/- 22.21
29554 ncm-et-12 2018-05-13 19:47 01:11:43 2023940 500 23 245 232 -165.8 +/- 22.13
29553 ncm-et-9 2018-05-13 19:47 01:13:43 2025408 500 22 254 224 -174.55 +/- 22.57

Commit

Commit ID a3a0df92a3ed5ce7c98ff596e687d3d6533590c8
Author Marco Costalba
Date 2013-11-01 07:56:15 UTC
Set timer to a fixed interval And remove a complex (and broken) formula. Indeed previous code was broken in case of TC with big time increments where available_time() was too similar to total time yielding to many time losses, so for instance: go wtime 2600 winc 2600 info nodes 4432770 time 2601 <-- time forfeit! maximum search time = 2530 ms available_time = 2300 ms For a reference and further details see: https://groups.google.com/forum/?fromgroups=#!topic/fishcooking/dCPAvQDcm2E Speed tested with bench disabling timer alltogheter vs timer set at max resolution, showed we have no speed regressions both in single core and when using all physical cores. No functional change.
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