Dev Builds » 20190305-1802

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 08:36:10 1968415 3289 1901 77 1311 +217.14 +/- 9.3
ncm-et-4 08:36:17 1964866 3329 1943 71 1315 +221.05 +/- 9.28
ncm-et-9 08:36:28 1972235 3352 1913 71 1368 +214.61 +/- 9.08
ncm-et-10 08:36:14 1965017 3323 1941 78 1304 +220.19 +/- 9.33
ncm-et-13 08:36:10 1976844 3353 1923 62 1368 +217.36 +/- 9.06
ncm-et-15 08:36:30 1972375 3354 1969 90 1295 +219.98 +/- 9.39
20000 11590 449 7961 +218.38 +/- 3.77

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
72758 ncm-et-3 2019-03-06 22:16 00:44:23 1971907 289 164 11 114 +204.75 +/- 31.91
72757 ncm-et-10 2019-03-06 22:11 00:49:30 1973194 323 188 8 127 +218.49 +/- 30.06
72756 ncm-et-4 2019-03-06 22:10 00:50:21 1968335 329 188 10 131 +210.41 +/- 29.65
72755 ncm-et-9 2019-03-06 22:07 00:53:49 1965227 352 215 8 129 +234.42 +/- 29.91
72754 ncm-et-15 2019-03-06 22:06 00:54:39 1970486 354 199 7 148 +211.07 +/- 27.62
72753 ncm-et-13 2019-03-06 22:06 00:54:37 1974368 353 208 7 138 +224.67 +/- 28.75
72752 ncm-et-3 2019-03-06 20:57 01:18:41 1958626 500 295 10 195 +224.97 +/- 24.16
72751 ncm-et-4 2019-03-06 20:53 01:16:20 1978403 500 299 10 191 +229.12 +/- 24.45
72750 ncm-et-10 2019-03-06 20:53 01:17:16 1968782 500 305 12 183 +233.32 +/- 25.09
72749 ncm-et-9 2019-03-06 20:50 01:16:11 1972652 500 297 7 196 +230.16 +/- 23.99
72748 ncm-et-15 2019-03-06 20:49 01:16:29 1962302 500 302 17 181 +224.97 +/- 25.33
72747 ncm-et-13 2019-03-06 20:48 01:16:52 1974530 500 300 6 194 +234.38 +/- 24.1
72746 ncm-et-3 2019-03-06 19:37 01:18:30 1963380 500 287 12 201 +214.85 +/- 23.8
72745 ncm-et-4 2019-03-06 19:35 01:16:42 1977085 500 303 7 190 +236.51 +/- 24.42
72744 ncm-et-10 2019-03-06 19:34 01:17:40 1960462 500 262 12 226 +190.85 +/- 22.22
72743 ncm-et-15 2019-03-06 19:31 01:16:16 1990153 500 305 8 187 +237.58 +/- 24.68
72742 ncm-et-13 2019-03-06 19:31 01:15:57 1979659 500 299 13 188 +226.0 +/- 24.74
72741 ncm-et-9 2019-03-06 19:31 01:17:52 1968782 500 276 7 217 +208.93 +/- 22.6
72740 ncm-et-3 2019-03-06 18:17 01:19:16 1972375 500 292 11 197 +220.88 +/- 24.05
72739 ncm-et-4 2019-03-06 18:16 01:18:36 1933940 500 299 12 189 +227.04 +/- 24.65
72738 ncm-et-10 2019-03-06 18:15 01:18:12 1963559 500 286 5 209 +220.88 +/- 23.03
72737 ncm-et-15 2019-03-06 18:14 01:16:43 1976383 500 304 12 184 +232.26 +/- 25.02
72736 ncm-et-13 2019-03-06 18:12 01:18:08 1975138 500 274 9 217 +205.04 +/- 22.67
72735 ncm-et-9 2019-03-06 18:12 01:17:50 1984909 500 281 8 211 +212.86 +/- 23.02
72734 ncm-et-3 2019-03-06 16:57 01:19:08 1974561 500 268 9 223 +199.29 +/- 22.3
72733 ncm-et-10 2019-03-06 16:57 01:17:16 1968936 500 291 17 192 +213.85 +/- 24.53
72732 ncm-et-4 2019-03-06 16:56 01:18:04 1965996 500 292 9 199 +222.92 +/- 23.85
72731 ncm-et-13 2019-03-06 16:54 01:17:05 1977009 500 278 6 216 +211.87 +/- 22.62
72730 ncm-et-9 2019-03-06 16:53 01:17:25 1967402 500 303 14 183 +229.12 +/- 25.13
72729 ncm-et-15 2019-03-06 16:53 01:19:18 1971880 500 275 20 205 +195.51 +/- 23.71
72728 ncm-et-10 2019-03-06 15:39 01:16:29 1962164 500 298 14 188 +223.94 +/- 24.76
72727 ncm-et-3 2019-03-06 15:37 01:18:06 1975908 500 302 9 189 +233.32 +/- 24.56
72726 ncm-et-4 2019-03-06 15:37 01:18:25 1963687 500 283 16 201 +206.98 +/- 23.9
72725 ncm-et-9 2019-03-06 15:37 01:15:47 1982368 500 262 12 226 +190.85 +/- 22.22
72724 ncm-et-13 2019-03-06 15:36 01:17:14 1976227 500 274 11 215 +203.11 +/- 22.86
72723 ncm-et-15 2019-03-06 15:34 01:17:37 1966936 500 295 14 191 +220.88 +/- 24.55
72722 ncm-et-3 2019-03-06 14:18 01:18:06 1962149 500 293 15 192 +217.85 +/- 24.5
72721 ncm-et-13 2019-03-06 14:18 01:16:17 1980983 500 290 10 200 +219.87 +/- 23.82
72720 ncm-et-10 2019-03-06 14:18 01:19:51 1958023 500 311 10 179 +241.91 +/- 25.35
72719 ncm-et-4 2019-03-06 14:18 01:17:49 1966619 500 279 7 214 +211.87 +/- 22.79
72718 ncm-et-15 2019-03-06 14:18 01:15:28 1968487 500 289 12 199 +216.85 +/- 23.94
72717 ncm-et-9 2019-03-06 14:18 01:17:34 1964305 500 279 15 206 +204.07 +/- 23.55

Commit

Commit ID 714e857c246879a513cdf0d3d3fe757a42d7030a
Author protonspring
Date 2019-03-05 18:02:04 UTC
Shrink Reductions[] array to one dimension This is a non-functional patch which shrinks the reductions array. This saves about 8Kb of memory. The only slow part of master's reductions array is the calculation of the log values, so using a separate array for those values and calculating the rest real-time appears to be just as fast as master. STC LLR: 2.96 (-2.94,2.94) [-3.00,1.00] Total: 63245 W: 13906 L: 13866 D: 35473 http://tests.stockfishchess.org/tests/view/5c7b571f0ebc5925cffdc104 No funcional change.
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