Dev Builds » 20191210-0707

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 08:28:24 1960599 3328 1997 60 1271 +231.23 +/- 9.44
ncm-et-4 08:27:32 1949883 3303 2012 60 1231 +235.97 +/- 9.61
ncm-et-9 08:28:01 1966806 3334 2051 64 1219 +238.65 +/- 9.67
ncm-et-10 08:29:03 1964861 3349 2067 46 1236 +242.71 +/- 9.56
ncm-et-13 08:29:54 1972400 3364 2034 44 1286 +236.28 +/- 9.35
ncm-et-15 08:30:46 1959134 3322 2031 48 1243 +239.16 +/- 9.53
20000 12192 322 7486 +237.32 +/- 3.89

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
107189 ncm-et-4 2019-12-11 01:14 00:46:49 1942095 303 189 8 106 +239.39 +/- 33.15
107188 ncm-et-15 2019-12-11 01:13 00:48:33 1966305 322 207 4 111 +257.84 +/- 32.18
107187 ncm-et-3 2019-12-11 01:13 00:48:33 1960772 328 204 4 120 +246.17 +/- 30.83
107186 ncm-et-9 2019-12-11 01:10 00:50:58 1972809 334 213 3 118 +256.87 +/- 31.08
107185 ncm-et-10 2019-12-11 01:09 00:52:04 1965846 349 217 6 126 +243.32 +/- 30.2
107184 ncm-et-13 2019-12-11 01:06 00:55:40 1970796 364 226 4 134 +246.24 +/- 29.12
107183 ncm-et-15 2019-12-10 23:56 01:15:48 1963997 500 307 11 182 +236.51 +/- 25.14
107182 ncm-et-3 2019-12-10 23:56 01:15:32 1960002 500 289 9 202 +219.87 +/- 23.65
107181 ncm-et-4 2019-12-10 23:55 01:17:46 1971725 500 300 9 191 +231.21 +/- 24.42
107180 ncm-et-10 2019-12-10 23:53 01:14:39 1968777 500 311 5 184 +247.41 +/- 24.79
107179 ncm-et-9 2019-12-10 23:51 01:17:53 1958778 500 309 13 178 +236.51 +/- 25.5
107178 ncm-et-13 2019-12-10 23:49 01:15:47 1963857 500 290 3 207 +227.04 +/- 23.07
107177 ncm-et-15 2019-12-10 22:39 01:15:26 1972183 500 292 10 198 +221.9 +/- 23.95
107176 ncm-et-3 2019-12-10 22:39 01:15:50 1960922 500 298 10 192 +228.08 +/- 24.38
107175 ncm-et-4 2019-12-10 22:39 01:15:45 1968373 500 289 11 200 +217.85 +/- 23.85
107174 ncm-et-10 2019-12-10 22:37 01:15:04 1970479 500 305 9 186 +236.51 +/- 24.79
107173 ncm-et-9 2019-12-10 22:37 01:13:24 1969870 500 318 9 173 +250.77 +/- 25.8
107172 ncm-et-13 2019-12-10 22:33 01:14:42 1974372 500 313 8 179 +246.3 +/- 25.29
107171 ncm-et-4 2019-12-10 21:22 01:15:41 1965386 500 320 4 176 +258.75 +/- 25.38
107170 ncm-et-15 2019-12-10 21:21 01:17:23 1960001 500 311 7 182 +245.2 +/- 25.02
107169 ncm-et-3 2019-12-10 21:21 01:17:13 1961382 500 301 8 191 +233.32 +/- 24.39
107168 ncm-et-9 2019-12-10 21:20 01:15:41 1962456 500 296 10 194 +226.0 +/- 24.23
107167 ncm-et-10 2019-12-10 21:19 01:17:45 1958932 500 312 4 184 +249.64 +/- 24.75
107166 ncm-et-13 2019-12-10 21:16 01:15:59 1976388 500 298 6 196 +232.26 +/- 23.95
107165 ncm-et-3 2019-12-10 20:04 01:15:43 1965385 500 303 6 191 +237.58 +/- 24.31
107164 ncm-et-15 2019-12-10 20:03 01:17:14 1968790 500 298 4 198 +234.38 +/- 23.73
107163 ncm-et-9 2019-12-10 20:02 01:16:46 1966312 500 302 11 187 +231.21 +/- 24.77
107162 ncm-et-4 2019-12-10 20:02 01:18:44 1916492 500 300 8 192 +232.26 +/- 24.31
107161 ncm-et-10 2019-12-10 20:01 01:16:42 1963071 500 316 8 176 +249.64 +/- 25.53
107160 ncm-et-13 2019-12-10 20:00 01:15:15 1974053 500 313 7 180 +247.41 +/- 25.18
107159 ncm-et-4 2019-12-10 18:46 01:15:18 1965073 500 314 12 174 +243.0 +/- 25.79
107158 ncm-et-9 2019-12-10 18:45 01:16:01 1968020 500 312 6 182 +247.41 +/- 24.99
107157 ncm-et-3 2019-12-10 18:45 01:17:49 1957258 500 295 17 188 +217.85 +/- 24.82
107156 ncm-et-10 2019-12-10 18:44 01:15:48 1963075 500 313 4 183 +250.77 +/- 24.83
107155 ncm-et-15 2019-12-10 18:43 01:18:57 1914354 500 302 8 190 +234.38 +/- 24.46
107154 ncm-et-13 2019-12-10 18:43 01:16:03 1972814 500 306 6 188 +240.82 +/- 24.53
107153 ncm-et-4 2019-12-10 17:27 01:17:29 1920041 500 300 8 192 +232.26 +/- 24.31
107152 ncm-et-9 2019-12-10 17:27 01:17:18 1969400 500 301 12 187 +229.12 +/- 24.79
107151 ncm-et-3 2019-12-10 17:26 01:17:44 1958474 500 307 6 187 +241.91 +/- 24.61
107150 ncm-et-10 2019-12-10 17:26 01:17:01 1963850 500 293 10 197 +222.92 +/- 24.02
107149 ncm-et-13 2019-12-10 17:25 01:16:28 1974520 500 288 10 202 +217.85 +/- 23.68
107148 ncm-et-15 2019-12-10 17:24 01:17:25 1968314 500 314 4 182 +251.89 +/- 24.91

Commit

Commit ID b6482472a03833287dc21bdaa783f156978ac63e
Author Guenther Demetz
Date 2019-12-10 07:07:34 UTC
Refine improving-logic Don't rely on the assumption that we are improving after surviving a check. Instead, compare with the static eval of 2 moves before. STC https://tests.stockfishchess.org/tests/view/5dedfd7f3cff9a249bb9e44d LLR: 2.95 (-2.94,2.94) [-1.50,4.50] Total: 38859 W: 8621 L: 8397 D: 21841 LTC https://tests.stockfishchess.org/tests/view/5dee1b5a3cff9a249bb9e465 LLR: 2.95 (-2.94,2.94) [0.00,3.50] Total: 51130 W: 8308 L: 7996 D: 34826 Bench: 5371271
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