Dev Builds » 20200530-1832

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 08:40:22 1956397 3426 2196 51 1179 +255.35 +/- 9.83
ncm-et-4 08:40:13 1968569 3432 2201 40 1191 +257.4 +/- 9.76
ncm-et-9 07:24:20 1965801 2929 1862 34 1033 +254.22 +/- 10.47
ncm-et-10 08:39:44 1959059 3365 2117 45 1203 +249.5 +/- 9.71
ncm-et-13 08:40:03 1961888 3422 2159 54 1209 +249.16 +/- 9.71
ncm-et-15 08:39:47 1967555 3426 2208 52 1166 +257.19 +/- 9.9
20000 12743 276 6981 +253.79 +/- 4.03

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
131837 ncm-et-10 2020-05-31 04:22 00:56:18 1958165 365 229 5 131 +248.36 +/- 29.56
131836 ncm-et-13 2020-05-31 04:15 01:02:57 1960921 422 252 10 160 +226.76 +/- 26.79
131835 ncm-et-3 2020-05-31 04:14 01:04:19 1959695 426 274 7 145 +255.73 +/- 28.2
131834 ncm-et-9 2020-05-31 04:13 01:05:17 1966773 429 272 2 155 +257.23 +/- 26.93
131833 ncm-et-15 2020-05-31 04:13 01:05:36 1970806 426 292 5 129 +284.03 +/- 29.97
131832 ncm-et-4 2020-05-31 04:12 01:06:36 1968936 432 282 4 146 +265.5 +/- 27.98
131831 ncm-et-10 2020-05-31 03:02 01:18:29 1956334 500 313 7 180 +247.41 +/- 25.18
131830 ncm-et-13 2020-05-31 02:57 01:16:24 1962611 500 314 7 179 +248.53 +/- 25.26
131829 ncm-et-3 2020-05-31 02:57 01:15:25 1963686 500 307 8 185 +239.74 +/- 24.83
131828 ncm-et-9 2020-05-31 02:57 01:15:11 1964305 500 320 4 176 +258.75 +/- 25.38
131827 ncm-et-15 2020-05-31 02:57 01:15:07 1962149 500 324 8 168 +258.75 +/- 26.19
131826 ncm-et-4 2020-05-31 02:55 01:15:56 1967701 500 330 11 159 +262.24 +/- 27.05
131825 ncm-et-10 2020-05-31 01:45 01:16:05 1963249 500 325 4 171 +264.6 +/- 25.79
131824 ncm-et-3 2020-05-31 01:40 01:15:59 1962151 500 334 3 163 +276.69 +/- 26.44
131823 ncm-et-13 2020-05-31 01:40 01:16:03 1962916 500 323 5 172 +261.07 +/- 25.75
131822 ncm-et-9 2020-05-31 01:40 01:15:57 1963996 500 319 4 177 +257.59 +/- 25.3
131821 ncm-et-15 2020-05-31 01:39 01:16:05 1964148 500 337 11 152 +270.57 +/- 27.7
131820 ncm-et-4 2020-05-31 01:36 01:17:20 1964620 500 317 7 176 +251.89 +/- 25.5
131819 ncm-et-10 2020-05-31 00:27 01:17:37 1956075 500 302 9 189 +233.32 +/- 24.56
131818 ncm-et-9 2020-05-31 00:23 01:15:36 1970188 500 306 7 187 +239.74 +/- 24.65
131817 ncm-et-15 2020-05-31 00:23 01:15:34 1967703 500 315 7 178 +249.64 +/- 25.34
131816 ncm-et-13 2020-05-31 00:22 01:17:07 1959082 500 323 10 167 +255.3 +/- 26.33
131815 ncm-et-3 2020-05-31 00:21 01:18:30 1925393 500 330 8 162 +265.78 +/- 26.71
131814 ncm-et-4 2020-05-31 00:20 01:14:53 1974520 500 323 3 174 +263.42 +/- 25.5
131813 ncm-et-10 2020-05-30 23:09 01:16:49 1960630 500 326 8 166 +261.07 +/- 26.36
131812 ncm-et-15 2020-05-30 23:06 01:15:59 1969406 500 307 8 185 +239.74 +/- 24.83
131811 ncm-et-9 2020-05-30 23:05 01:16:36 1961539 500 327 6 167 +264.6 +/- 26.21
131810 ncm-et-13 2020-05-30 23:05 01:15:47 1965227 500 325 10 165 +257.59 +/- 26.5
131809 ncm-et-4 2020-05-30 23:04 01:15:44 1963227 500 322 6 172 +258.75 +/- 25.79
131808 ncm-et-3 2020-05-30 23:03 01:16:11 1962768 500 305 12 183 +233.32 +/- 25.09
131807 ncm-et-10 2020-05-30 21:50 01:17:43 1955733 500 304 9 187 +235.45 +/- 24.71
131806 ncm-et-15 2020-05-30 21:49 01:15:35 1974831 500 308 6 186 +243.0 +/- 24.68
131805 ncm-et-9 2020-05-30 21:49 01:15:43 1968010 500 318 11 171 +248.53 +/- 26.02
131804 ncm-et-13 2020-05-30 21:48 01:16:15 1962456 500 309 5 186 +245.2 +/- 24.64
131803 ncm-et-3 2020-05-30 21:48 01:14:35 1960774 500 321 7 172 +256.44 +/- 25.82
131802 ncm-et-4 2020-05-30 21:47 01:15:44 1971119 500 309 3 188 +247.41 +/- 24.4
131801 ncm-et-15 2020-05-30 20:32 01:15:51 1963844 500 325 7 168 +261.07 +/- 26.16
131800 ncm-et-10 2020-05-30 20:32 01:16:43 1963229 500 318 3 179 +257.59 +/- 25.09
131799 ncm-et-4 2020-05-30 20:32 01:14:00 1969865 500 318 6 176 +254.16 +/- 25.46
131798 ncm-et-3 2020-05-30 20:31 01:15:23 1960312 500 325 6 169 +262.24 +/- 26.04
131797 ncm-et-13 2020-05-30 20:31 01:15:30 1960006 500 313 7 180 +247.41 +/- 25.18

Commit

Commit ID 616eb60008308f686930c0c94116aab170398dc1
Author Joost VandeVondele
Date 2020-05-30 18:32:52 UTC
Less pruning in draw PV lines. no futility pruning for certain captures if the PvNode has a draw eval. passed STC: LLR: 2.94 (-2.94,2.94) {-0.50,1.50} Total: 59392 W: 11576 L: 11302 D: 36514 Ptnml(0-2): 977, 6816, 13920, 6922, 1061 https://tests.stockfishchess.org/tests/view/5ed0b1bb042fa6d77c355295 passed LTC: LLR: 2.94 (-2.94,2.94) {0.25,1.75} Total: 64040 W: 8273 L: 7923 D: 47844 Ptnml(0-2): 424, 5842, 19220, 6028, 506 https://tests.stockfishchess.org/tests/view/5ed145e0042fa6d77c35531c closes https://github.com/official-stockfish/Stockfish/pull/2705 Bench: 4704615
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