Dev Builds » 20200604-1703

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 08:26:35 1961213 3332 2161 48 1123 +260.0 +/- 10.08
ncm-et-4 08:26:27 1960789 3336 2101 43 1192 +250.15 +/- 9.75
ncm-et-9 08:27:13 1968678 3346 2113 41 1192 +251.47 +/- 9.75
ncm-et-10 08:26:45 1961623 3316 2125 47 1144 +255.68 +/- 9.98
ncm-et-13 08:26:36 1961824 3326 2069 45 1212 +245.5 +/- 9.66
ncm-et-15 08:26:40 1968244 3344 2156 54 1134 +256.78 +/- 10.04
20000 12725 278 6997 +253.22 +/- 4.03

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
132005 ncm-et-10 2020-06-05 05:28 00:47:30 1977830 316 200 7 109 +246.73 +/- 32.65
132004 ncm-et-3 2020-06-05 05:26 00:49:21 1960004 332 205 5 122 +242.14 +/- 30.62
132003 ncm-et-13 2020-06-05 05:25 00:50:44 1961229 326 206 3 117 +253.42 +/- 31.19
132002 ncm-et-4 2020-06-05 05:25 00:50:57 1965533 336 200 4 132 +231.91 +/- 29.23
132001 ncm-et-9 2020-06-05 05:24 00:51:45 1975914 346 211 1 134 +244.61 +/- 28.79
132000 ncm-et-15 2020-06-05 05:23 00:52:19 1968498 344 214 3 127 +248.18 +/- 29.85
131999 ncm-et-10 2020-06-05 04:12 01:15:31 1959850 500 321 4 175 +259.91 +/- 25.46
131998 ncm-et-13 2020-06-05 04:09 01:14:54 1965539 500 322 5 173 +259.91 +/- 25.67
131997 ncm-et-4 2020-06-05 04:09 01:15:06 1963224 500 331 5 164 +270.57 +/- 26.44
131996 ncm-et-15 2020-06-05 04:07 01:15:02 1973895 500 319 6 175 +255.3 +/- 25.54
131995 ncm-et-9 2020-06-05 04:07 01:15:49 1966001 500 319 4 177 +257.59 +/- 25.3
131994 ncm-et-3 2020-06-05 04:07 01:18:07 1958021 500 327 9 164 +261.07 +/- 26.56
131993 ncm-et-10 2020-06-05 02:55 01:15:58 1967539 500 322 3 175 +262.24 +/- 25.42
131992 ncm-et-4 2020-06-05 02:52 01:15:35 1967250 500 318 5 177 +255.3 +/- 25.34
131991 ncm-et-13 2020-06-05 02:52 01:16:33 1962149 500 307 11 182 +236.51 +/- 25.14
131990 ncm-et-15 2020-06-05 02:51 01:14:57 1974206 500 338 10 152 +273.0 +/- 27.69
131989 ncm-et-9 2020-06-05 02:50 01:15:47 1973582 500 299 9 192 +230.16 +/- 24.35
131988 ncm-et-3 2020-06-05 02:50 01:16:25 1964306 500 321 7 172 +256.44 +/- 25.82
131987 ncm-et-10 2020-06-05 01:37 01:16:58 1954807 500 318 12 170 +247.41 +/- 26.12
131986 ncm-et-15 2020-06-05 01:36 01:14:31 1966326 500 327 12 161 +257.59 +/- 26.89
131985 ncm-et-4 2020-06-05 01:35 01:16:08 1964150 500 304 12 184 +232.26 +/- 25.02
131984 ncm-et-13 2020-06-05 01:35 01:15:36 1962002 500 313 6 181 +248.53 +/- 25.07
131983 ncm-et-9 2020-06-05 01:33 01:16:04 1973115 500 310 4 186 +247.41 +/- 24.6
131982 ncm-et-3 2020-06-05 01:33 01:16:06 1960006 500 325 6 169 +262.24 +/- 26.04
131981 ncm-et-15 2020-06-05 00:19 01:15:30 1962614 500 336 9 155 +271.78 +/- 27.38
131980 ncm-et-13 2020-06-05 00:19 01:15:04 1960614 500 319 6 175 +255.3 +/- 25.54
131979 ncm-et-4 2020-06-05 00:18 01:15:26 1963225 500 323 8 169 +257.59 +/- 26.11
131978 ncm-et-10 2020-06-05 00:18 01:17:23 1953896 500 310 10 180 +240.82 +/- 25.27
131977 ncm-et-9 2020-06-05 00:17 01:15:08 1962303 500 319 9 172 +251.89 +/- 25.88
131976 ncm-et-3 2020-06-05 00:17 01:14:35 1963686 500 331 6 163 +269.37 +/- 26.56
131975 ncm-et-4 2020-06-04 23:02 01:14:58 1970030 500 310 3 187 +248.53 +/- 24.48
131974 ncm-et-9 2020-06-04 23:01 01:14:34 1965072 500 332 5 163 +271.78 +/- 26.53
131973 ncm-et-13 2020-06-04 23:01 01:17:04 1957861 500 305 6 189 +239.74 +/- 24.46
131972 ncm-et-15 2020-06-04 23:00 01:17:44 1968791 500 307 5 188 +243.0 +/- 24.49
131971 ncm-et-3 2020-06-04 23:00 01:15:50 1964767 500 329 9 162 +263.42 +/- 26.74
131970 ncm-et-10 2020-06-04 22:59 01:18:03 1953128 500 326 5 169 +264.6 +/- 26.0
131969 ncm-et-4 2020-06-04 21:43 01:18:17 1932113 500 315 6 179 +250.77 +/- 25.22
131968 ncm-et-13 2020-06-04 21:43 01:16:41 1963379 500 297 8 195 +229.12 +/- 24.1
131967 ncm-et-3 2020-06-04 21:43 01:16:11 1957707 500 323 6 171 +259.91 +/- 25.87
131966 ncm-et-10 2020-06-04 21:43 01:15:22 1964317 500 328 6 166 +265.78 +/- 26.3
131965 ncm-et-15 2020-06-04 21:43 01:16:37 1963378 500 315 9 176 +247.41 +/- 25.56
131964 ncm-et-9 2020-06-04 21:42 01:18:06 1964764 500 323 9 168 +256.44 +/- 26.22

Commit

Commit ID 16566a8fcf76b9b72b6e746f318f77045df90017
Author Moez Jellouli
Date 2020-06-04 17:03:54 UTC
Singular quiet LMR If ttMove is a capture and had a singular extension, it is probably the best move. No need to make a decrease of LMR on other moves. STC LLR: 2.96 (-2.94,2.94) {-0.50,1.50} Total: 41968 W: 8170 L: 7918 D: 25880 Ptnml(0-2): 733, 4770, 9726, 5022, 733 https://tests.stockfishchess.org/tests/view/5ed6b666f29b40b0fc95a884 LTC LLR: 2.95 (-2.94,2.94) {0.25,1.75} Total: 71376 W: 9200 L: 8827 D: 53349 Ptnml(0-2): 486, 6544, 21342, 6743, 573 https://tests.stockfishchess.org/tests/view/5ed7578bf29b40b0fc95a8c9 closes https://github.com/official-stockfish/Stockfish/pull/2713 Bench: 4733799
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