Dev Builds » 20200917-0506

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 08:38:57 1963426 3340 2552 38 750 +340.19 +/- 12.44
ncm-et-4 08:38:57 1966281 3354 2585 23 746 +349.32 +/- 12.45
ncm-et-9 08:38:46 1969833 3337 2597 18 722 +356.94 +/- 12.65
ncm-et-10 08:38:59 1961193 3324 2576 26 722 +352.08 +/- 12.67
ncm-et-13 08:38:39 1959241 3300 2548 18 734 +351.67 +/- 12.54
ncm-et-15 08:39:04 1967860 3345 2568 26 751 +346.07 +/- 12.41
20000 15426 149 4425 +349.31 +/- 5.11

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
138825 ncm-et-13 2020-09-18 10:01 00:47:01 1960769 300 229 3 68 +340.7 +/- 41.78
138824 ncm-et-10 2020-09-18 09:58 00:50:35 1960926 324 248 2 74 +345.51 +/- 39.93
138823 ncm-et-9 2020-09-18 09:57 00:51:09 1975450 337 266 1 70 +368.91 +/- 41.07
138822 ncm-et-3 2020-09-18 09:55 00:53:02 1964764 340 246 1 93 +315.77 +/- 35.28
138821 ncm-et-15 2020-09-18 09:55 00:53:34 1964302 345 261 1 83 +340.93 +/- 37.52
138820 ncm-et-4 2020-09-18 09:54 00:54:52 1962304 354 265 3 86 +330.32 +/- 36.98
138819 ncm-et-13 2020-09-18 08:44 01:16:07 1963532 500 393 3 104 +363.2 +/- 33.62
138818 ncm-et-10 2020-09-18 08:38 01:18:52 1957552 500 398 1 101 +375.98 +/- 34.04
138817 ncm-et-9 2020-09-18 08:37 01:19:09 1965856 500 382 5 113 +341.24 +/- 32.24
138816 ncm-et-3 2020-09-18 08:36 01:17:56 1965996 500 380 4 116 +339.63 +/- 31.78
138815 ncm-et-15 2020-09-18 08:36 01:17:33 1974047 500 380 5 115 +338.04 +/- 31.95
138814 ncm-et-4 2020-09-18 08:35 01:17:22 1968328 500 388 6 106 +349.43 +/- 33.34
138813 ncm-et-13 2020-09-18 07:23 01:20:09 1954512 500 383 2 115 +347.77 +/- 31.84
138812 ncm-et-9 2020-09-18 07:19 01:16:34 1966329 500 389 1 110 +359.68 +/- 32.55
138811 ncm-et-10 2020-09-18 07:19 01:18:00 1961691 500 369 4 127 +322.67 +/- 30.3
138810 ncm-et-15 2020-09-18 07:18 01:17:39 1963231 500 379 6 115 +334.88 +/- 31.97
138809 ncm-et-3 2020-09-18 07:17 01:17:59 1963071 500 404 7 89 +375.98 +/- 36.45
138808 ncm-et-4 2020-09-18 07:17 01:17:23 1960478 500 371 3 126 +327.18 +/- 30.38
138807 ncm-et-13 2020-09-18 06:03 01:18:39 1957559 500 388 2 110 +356.21 +/- 32.6
138806 ncm-et-9 2020-09-18 06:00 01:18:18 1972805 500 401 1 98 +381.7 +/- 34.59
138805 ncm-et-10 2020-09-18 06:00 01:18:08 1959853 500 382 3 115 +344.48 +/- 31.89
138804 ncm-et-3 2020-09-18 05:59 01:16:58 1962306 500 381 4 115 +341.24 +/- 31.92
138803 ncm-et-15 2020-09-18 05:59 01:17:36 1972346 500 380 1 119 +344.48 +/- 31.22
138802 ncm-et-4 2020-09-18 05:57 01:18:19 1963850 500 377 2 121 +338.04 +/- 31.0
138801 ncm-et-13 2020-09-18 04:42 01:20:16 1958471 500 391 1 108 +363.2 +/- 32.86
138800 ncm-et-10 2020-09-18 04:41 01:17:30 1958163 500 395 6 99 +361.43 +/- 34.54
138799 ncm-et-3 2020-09-18 04:41 01:17:33 1963071 500 379 10 111 +328.7 +/- 32.56
138798 ncm-et-9 2020-09-18 04:41 01:18:15 1964169 500 376 5 119 +331.77 +/- 31.38
138797 ncm-et-15 2020-09-18 04:40 01:17:33 1970333 500 387 3 110 +352.8 +/- 32.64
138796 ncm-et-4 2020-09-18 04:40 01:16:33 1972192 500 389 1 110 +359.68 +/- 32.55
138795 ncm-et-10 2020-09-18 03:23 01:17:23 1964313 500 390 5 105 +354.5 +/- 33.5
138794 ncm-et-13 2020-09-18 03:23 01:18:14 1959694 500 376 7 117 +328.7 +/- 31.7
138793 ncm-et-9 2020-09-18 03:22 01:17:31 1972039 500 391 2 107 +361.43 +/- 33.08
138792 ncm-et-4 2020-09-18 03:22 01:16:49 1973898 500 401 4 95 +375.98 +/- 35.27
138791 ncm-et-3 2020-09-18 03:22 01:18:08 1959857 500 379 5 116 +336.46 +/- 31.8
138790 ncm-et-15 2020-09-18 03:21 01:17:57 1966767 500 388 4 108 +352.8 +/- 32.99
138789 ncm-et-13 2020-09-18 02:03 01:18:13 1960154 500 388 0 112 +359.67 +/- 32.17
138788 ncm-et-10 2020-09-18 02:03 01:18:31 1965853 500 394 5 101 +361.43 +/- 34.18
138787 ncm-et-9 2020-09-18 02:03 01:17:50 1972188 500 392 3 105 +361.43 +/- 33.45
138786 ncm-et-15 2020-09-18 02:03 01:17:12 1963994 500 393 6 101 +357.94 +/- 34.18
138785 ncm-et-3 2020-09-18 02:03 01:17:21 1964918 500 383 7 110 +339.63 +/- 32.72
138784 ncm-et-4 2020-09-18 02:03 01:17:39 1962917 500 394 4 102 +363.2 +/- 33.99

Commit

Commit ID 64a63464d7bc72a3aac33aa680cd2b2b240ff903
Author Unai Corzo
Date 2020-09-17 05:06:21 UTC
Simplify futility pruning for captures STC https://tests.stockfishchess.org/tests/view/5f61f0e4b91f2ec371e429c2 LLR: 2.94 (-2.94,2.94) {-1.25,0.25} Total: 75512 W: 8747 L: 8704 D: 58061 Ptnml(0-2): 440, 6589, 23683, 6576, 468 LTC https://tests.stockfishchess.org/tests/view/5f6215d3912c15f19854b801 LLR: 2.95 (-2.94,2.94) {-0.75,0.25} Total: 92912 W: 5030 L: 4992 D: 82890 Ptnml(0-2): 88, 4363, 37532, 4369, 104 closes https://github.com/official-stockfish/Stockfish/pull/3129 bench: 3856086
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