Dev Builds » 20200810-1238

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 08:44:17 1959659 3397 2461 44 892 +309.3 +/- 11.39
ncm-et-4 08:29:24 1969296 3300 2384 28 888 +311.01 +/- 11.38
ncm-et-9 08:30:56 1966383 3321 2377 48 896 +302.21 +/- 11.36
ncm-et-10 08:41:27 1958042 3328 2367 41 920 +300.6 +/- 11.2
ncm-et-13 08:40:44 1959806 3341 2358 42 941 +296.74 +/- 11.07
ncm-et-15 08:28:06 1968285 3313 2364 31 918 +304.21 +/- 11.19
20000 14311 234 5455 +303.97 +/- 4.6

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
134383 ncm-et-4 2020-08-10 23:01 00:46:12 1970791 300 215 5 80 +301.33 +/- 38.41
134382 ncm-et-15 2020-08-10 22:59 00:48:08 1974516 313 215 2 96 +288.39 +/- 34.67
134381 ncm-et-9 2020-08-10 22:57 00:50:21 1960767 321 246 3 72 +343.67 +/- 40.57
134380 ncm-et-10 2020-08-10 22:55 00:51:44 1956179 328 236 2 90 +310.64 +/- 35.96
134379 ncm-et-13 2020-08-10 22:54 00:52:46 1962304 341 241 0 100 +305.97 +/- 33.81
134378 ncm-et-3 2020-08-10 22:47 01:00:28 1965534 397 281 7 109 +294.73 +/- 32.81
134377 ncm-et-4 2020-08-10 21:42 01:17:56 1969410 500 376 6 118 +330.23 +/- 31.54
134376 ncm-et-15 2020-08-10 21:42 01:16:26 1964920 500 360 4 136 +309.64 +/- 29.21
134375 ncm-et-9 2020-08-10 21:39 01:17:00 1967235 500 360 7 133 +305.45 +/- 29.65
134374 ncm-et-13 2020-08-10 21:36 01:17:21 1959695 500 340 8 152 +277.93 +/- 27.65
134373 ncm-et-10 2020-08-10 21:35 01:19:37 1955265 500 357 8 135 +299.97 +/- 29.44
134372 ncm-et-3 2020-08-10 21:29 01:16:34 1961842 500 371 10 119 +316.8 +/- 31.43
134371 ncm-et-4 2020-08-10 20:24 01:17:09 1974677 500 367 6 127 +316.8 +/- 30.35
134370 ncm-et-15 2020-08-10 20:23 01:17:18 1971875 500 363 9 128 +306.84 +/- 30.27
134369 ncm-et-9 2020-08-10 20:20 01:17:39 1960471 500 342 10 148 +277.93 +/- 28.08
134368 ncm-et-13 2020-08-10 20:18 01:16:59 1959848 500 346 5 149 +289.36 +/- 27.85
134367 ncm-et-10 2020-08-10 20:16 01:17:14 1962923 500 353 8 139 +294.61 +/- 28.99
134366 ncm-et-3 2020-08-10 20:12 01:15:50 1962611 500 369 7 124 +318.25 +/- 30.75
134365 ncm-et-4 2020-08-10 19:07 01:15:53 1967077 500 356 2 142 +306.84 +/- 28.45
134364 ncm-et-15 2020-08-10 19:04 01:17:50 1963700 500 350 8 142 +290.66 +/- 28.66
134363 ncm-et-9 2020-08-10 19:03 01:15:53 1972495 500 367 5 128 +318.25 +/- 30.2
134362 ncm-et-13 2020-08-10 18:58 01:19:04 1957094 500 374 10 116 +321.19 +/- 31.84
134361 ncm-et-10 2020-08-10 18:55 01:19:50 1956945 500 362 3 135 +313.91 +/- 29.29
134360 ncm-et-3 2020-08-10 18:54 01:16:42 1958012 500 357 4 139 +305.45 +/- 28.87
134359 ncm-et-4 2020-08-10 17:48 01:17:21 1969549 500 353 3 144 +301.33 +/- 28.29
134358 ncm-et-15 2020-08-10 17:48 01:15:35 1973429 500 356 1 143 +308.24 +/- 28.29
134357 ncm-et-9 2020-08-10 17:47 01:15:15 1969707 500 354 8 138 +295.94 +/- 29.1
134356 ncm-et-13 2020-08-10 17:38 01:18:09 1959089 500 369 4 127 +322.67 +/- 30.3
134355 ncm-et-3 2020-08-10 17:37 01:16:18 1962459 500 354 4 142 +301.33 +/- 28.54
134354 ncm-et-10 2020-08-10 17:37 01:17:43 1956336 500 361 6 133 +308.24 +/- 29.62
134353 ncm-et-4 2020-08-10 16:31 01:16:38 1970039 500 361 5 134 +309.64 +/- 29.48
134352 ncm-et-15 2020-08-10 16:30 01:16:41 1966948 500 368 4 128 +321.19 +/- 30.17
134351 ncm-et-9 2020-08-10 16:28 01:17:26 1968631 500 365 8 127 +311.06 +/- 30.39
134350 ncm-et-13 2020-08-10 16:19 01:18:29 1959235 500 366 4 130 +318.25 +/- 29.92
134349 ncm-et-10 2020-08-10 16:18 01:17:20 1961703 500 361 7 132 +306.84 +/- 29.77
134348 ncm-et-3 2020-08-10 16:16 01:19:53 1946392 500 368 5 127 +319.72 +/- 30.33
134347 ncm-et-15 2020-08-10 15:13 01:16:08 1962610 500 352 3 145 +299.97 +/- 28.18
134346 ncm-et-4 2020-08-10 15:11 01:18:15 1963532 500 356 1 143 +308.24 +/- 28.29
134345 ncm-et-9 2020-08-10 15:10 01:17:22 1965379 500 343 7 150 +282.94 +/- 27.82
134344 ncm-et-13 2020-08-10 15:00 01:17:56 1961381 500 322 11 167 +253.02 +/- 26.35
134343 ncm-et-10 2020-08-10 14:59 01:17:59 1956945 500 337 7 156 +275.45 +/- 27.24
134342 ncm-et-3 2020-08-10 14:56 01:18:32 1960769 500 361 7 132 +306.84 +/- 29.77

Commit

Commit ID f948cd008d3a289ebbadc463271f84888e8069ba
Author mstembera
Date 2020-08-10 12:38:17 UTC
Cleanup and optimize SSE/AVX code AVX512 +4% faster AVX2 +1% faster SSSE3 +5% faster passed non-regression STC: STC https://tests.stockfishchess.org/tests/view/5f31249f90816720665374f6 LLR: 2.96 (-2.94,2.94) {-1.50,0.50} Total: 17576 W: 2344 L: 2245 D: 12987 Ptnml(0-2): 127, 1570, 5292, 1675, 124 closes https://github.com/official-stockfish/Stockfish/pull/2962 No functional change
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