Dev Builds » 20200901-0731

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 08:35:03 1962437 3321 2449 36 836 +320.15 +/- 11.76
ncm-et-4 08:37:23 1970894 3338 2510 42 786 +329.74 +/- 12.15
ncm-et-9 08:36:10 1962653 3308 2488 58 762 +326.11 +/- 12.35
ncm-et-10 08:36:50 1962477 3333 2459 42 832 +319.11 +/- 11.8
ncm-et-13 08:37:07 1960618 3347 2465 27 855 +321.5 +/- 11.61
ncm-et-15 08:38:07 1964157 3353 2500 42 811 +324.97 +/- 11.96
20000 14871 247 4882 +323.57 +/- 4.87

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
136903 ncm-et-9 2020-09-01 19:05 00:47:32 1963229 308 217 7 84 +289.24 +/- 37.49
136902 ncm-et-3 2020-09-01 19:03 00:50:13 1963841 321 236 7 78 +310.63 +/- 38.96
136901 ncm-et-10 2020-09-01 19:03 00:50:33 1970943 333 241 3 89 +311.57 +/- 36.27
136900 ncm-et-4 2020-09-01 19:00 00:53:08 1964927 338 253 5 80 +325.46 +/- 38.46
136899 ncm-et-15 2020-09-01 19:00 00:53:29 1970179 353 258 5 90 +312.99 +/- 36.18
136898 ncm-et-13 2020-09-01 18:59 00:54:03 1962149 347 257 0 90 +330.71 +/- 35.82
136897 ncm-et-9 2020-09-01 17:45 01:19:02 1960316 500 393 11 96 +349.43 +/- 34.97
136896 ncm-et-3 2020-09-01 17:45 01:17:05 1962148 500 367 7 126 +315.35 +/- 30.5
136895 ncm-et-10 2020-09-01 17:42 01:19:47 1954959 500 365 11 124 +306.84 +/- 30.78
136894 ncm-et-13 2020-09-01 17:41 01:16:04 1964610 500 378 5 117 +334.88 +/- 31.66
136893 ncm-et-15 2020-09-01 17:41 01:18:11 1941928 500 378 3 119 +338.04 +/- 31.32
136892 ncm-et-4 2020-09-01 17:40 01:18:49 1967077 500 385 6 109 +344.48 +/- 32.87
136891 ncm-et-9 2020-09-01 16:28 01:16:26 1970324 500 376 6 118 +330.23 +/- 31.54
136890 ncm-et-3 2020-09-01 16:28 01:16:16 1962609 500 370 3 127 +325.67 +/- 30.26
136889 ncm-et-15 2020-09-01 16:24 01:15:13 1964456 500 367 7 126 +315.35 +/- 30.5
136888 ncm-et-10 2020-09-01 16:24 01:16:47 1969396 500 373 9 118 +321.19 +/- 31.57
136887 ncm-et-13 2020-09-01 16:24 01:16:38 1959848 500 370 6 124 +321.19 +/- 30.74
136886 ncm-et-4 2020-09-01 16:23 01:16:16 1971099 500 368 3 129 +322.67 +/- 30.01
136885 ncm-et-9 2020-09-01 15:09 01:17:30 1966153 500 373 11 116 +318.25 +/- 31.83
136884 ncm-et-3 2020-09-01 15:08 01:18:03 1959541 500 365 3 132 +318.25 +/- 29.64
136883 ncm-et-10 2020-09-01 15:07 01:16:19 1959257 500 369 4 127 +322.67 +/- 30.3
136882 ncm-et-15 2020-09-01 15:05 01:18:12 1970497 500 372 7 121 +322.67 +/- 31.15
136881 ncm-et-13 2020-09-01 15:04 01:18:09 1963072 500 372 3 125 +328.7 +/- 30.51
136880 ncm-et-4 2020-09-01 15:04 01:17:19 1974825 500 384 6 110 +342.85 +/- 32.71
136879 ncm-et-3 2020-09-01 13:50 01:17:11 1964150 500 381 6 113 +338.04 +/- 32.26
136878 ncm-et-10 2020-09-01 13:48 01:17:22 1962769 500 362 6 132 +309.64 +/- 29.74
136877 ncm-et-9 2020-09-01 13:48 01:19:58 1942070 500 383 5 112 +342.85 +/- 32.39
136876 ncm-et-15 2020-09-01 13:47 01:17:00 1965381 500 365 6 129 +313.91 +/- 30.1
136875 ncm-et-4 2020-09-01 13:47 01:16:47 1968796 500 359 9 132 +301.33 +/- 29.8
136874 ncm-et-13 2020-09-01 13:45 01:18:28 1946815 500 367 3 130 +321.19 +/- 29.88
136873 ncm-et-3 2020-09-01 12:31 01:17:56 1961850 500 376 4 120 +333.32 +/- 31.22
136872 ncm-et-10 2020-09-01 12:31 01:16:23 1961699 500 376 3 121 +334.88 +/- 31.04
136871 ncm-et-9 2020-09-01 12:30 01:17:15 1970019 500 368 11 121 +311.06 +/- 31.16
136870 ncm-et-4 2020-09-01 12:29 01:16:21 1976244 500 387 6 107 +347.77 +/- 33.18
136869 ncm-et-15 2020-09-01 12:29 01:17:13 1964770 500 380 2 118 +342.85 +/- 31.41
136868 ncm-et-13 2020-09-01 12:27 01:16:23 1964917 500 361 3 136 +312.48 +/- 29.17
136867 ncm-et-3 2020-09-01 11:12 01:18:19 1962924 500 354 6 140 +298.62 +/- 28.83
136866 ncm-et-9 2020-09-01 11:10 01:18:27 1966462 500 378 7 115 +331.77 +/- 31.98
136865 ncm-et-10 2020-09-01 11:10 01:19:39 1958317 500 373 6 121 +325.67 +/- 31.13
136864 ncm-et-4 2020-09-01 11:09 01:18:43 1973291 500 374 7 119 +325.67 +/- 31.42
136863 ncm-et-13 2020-09-01 11:09 01:17:22 1962919 500 360 7 133 +305.45 +/- 29.65
136862 ncm-et-15 2020-09-01 11:09 01:18:49 1971890 500 380 12 108 +327.18 +/- 32.97

Commit

Commit ID a8bbaa17954471cf3fd8d168f1cafe3f2034730e
Author VoyagerOne
Date 2020-09-01 07:31:40 UTC
LMR Root Node Simplification Simplify LMR at Root node STC: LLR: 2.94 (-2.94,2.94) {-1.25,0.25} Total: 71520 W: 7649 L: 7614 D: 56257 Ptnml(0-2): 346, 5845, 23349, 5868, 352 https://tests.stockfishchess.org/tests/view/5f4be8c0ba100690c5cc5cbb LTC: LLR: 2.95 (-2.94,2.94) {-0.75,0.25} Total: 74832 W: 3997 L: 3948 D: 66887 Ptnml(0-2): 77, 3422, 30362, 3485, 70 https://tests.stockfishchess.org/tests/view/5f4c603eba100690c5cc5d0e closes https://github.com/official-stockfish/Stockfish/pull/3091 Bench: 3624569
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