Dev Builds » 20200904-1658

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 08:41:04 1963163 3342 2508 37 797 +329.75 +/- 12.06
ncm-et-4 08:41:09 1960441 3340 2479 39 822 +323.07 +/- 11.87
ncm-et-9 08:41:05 1967666 3338 2527 29 782 +336.73 +/- 12.16
ncm-et-10 08:41:07 1959881 3299 2527 25 747 +344.82 +/- 12.44
ncm-et-13 08:40:23 1962874 3345 2529 41 775 +333.16 +/- 12.24
ncm-et-15 08:41:11 1970214 3336 2475 36 825 +323.5 +/- 11.84
20000 15045 207 4748 +331.69 +/- 4.93

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
137299 ncm-et-10 2020-09-05 05:50 00:47:08 1960311 299 234 4 61 +353.84 +/- 44.25
137298 ncm-et-15 2020-09-05 05:45 00:51:52 1977163 336 263 0 73 +365.64 +/- 40.05
137297 ncm-et-4 2020-09-05 05:44 00:52:53 1970172 340 259 4 77 +338.04 +/- 39.22
137296 ncm-et-3 2020-09-05 05:44 00:53:12 1959852 342 257 4 81 +330.05 +/- 38.19
137295 ncm-et-9 2020-09-05 05:44 00:53:03 1967080 338 251 4 83 +323.25 +/- 37.7
137294 ncm-et-13 2020-09-05 05:43 00:53:44 1962612 345 256 10 79 +310.38 +/- 38.62
137293 ncm-et-10 2020-09-05 04:30 01:18:42 1960626 500 389 3 108 +356.21 +/- 32.96
137292 ncm-et-15 2020-09-05 04:26 01:18:04 1963533 500 367 4 129 +319.72 +/- 30.05
137291 ncm-et-4 2020-09-05 04:24 01:18:39 1966331 500 374 7 119 +325.67 +/- 31.42
137290 ncm-et-3 2020-09-05 04:24 01:18:52 1963380 500 377 7 116 +330.23 +/- 31.84
137289 ncm-et-13 2020-09-05 04:24 01:18:03 1961228 500 363 4 133 +313.91 +/- 29.56
137288 ncm-et-9 2020-09-05 04:24 01:19:05 1961997 500 372 5 123 +325.67 +/- 30.84
137287 ncm-et-10 2020-09-05 03:09 01:20:03 1958012 500 393 4 103 +361.43 +/- 33.81
137286 ncm-et-4 2020-09-05 03:07 01:16:43 1965230 500 368 4 128 +321.19 +/- 30.17
137285 ncm-et-15 2020-09-05 03:07 01:18:20 1960921 500 369 5 126 +321.19 +/- 30.45
137284 ncm-et-9 2020-09-05 03:05 01:17:20 1967387 500 377 4 119 +334.88 +/- 31.35
137283 ncm-et-13 2020-09-05 03:05 01:17:43 1962917 500 381 7 112 +336.46 +/- 32.42
137282 ncm-et-3 2020-09-05 03:04 01:18:56 1968157 500 396 4 100 +366.78 +/- 34.34
137281 ncm-et-10 2020-09-05 01:50 01:17:44 1962162 500 388 4 108 +352.8 +/- 32.99
137280 ncm-et-13 2020-09-05 01:47 01:16:25 1962610 500 378 6 116 +333.32 +/- 31.82
137279 ncm-et-9 2020-09-05 01:47 01:17:22 1971896 500 385 5 110 +346.12 +/- 32.7
137278 ncm-et-15 2020-09-05 01:47 01:18:48 1970033 500 373 4 123 +328.7 +/- 30.81
137277 ncm-et-3 2020-09-05 01:46 01:17:18 1961076 500 387 4 109 +351.11 +/- 32.83
137276 ncm-et-4 2020-09-05 01:44 01:21:05 1920090 500 356 6 138 +301.33 +/- 29.05
137275 ncm-et-10 2020-09-05 00:31 01:17:41 1960632 500 379 5 116 +336.46 +/- 31.8
137274 ncm-et-15 2020-09-05 00:29 01:16:39 1975606 500 371 6 123 +322.67 +/- 30.87
137273 ncm-et-13 2020-09-05 00:29 01:17:33 1962764 500 382 6 112 +339.63 +/- 32.41
137272 ncm-et-9 2020-09-05 00:29 01:17:04 1966155 500 378 4 118 +336.46 +/- 31.49
137271 ncm-et-3 2020-09-05 00:27 01:17:25 1963378 500 366 3 131 +319.72 +/- 29.76
137270 ncm-et-4 2020-09-05 00:26 01:17:09 1962925 500 375 4 121 +331.77 +/- 31.08
137269 ncm-et-15 2020-09-04 23:10 01:17:54 1977321 500 369 11 120 +312.48 +/- 31.29
137268 ncm-et-10 2020-09-04 23:10 01:20:37 1956025 500 367 1 132 +324.17 +/- 29.54
137267 ncm-et-13 2020-09-04 23:10 01:18:03 1964609 500 393 6 101 +357.94 +/- 34.18
137266 ncm-et-4 2020-09-04 23:09 01:16:24 1965997 500 372 9 119 +319.72 +/- 31.43
137265 ncm-et-3 2020-09-04 23:09 01:17:14 1961381 500 370 7 123 +319.72 +/- 30.88
137264 ncm-et-9 2020-09-04 23:08 01:19:14 1965411 500 385 4 111 +347.77 +/- 32.52
137263 ncm-et-13 2020-09-04 21:50 01:18:52 1963378 500 376 2 122 +336.46 +/- 30.86
137262 ncm-et-3 2020-09-04 21:50 01:18:07 1964917 500 355 8 137 +297.28 +/- 29.21
137261 ncm-et-10 2020-09-04 21:50 01:19:12 1961403 500 377 4 119 +334.88 +/- 31.35
137260 ncm-et-4 2020-09-04 21:49 01:18:16 1972343 500 375 5 120 +330.23 +/- 31.24
137259 ncm-et-15 2020-09-04 21:49 01:19:34 1966923 500 363 6 131 +311.06 +/- 29.86
137258 ncm-et-9 2020-09-04 21:49 01:17:57 1973737 500 379 3 118 +339.63 +/- 31.46

Commit

Commit ID d539da19d2b13d70a81ab863f54046add0bc3b38
Author SFisGOD
Date 2020-09-04 16:58:34 UTC
Use classical eval more often If there is a moderate imbalance, use classical eval with small probability (1/16), as derived from the node counter. STC: LLR: 2.94 (-2.94,2.94) {-0.25,1.25} Total: 32320 W: 3562 L: 3377 D: 25381 Ptnml(0-2): 144, 2609, 10478, 2776, 153 https://tests.stockfishchess.org/tests/view/5f520615ba100690c5cc5f80 LTC: LLR: 2.95 (-2.94,2.94) {0.25,1.25} Total: 21032 W: 1116 L: 974 D: 18942 Ptnml(0-2): 20, 837, 8664, 971, 24 https://tests.stockfishchess.org/tests/view/5f522eaaba100690c5cc5f8c closes https://github.com/official-stockfish/Stockfish/pull/3107 Bench: 4109324
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