Dev Builds » 20200809-2151

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

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 08:01:43 1963228 3092 2191 36 865 +299.27 ± 11.54
ncm-et-4 07:56:41 1954343 3046 2110 53 883 +285.05 ± 11.44
ncm-et-9 09:01:59 1969173 3492 2483 57 952 +297.77 ± 11.03
ncm-et-10 08:59:30 1957910 3432 2380 52 1000 +286.98 ± 10.74
ncm-et-13 08:59:22 1961697 3438 2358 37 1043 +284.92 ± 10.48
ncm-et-15 08:59:37 1967713 3500 2420 63 1017 +283.85 ± 10.66
20000 13942 298 5760 +289.49 ± 4.47

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
134311 ncm-et-4 2020-08-10 08:15 00:08:18 1949917 46 32 0 14 +298.36 ± 95.02
134310 ncm-et-3 2020-08-10 08:08 00:14:46 1964611 92 66 2 24 +298.39 ± 71.94
134309 ncm-et-10 2020-08-10 07:15 01:07:22 1953291 432 290 7 135 +272.45 ± 29.33
134308 ncm-et-13 2020-08-10 07:14 01:08:53 1966464 438 294 3 141 +278.16 ± 28.49
134307 ncm-et-9 2020-08-10 07:06 01:16:26 1961231 492 371 3 118 +336.43 ± 31.45
134306 ncm-et-15 2020-08-10 07:04 01:17:41 1967082 500 360 8 132 +304.07 ± 29.78
134305 ncm-et-4 2020-08-10 06:56 01:17:23 1963854 500 346 3 151 +291.97 ± 27.57
134304 ncm-et-3 2020-08-10 06:49 01:18:28 1963995 500 361 4 135 +311.06 ± 29.33
134303 ncm-et-10 2020-08-10 05:57 01:17:16 1962926 500 339 7 154 +277.93 ± 27.43
134302 ncm-et-13 2020-08-10 05:56 01:17:21 1963688 500 352 9 139 +291.97 ± 29.0
134301 ncm-et-9 2020-08-10 05:47 01:18:24 1971105 500 360 7 133 +305.45 ± 29.65
134300 ncm-et-15 2020-08-10 05:46 01:16:51 1963685 500 369 8 123 +316.8 ± 30.9
134299 ncm-et-4 2020-08-10 05:36 01:19:27 1941284 500 357 9 134 +298.62 ± 29.56
134298 ncm-et-3 2020-08-10 05:30 01:18:02 1960002 500 348 4 148 +293.29 ± 27.92
134297 ncm-et-10 2020-08-10 04:38 01:17:52 1961693 500 355 9 136 +295.94 ± 29.34
134296 ncm-et-13 2020-08-10 04:37 01:17:41 1962767 500 333 5 162 +273.0 ± 26.62
134295 ncm-et-15 2020-08-10 04:29 01:16:34 1967260 500 345 10 145 +281.68 ± 28.38
134294 ncm-et-9 2020-08-10 04:28 01:17:23 1974055 500 355 12 133 +291.97 ± 29.7
134293 ncm-et-4 2020-08-10 04:19 01:15:44 1962463 500 339 12 149 +271.78 ± 28.01
134292 ncm-et-3 2020-08-10 04:11 01:17:18 1964610 500 362 6 132 +309.64 ± 29.74
134291 ncm-et-10 2020-08-10 03:18 01:19:06 1956942 500 341 13 146 +273.0 ± 28.31
134290 ncm-et-13 2020-08-10 03:16 01:19:33 1957555 500 343 4 153 +286.77 ± 27.42
134289 ncm-et-15 2020-08-10 03:12 01:15:21 1962165 500 352 12 136 +288.06 ± 29.36
134288 ncm-et-9 2020-08-10 03:10 01:17:31 1976382 500 349 10 141 +286.77 ± 28.8
134287 ncm-et-4 2020-08-10 03:00 01:18:13 1961999 500 355 9 136 +295.94 ± 29.34
134286 ncm-et-3 2020-08-10 02:53 01:17:32 1964301 500 353 7 140 +295.94 ± 28.86
134285 ncm-et-13 2020-08-10 01:58 01:17:28 1963535 500 350 3 147 +297.28 ± 27.97
134284 ncm-et-10 2020-08-10 01:57 01:20:03 1956482 500 365 4 131 +316.8 ± 29.8
134283 ncm-et-15 2020-08-10 01:53 01:17:52 1965236 500 334 5 161 +274.22 ± 26.71
134282 ncm-et-9 2020-08-10 01:51 01:17:29 1965715 500 364 5 131 +313.91 ± 29.83
134281 ncm-et-4 2020-08-10 01:42 01:16:37 1970795 500 334 12 154 +265.78 ± 27.53
134280 ncm-et-3 2020-08-10 01:34 01:17:03 1961690 500 355 8 137 +297.28 ± 29.21
134279 ncm-et-10 2020-08-10 00:37 01:18:22 1955719 500 353 6 141 +297.28 ± 28.72
134278 ncm-et-13 2020-08-10 00:37 01:19:48 1955569 500 359 5 136 +306.84 ± 29.25
134277 ncm-et-15 2020-08-10 00:35 01:17:25 1972493 500 320 10 170 +251.89 ± 26.08
134276 ncm-et-9 2020-08-10 00:33 01:17:28 1965087 500 352 12 136 +288.06 ± 29.36
134275 ncm-et-4 2020-08-10 00:20 01:20:59 1930090 500 347 8 145 +286.77 ± 28.35
134274 ncm-et-3 2020-08-10 00:15 01:18:34 1963392 500 346 5 149 +289.36 ± 27.85
134273 ncm-et-13 2020-08-09 23:17 01:18:38 1962302 500 327 8 165 +262.24 ± 26.45
134272 ncm-et-10 2020-08-09 23:17 01:19:29 1958317 500 337 6 157 +276.69 ± 27.11
134271 ncm-et-15 2020-08-09 23:16 01:17:53 1976071 500 340 10 150 +275.45 ± 27.88
134270 ncm-et-9 2020-08-09 23:14 01:17:18 1970638 500 332 8 160 +268.17 ± 26.89

Commit

Commit ID 27b593a94477a821f80a041320683f805114d4a3
Author Joost VandeVondele
Date 2020-08-09 21:51:07 UTC
Fix a data race for NNUE the stateInfo at the rootPos is no longer read-only, as the NNUE accumulator is part of it. Threads can thus not share this object and need their own copy. tested for no regression https://tests.stockfishchess.org/tests/view/5f3022239081672066536bce LLR: 2.96 (-2.94,2.94) {-1.50,0.50} Total: 52800 W: 6843 L: 6802 D: 39155 Ptnml(0-2): 336, 4646, 16399, 4679, 340 closes https://github.com/official-stockfish/Stockfish/pull/2957 fixes https://github.com/official-stockfish/Stockfish/issues/2933 No functional change
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