Dev Builds » 20200925-1544

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 08:40:06 1956832 3326 2587 30 709 +353.47 +/- 12.79
ncm-et-4 08:40:15 1959178 3328 2586 19 723 +355.64 +/- 12.64
ncm-et-9 08:39:48 1966739 3353 2607 19 727 +356.08 +/- 12.61
ncm-et-10 08:39:34 1961667 3341 2625 24 692 +361.88 +/- 12.94
ncm-et-13 08:39:49 1959118 3318 2571 29 718 +351.21 +/- 12.71
ncm-et-15 08:39:25 1966614 3334 2619 25 690 +361.47 +/- 12.96
20000 15595 146 4259 +356.6 +/- 5.21

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
139203 ncm-et-13 2020-09-27 03:18 00:50:46 1957860 318 247 4 67 +349.56 +/- 42.15
139202 ncm-et-4 2020-09-27 03:17 00:51:02 1960767 328 257 1 70 +363.63 +/- 41.06
139201 ncm-et-3 2020-09-27 03:17 00:51:16 1965227 326 258 3 65 +365.17 +/- 42.82
139200 ncm-et-10 2020-09-27 03:16 00:52:06 1963553 341 277 3 61 +385.12 +/- 44.29
139199 ncm-et-15 2020-09-27 03:16 00:52:05 1969564 334 256 4 74 +341.63 +/- 40.04
139198 ncm-et-9 2020-09-27 03:14 00:54:32 1970642 353 280 0 73 +375.23 +/- 40.09
139197 ncm-et-13 2020-09-27 02:00 01:16:55 1962918 500 396 5 99 +364.98 +/- 34.53
139196 ncm-et-3 2020-09-27 01:59 01:17:12 1964763 500 384 0 116 +352.79 +/- 31.58
139195 ncm-et-10 2020-09-27 01:57 01:17:43 1960037 500 396 4 100 +366.78 +/- 34.34
139194 ncm-et-4 2020-09-27 01:57 01:18:56 1949579 500 388 4 108 +352.8 +/- 32.99
139193 ncm-et-15 2020-09-27 01:57 01:18:32 1962630 500 388 4 108 +352.8 +/- 32.99
139192 ncm-et-9 2020-09-27 01:56 01:16:29 1973124 500 387 3 110 +352.8 +/- 32.64
139191 ncm-et-13 2020-09-27 00:40 01:18:33 1945063 500 387 7 106 +346.12 +/- 33.35
139190 ncm-et-3 2020-09-27 00:39 01:18:37 1963839 500 382 5 113 +341.24 +/- 32.24
139189 ncm-et-10 2020-09-27 00:39 01:17:31 1962919 500 395 3 102 +366.78 +/- 33.96
139188 ncm-et-15 2020-09-27 00:39 01:16:55 1969723 500 389 5 106 +352.8 +/- 33.33
139187 ncm-et-4 2020-09-27 00:38 01:18:07 1966011 500 391 4 105 +357.94 +/- 33.48
139186 ncm-et-9 2020-09-27 00:37 01:18:06 1964925 500 404 4 92 +381.7 +/- 35.86
139185 ncm-et-13 2020-09-26 23:21 01:17:57 1963840 500 382 2 116 +346.12 +/- 31.7
139184 ncm-et-10 2020-09-26 23:21 01:17:04 1966170 500 397 3 100 +370.41 +/- 34.31
139183 ncm-et-9 2020-09-26 23:20 01:16:15 1960921 500 386 0 114 +356.21 +/- 31.87
139182 ncm-et-15 2020-09-26 23:20 01:17:50 1960004 500 395 2 103 +368.59 +/- 33.75
139181 ncm-et-3 2020-09-26 23:19 01:19:10 1936040 500 385 4 111 +347.77 +/- 32.52
139180 ncm-et-4 2020-09-26 23:18 01:18:31 1967546 500 395 1 104 +370.41 +/- 33.52
139179 ncm-et-10 2020-09-26 22:01 01:18:14 1965997 500 383 2 115 +347.77 +/- 31.84
139178 ncm-et-13 2020-09-26 22:01 01:18:52 1959541 500 384 3 113 +347.77 +/- 32.18
139177 ncm-et-9 2020-09-26 22:00 01:18:04 1964007 500 381 6 113 +338.04 +/- 32.26
139176 ncm-et-3 2020-09-26 22:00 01:17:20 1962613 500 386 3 111 +351.11 +/- 32.49
139175 ncm-et-15 2020-09-26 22:00 01:18:12 1968787 500 396 4 100 +366.78 +/- 34.34
139174 ncm-et-4 2020-09-26 22:00 01:17:23 1964302 500 377 4 119 +334.88 +/- 31.35
139173 ncm-et-10 2020-09-26 20:43 01:17:22 1961386 500 397 2 101 +372.25 +/- 34.1
139172 ncm-et-13 2020-09-26 20:42 01:17:55 1963070 500 380 4 116 +339.63 +/- 31.78
139171 ncm-et-9 2020-09-26 20:42 01:17:44 1970336 500 376 3 121 +334.88 +/- 31.04
139170 ncm-et-4 2020-09-26 20:42 01:17:15 1968625 500 385 3 112 +349.43 +/- 32.33
139169 ncm-et-15 2020-09-26 20:41 01:18:11 1961077 500 395 1 104 +370.41 +/- 33.52
139168 ncm-et-3 2020-09-26 20:40 01:19:40 1943349 500 407 5 88 +385.59 +/- 36.69
139167 ncm-et-10 2020-09-26 19:22 01:19:34 1951611 500 380 7 113 +334.88 +/- 32.27
139166 ncm-et-15 2020-09-26 19:22 01:17:40 1974518 500 400 5 95 +372.25 +/- 35.28
139165 ncm-et-9 2020-09-26 19:22 01:18:38 1963224 500 393 3 104 +363.2 +/- 33.62
139164 ncm-et-13 2020-09-26 19:22 01:18:51 1961535 500 395 4 101 +364.98 +/- 34.16
139163 ncm-et-3 2020-09-26 19:22 01:16:51 1961995 500 385 10 105 +338.04 +/- 33.48
139162 ncm-et-4 2020-09-26 19:21 01:19:01 1937419 500 393 2 105 +364.98 +/- 33.41

Commit

Commit ID f66c381f11b8603e2449b200227c8cfd7382b3ba
Author SFisGOD
Date 2020-09-25 15:44:19 UTC
Switch to NNUE eval probabilistically for OCB Introduce a small chance of switching to NNUE if PSQ imbalance is large but we have opposite colored bishops and the classical eval is struggling to win. STC: LLR: 2.94 (-2.94,2.94) {-0.25,1.25} Total: 25304 W: 3179 L: 2983 D: 19142 Ptnml(0-2): 172, 2171, 7781, 2345, 183 https://tests.stockfishchess.org/tests/view/5f6b14dec7759d4ee307cfe3 LTC: LLR: 2.94 (-2.94,2.94) {0.25,1.25} Total: 84680 W: 4846 L: 4556 D: 75278 Ptnml(0-2): 89, 3933, 34011, 4213, 94 https://tests.stockfishchess.org/tests/view/5f6b3fb6c7759d4ee307cff9 closes https://github.com/official-stockfish/Stockfish/pull/3146 Bench: 3865413
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