Dev Builds » 20210415-0853

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 08:21:23 1962530 3325 2657 16 652 +376.25 +/- 13.33
ncm-et-4 08:20:55 1963890 3357 2667 22 668 +370.33 +/- 13.18
ncm-et-9 08:21:26 1964822 3353 2682 18 653 +376.46 +/- 13.32
ncm-et-10 08:21:28 1954308 3315 2683 13 619 +387.0 +/- 13.68
ncm-et-13 08:21:35 1961367 3329 2666 14 649 +378.47 +/- 13.35
ncm-et-15 08:21:20 1959724 3321 2624 17 680 +367.68 +/- 13.04
20000 15979 100 3921 +375.94 +/- 5.43

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
146034 ncm-et-10 2021-04-18 04:09 00:46:41 1962325 315 263 2 50 +411.21 +/- 49.13
146033 ncm-et-3 2021-04-18 04:06 00:49:45 1972658 325 261 1 63 +381.7 +/- 43.42
146032 ncm-et-15 2021-04-18 04:06 00:50:15 1946758 321 260 3 58 +382.3 +/- 45.45
146031 ncm-et-13 2021-04-18 04:05 00:50:27 1959083 329 258 1 70 +364.23 +/- 41.06
146030 ncm-et-9 2021-04-18 04:03 00:52:25 1966935 353 283 3 67 +375.23 +/- 42.17
146029 ncm-et-4 2021-04-18 04:02 00:53:52 1959557 357 290 1 66 +391.09 +/- 42.41
146028 ncm-et-10 2021-04-18 02:53 01:15:10 1948877 500 409 0 91 +399.81 +/- 35.89
146027 ncm-et-3 2021-04-18 02:50 01:15:39 1963551 500 403 3 94 +381.7 +/- 35.44
146026 ncm-et-15 2021-04-18 02:49 01:15:50 1953455 500 409 3 88 +393.6 +/- 36.68
146025 ncm-et-13 2021-04-18 02:49 01:15:49 1961700 500 396 3 101 +368.59 +/- 34.13
146024 ncm-et-9 2021-04-18 02:48 01:15:02 1966937 500 399 1 100 +377.87 +/- 34.22
146023 ncm-et-4 2021-04-18 02:47 01:13:53 1963385 500 397 6 97 +364.98 +/- 34.9
146022 ncm-et-10 2021-04-18 01:37 01:15:17 1951160 500 396 4 100 +366.78 +/- 34.34
146021 ncm-et-3 2021-04-18 01:34 01:15:23 1967234 500 406 1 93 +391.57 +/- 35.55
146020 ncm-et-4 2021-04-18 01:33 01:14:12 1977785 500 400 1 99 +379.78 +/- 34.4
146019 ncm-et-13 2021-04-18 01:32 01:16:03 1958173 500 390 4 106 +356.21 +/- 33.31
146018 ncm-et-9 2021-04-18 01:32 01:14:46 1966158 500 401 1 98 +381.7 +/- 34.59
146017 ncm-et-15 2021-04-18 01:32 01:16:12 1952684 500 374 1 125 +334.88 +/- 30.41
146016 ncm-et-10 2021-04-18 00:19 01:17:36 1943441 500 405 3 92 +385.59 +/- 35.84
146015 ncm-et-3 2021-04-18 00:18 01:14:39 1965997 500 408 2 90 +393.6 +/- 36.22
146014 ncm-et-4 2021-04-18 00:18 01:14:22 1961228 500 392 3 105 +361.43 +/- 33.45
146013 ncm-et-13 2021-04-18 00:17 01:14:20 1963078 500 409 1 90 +397.72 +/- 36.17
146012 ncm-et-15 2021-04-18 00:17 01:14:23 1960623 500 397 1 102 +374.11 +/- 33.87
146011 ncm-et-9 2021-04-18 00:16 01:15:15 1964456 500 410 3 87 +395.65 +/- 36.9
146010 ncm-et-10 2021-04-17 23:04 01:14:58 1959082 500 392 1 107 +364.98 +/- 33.02
146009 ncm-et-15 2021-04-17 23:03 01:13:55 1963908 500 390 3 107 +357.94 +/- 33.12
146008 ncm-et-4 2021-04-17 23:02 01:15:02 1956957 500 397 4 99 +368.59 +/- 34.52
146007 ncm-et-13 2021-04-17 23:02 01:14:55 1961082 500 420 1 79 +421.93 +/- 38.73
146006 ncm-et-3 2021-04-17 23:01 01:16:41 1941467 500 405 2 93 +387.57 +/- 35.6
146005 ncm-et-9 2021-04-17 22:59 01:16:34 1956489 500 390 3 107 +357.94 +/- 33.12
146004 ncm-et-10 2021-04-17 21:48 01:14:58 1960619 500 414 2 84 +406.2 +/- 37.55
146003 ncm-et-15 2021-04-17 21:46 01:15:48 1975676 500 395 4 101 +364.98 +/- 34.16
146002 ncm-et-4 2021-04-17 21:46 01:15:26 1967392 500 402 3 95 +379.78 +/- 35.24
146001 ncm-et-9 2021-04-17 21:46 01:12:49 1965079 500 399 3 98 +374.11 +/- 34.68
146000 ncm-et-3 2021-04-17 21:46 01:14:46 1963423 500 387 3 110 +352.8 +/- 32.64
145999 ncm-et-13 2021-04-17 21:46 01:15:38 1962155 500 409 3 88 +393.6 +/- 36.68
145998 ncm-et-4 2021-04-17 20:31 01:14:08 1960926 500 389 4 107 +354.5 +/- 33.15
145997 ncm-et-15 2021-04-17 20:31 01:14:57 1964968 500 399 2 99 +375.98 +/- 34.46
145996 ncm-et-3 2021-04-17 20:31 01:14:30 1963385 500 387 4 109 +351.11 +/- 32.83
145995 ncm-et-10 2021-04-17 20:31 01:16:48 1954655 500 404 1 95 +387.57 +/- 35.16
145994 ncm-et-13 2021-04-17 20:31 01:14:23 1964304 500 384 1 115 +351.11 +/- 31.79
145993 ncm-et-9 2021-04-17 20:31 01:14:35 1967700 500 400 4 96 +374.11 +/- 35.07

Commit

Commit ID 79bb28281ce5e9b40b2662915a96e9072ddad82e
Author bmc4
Date 2021-04-15 08:53:51 UTC
Merge all move generators Merging `generate<EVASIONS>` and `generate<QUIET_CHECKS>` into `generate_all()`. STC: LLR: 2.94 (-2.94,2.94) {-1.00,0.20} Total: 161800 W: 14585 L: 14624 D: 132591 Ptnml(0-2): 577, 11681, 56451, 11586, 605 https://tests.stockfishchess.org/tests/view/606532732b2df919fd5f026d LTC: LLR: 2.98 (-2.94,2.94) {-0.70,0.20} Total: 188504 W: 6906 L: 6961 D: 174637 Ptnml(0-2): 87, 6272, 81610, 6175, 108 https://tests.stockfishchess.org/tests/view/6065b0772b2df919fd5f02ae ------------ Verified for correctness of `EVASIONS` by running perft: ``` ./stockfish b3nch 16 1 6 default perft (replace 3 by e in b3nch) Nodes searched : 71608931810 ``` Also tested for correctness on Chess960 with a similar code shown here: https://github.com/official-stockfish/Stockfish/pull/3418#issuecomment-816630295 ``` ./stockfish b3nch 16 1 6 fischer.txt perft Nodes searched : 506736009395 ``` ------------ Closes https://github.com/official-stockfish/Stockfish/pull/3418 No functional change
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