Dev Builds » 20210208-2035

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 08:22:39 1963500 3357 2661 18 678 +369.78 +/- 13.07
ncm-et-4 08:22:16 1958263 3333 2659 12 662 +376.15 +/- 13.21
ncm-et-9 08:22:31 1954988 3318 2643 16 659 +373.87 +/- 13.25
ncm-et-10 08:22:30 1957524 3326 2660 18 648 +376.31 +/- 13.37
ncm-et-13 08:22:16 1964954 3374 2719 17 638 +382.5 +/- 13.48
ncm-et-15 08:22:17 1950310 3292 2614 11 667 +372.91 +/- 13.16
20000 15956 92 3952 +375.23 +/- 5.41

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
143389 ncm-et-15 2021-02-13 16:02 00:45:28 1946916 292 234 3 55 +373.27 +/- 46.71
143388 ncm-et-9 2021-02-13 15:59 00:48:11 1953893 318 256 1 61 +383.53 +/- 44.16
143387 ncm-et-10 2021-02-13 15:58 00:49:38 1952985 326 266 4 56 +385.28 +/- 46.27
143386 ncm-et-4 2021-02-13 15:57 00:50:07 1963845 333 267 3 63 +374.85 +/- 43.54
143385 ncm-et-3 2021-02-13 15:53 00:54:41 1963707 357 283 5 69 +362.06 +/- 41.53
143384 ncm-et-13 2021-02-13 15:51 00:56:09 1959236 374 307 2 65 +397.21 +/- 42.84
143383 ncm-et-15 2021-02-13 14:45 01:16:01 1952985 500 400 2 98 +377.87 +/- 34.64
143382 ncm-et-10 2021-02-13 14:43 01:14:29 1962936 500 397 4 99 +368.59 +/- 34.52
143381 ncm-et-9 2021-02-13 14:42 01:16:34 1948779 500 385 5 110 +346.12 +/- 32.7
143380 ncm-et-4 2021-02-13 14:40 01:16:13 1956301 500 400 2 98 +377.87 +/- 34.64
143379 ncm-et-3 2021-02-13 14:38 01:13:49 1965692 500 390 0 110 +363.2 +/- 32.48
143378 ncm-et-13 2021-02-13 14:37 01:13:22 1963995 500 404 2 94 +385.59 +/- 35.4
143377 ncm-et-15 2021-02-13 13:28 01:16:10 1952855 500 400 1 99 +379.78 +/- 34.4
143376 ncm-et-9 2021-02-13 13:26 01:15:37 1950616 500 396 1 103 +372.25 +/- 33.69
143375 ncm-et-4 2021-02-13 13:25 01:14:40 1960162 500 408 4 88 +389.56 +/- 36.69
143374 ncm-et-10 2021-02-13 13:24 01:17:53 1953435 500 401 3 96 +377.87 +/- 35.05
143373 ncm-et-3 2021-02-13 13:23 01:15:00 1966309 500 388 0 112 +359.67 +/- 32.17
143372 ncm-et-13 2021-02-13 13:22 01:14:17 1967540 500 382 2 116 +346.12 +/- 31.7
143371 ncm-et-15 2021-02-13 12:12 01:16:03 1946012 500 395 1 104 +370.41 +/- 33.52
143370 ncm-et-4 2021-02-13 12:09 01:15:47 1951494 500 402 1 97 +383.64 +/- 34.77
143369 ncm-et-9 2021-02-13 12:08 01:16:36 1955719 500 407 3 90 +389.56 +/- 36.25
143368 ncm-et-10 2021-02-13 12:08 01:14:57 1959849 500 385 2 113 +351.11 +/- 32.14
143367 ncm-et-13 2021-02-13 12:08 01:13:51 1962935 500 408 1 91 +395.65 +/- 35.96
143366 ncm-et-3 2021-02-13 12:07 01:15:23 1961076 500 390 7 103 +351.11 +/- 33.84
143365 ncm-et-15 2021-02-13 10:55 01:15:44 1950852 500 387 1 112 +356.21 +/- 32.24
143364 ncm-et-9 2021-02-13 10:53 01:14:51 1959849 500 388 1 111 +357.94 +/- 32.39
143363 ncm-et-4 2021-02-13 10:52 01:15:26 1959088 500 399 1 100 +377.87 +/- 34.22
143362 ncm-et-3 2021-02-13 10:52 01:13:47 1966624 500 404 2 94 +385.59 +/- 35.4
143361 ncm-et-10 2021-02-13 10:52 01:15:42 1955574 500 400 2 98 +377.87 +/- 34.64
143360 ncm-et-13 2021-02-13 10:52 01:15:05 1972338 500 400 4 96 +374.11 +/- 35.07
143359 ncm-et-15 2021-02-13 09:38 01:16:48 1952986 500 398 2 100 +374.11 +/- 34.27
143358 ncm-et-10 2021-02-13 09:37 01:14:52 1963689 500 400 1 99 +379.78 +/- 34.4
143357 ncm-et-4 2021-02-13 09:36 01:15:46 1955872 500 380 0 120 +346.12 +/- 31.01
143356 ncm-et-9 2021-02-13 09:36 01:16:27 1954506 500 407 4 89 +387.57 +/- 36.48
143355 ncm-et-3 2021-02-13 09:36 01:15:54 1958637 500 409 2 89 +395.65 +/- 36.43
143354 ncm-et-13 2021-02-13 09:35 01:15:58 1958777 500 406 3 91 +387.57 +/- 36.04
143353 ncm-et-15 2021-02-13 08:21 01:16:03 1949565 500 400 1 99 +379.78 +/- 34.4
143352 ncm-et-13 2021-02-13 08:21 01:13:34 1969859 500 412 3 85 +399.81 +/- 37.34
143351 ncm-et-4 2021-02-13 08:21 01:14:17 1961083 500 403 1 96 +385.59 +/- 34.96
143350 ncm-et-10 2021-02-13 08:21 01:14:59 1954202 500 411 2 87 +399.81 +/- 36.87
143349 ncm-et-9 2021-02-13 08:21 01:14:15 1961558 500 404 1 95 +387.57 +/- 35.16
143348 ncm-et-3 2021-02-13 08:21 01:14:05 1962458 500 397 2 101 +372.25 +/- 34.1

Commit

Commit ID 9f8058bd26df1c3ca37b85f811026f1eb82e6524
Author bmc4
Date 2021-02-08 20:35:59 UTC
Simplify En Passant simplifies the handling of en passant during search, needs a little more care in initialization. Passed STC: LLR: 2.95 (-2.94,2.94) {-1.25,0.25} Total: 72608 W: 6569 L: 6559 D: 59480 Ptnml(0-2): 233, 5117, 25629, 5057, 268 https://tests.stockfishchess.org/tests/view/600f1363735dd7f0f0352ce7 Passed LTC: LLR: 2.92 (-2.94,2.94) {-0.75,0.25} Total: 24328 W: 913 L: 864 D: 22551 Ptnml(0-2): 10, 731, 10633, 780, 10 https://tests.stockfishchess.org/tests/view/600f2e93735dd7f0f0352cf6 closes https://github.com/official-stockfish/Stockfish/pull/3330 No functional change.
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