Dev Builds » 20220515-1820

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 11:22:14 1960394 3355 2819 5 531 +422.81 +/- 14.77
ncm-et-4 11:22:42 1913024 3242 2794 9 439 +448.07 +/- 16.28
ncm-et-9 11:22:49 1962674 3382 2910 5 467 +447.97 +/- 15.77
ncm-et-10 11:22:43 1951924 3303 2846 5 452 +449.52 +/- 16.03
ncm-et-13 11:22:48 1961266 3369 2882 2 485 +442.6 +/- 15.46
ncm-et-15 11:23:00 1960838 3349 2894 6 449 +452.51 +/- 16.09
20000 17145 32 2823 +443.63 +/- 6.4

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
158467 ncm-et-4 2022-05-16 07:37 00:50:17 1963250 242 208 1 33 +443.27 +/- 61.22
158466 ncm-et-10 2022-05-16 07:24 01:03:00 1953282 303 262 0 41 +455.7 +/- 54.44
158465 ncm-et-3 2022-05-16 07:14 01:12:22 1953893 355 304 1 50 +440.89 +/- 49.14
158464 ncm-et-15 2022-05-16 07:14 01:13:00 1956177 349 301 1 47 +448.82 +/- 50.77
158463 ncm-et-13 2022-05-16 07:13 01:14:02 1962614 369 310 0 59 +424.4 +/- 44.93
158462 ncm-et-9 2022-05-16 07:07 01:19:46 1957863 382 330 1 51 +451.04 +/- 48.65
158461 ncm-et-4 2022-05-16 05:52 01:43:55 1924927 500 436 3 61 +457.52 +/- 44.35
158460 ncm-et-10 2022-05-16 05:40 01:43:14 1954067 500 422 1 77 +426.65 +/- 39.25
158459 ncm-et-3 2022-05-16 05:34 01:39:54 1963393 500 420 1 79 +421.93 +/- 38.73
158458 ncm-et-15 2022-05-16 05:32 01:41:28 1960466 500 427 1 72 +438.95 +/- 40.66
158457 ncm-et-13 2022-05-16 05:28 01:43:41 1957103 500 447 0 53 +500.82 +/- 47.69
158456 ncm-et-9 2022-05-16 05:27 01:39:32 1967697 500 423 0 77 +431.48 +/- 39.18
158455 ncm-et-4 2022-05-16 04:07 01:44:52 1910708 500 423 3 74 +424.28 +/- 40.13
158454 ncm-et-10 2022-05-16 03:55 01:44:12 1954657 500 431 1 68 +449.35 +/- 41.89
158453 ncm-et-15 2022-05-16 03:50 01:41:31 1964148 500 428 1 71 +441.5 +/- 40.95
158452 ncm-et-3 2022-05-16 03:49 01:44:29 1957108 500 413 1 86 +406.2 +/- 37.04
158451 ncm-et-13 2022-05-16 03:47 01:41:02 1957426 500 418 0 82 +419.61 +/- 37.91
158450 ncm-et-9 2022-05-16 03:47 01:39:44 1965233 500 438 0 62 +471.92 +/- 43.9
158449 ncm-et-4 2022-05-16 02:24 01:41:44 1959856 500 439 1 60 +471.92 +/- 44.73
158448 ncm-et-10 2022-05-16 02:12 01:42:50 1953764 500 437 1 62 +466.04 +/- 43.97
158447 ncm-et-15 2022-05-16 02:08 01:40:38 1963378 500 428 2 70 +438.95 +/- 41.29
158446 ncm-et-3 2022-05-16 02:07 01:41:26 1966774 500 417 1 82 +415.05 +/- 37.98
158445 ncm-et-9 2022-05-16 02:06 01:39:53 1960770 500 432 0 68 +454.76 +/- 41.82
158444 ncm-et-13 2022-05-16 02:06 01:40:32 1962179 500 424 1 75 +431.48 +/- 39.8
158443 ncm-et-4 2022-05-16 00:37 01:46:44 1872133 500 430 1 69 +446.7 +/- 41.57
158442 ncm-et-10 2022-05-16 00:28 01:43:11 1948282 500 428 0 72 +444.08 +/- 40.59
158441 ncm-et-9 2022-05-16 00:25 01:40:02 1970788 500 439 2 59 +468.96 +/- 45.15
158440 ncm-et-3 2022-05-16 00:23 01:42:32 1958825 500 436 0 64 +466.03 +/- 43.18
158439 ncm-et-13 2022-05-16 00:23 01:41:52 1963073 500 427 0 73 +441.5 +/- 40.29
158438 ncm-et-15 2022-05-16 00:23 01:44:53 1958317 500 433 0 67 +457.52 +/- 42.15
158437 ncm-et-4 2022-05-15 22:49 01:47:16 1888539 500 432 0 68 +454.76 +/- 41.82
158436 ncm-et-10 2022-05-15 22:44 01:42:43 1947181 500 431 1 68 +449.35 +/- 41.89
158435 ncm-et-9 2022-05-15 22:44 01:40:48 1959121 500 421 1 78 +424.28 +/- 38.99
158434 ncm-et-13 2022-05-15 22:41 01:41:26 1960617 500 425 0 75 +436.43 +/- 39.73
158433 ncm-et-3 2022-05-15 22:41 01:41:54 1962001 500 408 1 91 +395.65 +/- 35.96
158432 ncm-et-15 2022-05-15 22:41 01:41:34 1961232 500 431 1 68 +449.35 +/- 41.89
158431 ncm-et-3 2022-05-15 21:01 01:39:37 1960767 500 421 0 79 +426.65 +/- 38.66
158430 ncm-et-4 2022-05-15 21:00 01:47:54 1871759 500 426 0 74 +438.95 +/- 40.01
158429 ncm-et-10 2022-05-15 21:00 01:43:33 1952241 500 435 1 64 +460.32 +/- 43.24
158428 ncm-et-13 2022-05-15 21:00 01:40:13 1965851 500 431 1 68 +449.35 +/- 41.89
158427 ncm-et-9 2022-05-15 21:00 01:43:04 1957251 500 427 1 72 +438.95 +/- 40.66
158426 ncm-et-15 2022-05-15 21:00 01:39:56 1962150 500 446 0 54 +497.39 +/- 47.22

Commit

Commit ID 22b7909809c731aea691184dd7c1a2b02c5946af
Author xoto10
Date 2022-05-15 18:20:37 UTC
Tune scale and optimism. Tune scale and optimism in effort to make stockfish play more aggressively. STC @ 10+0.1 th 1: LLR: 2.94 (-2.94,2.94) <0.00,2.50> Total: 27896 W: 7506 L: 7248 D: 13142 Ptnml(0-2): 103, 3047, 7388, 3309, 101 https://tests.stockfishchess.org/tests/live_elo/627fd0cfab44257388ab1f13 LTC @ 60+0.6 th 1: LLR: 2.93 (-2.94,2.94) <0.50,3.00> Total: 65576 W: 17512 L: 17178 D: 30886 Ptnml(0-2): 37, 6397, 19587, 6729, 38 https://tests.stockfishchess.org/tests/live_elo/627ff666ab44257388ab256d closes https://github.com/official-stockfish/Stockfish/pull/4025 Bench 6407734
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