Dev Builds » 20210703-0803

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 08:17:54 1965373 3365 2824 9 532 +420.25 +/- 14.77
ncm-et-4 08:17:49 1963678 3326 2759 8 559 +409.61 +/- 14.4
ncm-et-9 08:17:51 1958638 3325 2805 5 515 +426.78 +/- 15.0
ncm-et-10 08:17:51 1953736 3316 2771 12 533 +415.08 +/- 14.76
ncm-et-13 08:17:54 1964407 3355 2841 8 506 +429.55 +/- 15.15
ncm-et-15 08:17:52 1958940 3313 2813 5 495 +433.41 +/- 15.31
20000 16813 47 3140 +422.28 +/- 6.07

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
149714 ncm-et-9 2021-07-03 20:04 00:47:59 1966620 325 272 0 53 +420.67 +/- 47.48
149713 ncm-et-10 2021-07-03 20:03 00:48:10 1954966 316 263 3 50 +404.89 +/- 49.11
149712 ncm-et-15 2021-07-03 20:03 00:48:39 1957100 313 273 1 39 +461.75 +/- 56.05
149711 ncm-et-4 2021-07-03 20:02 00:49:26 1966038 326 265 1 60 +391.38 +/- 44.56
149710 ncm-et-3 2021-07-03 19:58 00:53:53 1970323 365 305 2 58 +412.95 +/- 45.48
149709 ncm-et-13 2021-07-03 19:58 00:53:53 1956637 355 298 0 57 +423.61 +/- 45.73
149708 ncm-et-15 2021-07-03 18:48 01:14:21 1959269 500 421 0 79 +426.65 +/- 38.66
149707 ncm-et-9 2021-07-03 18:47 01:16:12 1948768 500 432 1 67 +452.04 +/- 42.22
149706 ncm-et-4 2021-07-03 18:46 01:14:53 1954809 500 429 1 70 +444.09 +/- 41.26
149705 ncm-et-10 2021-07-03 18:46 01:16:23 1950251 500 419 1 80 +419.61 +/- 38.47
149704 ncm-et-13 2021-07-03 18:44 01:13:15 1966774 500 429 1 70 +444.09 +/- 41.26
149703 ncm-et-3 2021-07-03 18:42 01:14:44 1953908 500 415 2 83 +408.38 +/- 37.78
149702 ncm-et-10 2021-07-03 17:32 01:13:38 1951001 500 407 4 89 +387.57 +/- 36.48
149701 ncm-et-15 2021-07-03 17:32 01:15:33 1958625 500 418 0 82 +419.61 +/- 37.91
149700 ncm-et-9 2021-07-03 17:30 01:15:55 1945881 500 418 0 82 +419.61 +/- 37.91
149699 ncm-et-4 2021-07-03 17:29 01:16:19 1949225 500 414 2 84 +406.2 +/- 37.55
149698 ncm-et-13 2021-07-03 17:29 01:13:57 1963839 500 433 1 66 +454.76 +/- 42.55
149697 ncm-et-3 2021-07-03 17:27 01:14:20 1964775 500 420 3 77 +417.32 +/- 39.31
149696 ncm-et-10 2021-07-03 16:18 01:13:02 1959866 500 421 0 79 +426.65 +/- 38.66
149695 ncm-et-15 2021-07-03 16:16 01:15:29 1949797 500 433 0 67 +457.52 +/- 42.15
149694 ncm-et-13 2021-07-03 16:15 01:13:33 1965696 500 416 1 83 +412.8 +/- 37.74
149693 ncm-et-9 2021-07-03 16:15 01:14:52 1956648 500 432 1 67 +452.04 +/- 42.22
149692 ncm-et-4 2021-07-03 16:14 01:14:39 1962810 500 411 0 89 +404.05 +/- 36.31
149691 ncm-et-3 2021-07-03 16:12 01:15:02 1967903 500 422 0 78 +429.05 +/- 38.92
149690 ncm-et-10 2021-07-03 15:02 01:15:27 1955432 500 424 2 74 +429.05 +/- 40.11
149689 ncm-et-15 2021-07-03 15:01 01:13:49 1961873 500 426 2 72 +433.94 +/- 40.69
149688 ncm-et-13 2021-07-03 15:01 01:13:34 1967271 500 426 1 73 +436.43 +/- 40.36
149687 ncm-et-9 2021-07-03 15:00 01:13:42 1969241 500 423 1 76 +429.05 +/- 39.52
149686 ncm-et-4 2021-07-03 14:59 01:14:37 1966154 500 417 2 81 +412.8 +/- 38.27
149685 ncm-et-3 2021-07-03 14:58 01:12:59 1975759 500 421 1 78 +424.28 +/- 38.99
149684 ncm-et-10 2021-07-03 13:46 01:15:19 1949346 500 423 1 76 +429.05 +/- 39.52
149683 ncm-et-15 2021-07-03 13:46 01:14:47 1965752 500 428 2 70 +438.95 +/- 41.29
149682 ncm-et-13 2021-07-03 13:45 01:14:51 1963854 500 407 3 90 +389.56 +/- 36.25
149681 ncm-et-4 2021-07-03 13:45 01:13:12 1973902 500 408 1 91 +395.65 +/- 35.96
149680 ncm-et-9 2021-07-03 13:44 01:15:15 1953758 500 410 2 88 +397.72 +/- 36.65
149679 ncm-et-3 2021-07-03 13:44 01:13:43 1959568 500 411 0 89 +404.05 +/- 36.31
149678 ncm-et-9 2021-07-03 12:30 01:13:56 1969551 500 418 0 82 +419.61 +/- 37.91
149677 ncm-et-3 2021-07-03 12:30 01:13:13 1965379 500 430 1 69 +446.7 +/- 41.57
149676 ncm-et-15 2021-07-03 12:30 01:15:14 1960168 500 414 0 86 +410.58 +/- 36.97
149675 ncm-et-10 2021-07-03 12:30 01:15:52 1955291 500 414 1 85 +408.38 +/- 37.27
149674 ncm-et-13 2021-07-03 12:30 01:14:51 1966783 500 432 1 67 +452.04 +/- 42.22
149673 ncm-et-4 2021-07-03 12:30 01:14:43 1972810 500 415 1 84 +410.58 +/- 37.5

Commit

Commit ID 8fc297c50647317185d4c41b3443a0e686412681
Author SFisGOD
Date 2021-07-03 08:03:32 UTC
Update default net to nn-9e3c6298299a.nnue Optimization of nn-956480d8378f.nnue using SPSA https://tests.stockfishchess.org/tests/view/60da2bf63beab81350ac9fe7 Same method as described in PR #3593 STC: LLR: 2.93 (-2.94,2.94) <-0.50,2.50> Total: 17792 W: 1525 L: 1372 D: 14895 Ptnml(0-2): 28, 1156, 6401, 1257, 54 https://tests.stockfishchess.org/tests/view/60deffc59ea99d7c2d693c19 LTC: LLR: 2.96 (-2.94,2.94) <0.50,3.50> Total: 36544 W: 1245 L: 1109 D: 34190 Ptnml(0-2): 12, 988, 16139, 1118, 15 https://tests.stockfishchess.org/tests/view/60df11339ea99d7c2d693c22 closes https://github.com/official-stockfish/Stockfish/pull/3601 Bench: 4687476
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