Dev Builds » 20220812-1230

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 11:17:10 1956178 3318 2854 8 456 +446.37 +/- 15.97
ncm-et-4 11:17:04 1908124 3274 2854 17 403 +458.25 +/- 17.0
ncm-et-9 11:16:53 1964621 3382 2902 4 476 +445.25 +/- 15.61
ncm-et-10 11:17:41 1951340 3313 2894 2 417 +467.38 +/- 16.69
ncm-et-13 11:16:57 1964374 3367 2854 9 504 +430.22 +/- 15.18
ncm-et-15 11:17:09 1960479 3346 2871 7 468 +444.02 +/- 15.76
20000 17229 47 2724 +448.16 +/- 6.52

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
159906 ncm-et-4 2022-08-15 21:53 01:03:16 1750771 274 241 2 31 +466.42 +/- 63.27
159905 ncm-et-10 2022-08-15 21:52 01:04:13 1949950 313 290 0 23 +567.42 +/- 74.84
159904 ncm-et-3 2022-08-15 21:51 01:05:15 1958012 318 276 0 42 +460.21 +/- 53.77
159903 ncm-et-15 2022-08-15 21:46 01:09:38 1960790 346 305 2 39 +471.51 +/- 56.05
159902 ncm-et-13 2022-08-15 21:41 01:14:18 1965696 367 305 3 59 +405.01 +/- 45.08
159901 ncm-et-9 2022-08-15 21:39 01:17:06 1960002 382 325 0 57 +437.41 +/- 45.78
159900 ncm-et-4 2022-08-15 20:11 01:40:39 1961232 500 437 3 60 +460.32 +/- 44.73
159899 ncm-et-3 2022-08-15 20:09 01:40:57 1956509 500 427 0 73 +441.5 +/- 40.29
159898 ncm-et-10 2022-08-15 20:08 01:43:06 1948877 500 424 1 75 +431.48 +/- 39.8
159897 ncm-et-15 2022-08-15 20:03 01:42:40 1954655 500 422 0 78 +429.05 +/- 38.92
159896 ncm-et-13 2022-08-15 20:01 01:39:57 1967387 500 426 1 73 +436.43 +/- 40.36
159895 ncm-et-9 2022-08-15 19:57 01:40:31 1960307 500 422 1 77 +426.65 +/- 39.25
159894 ncm-et-10 2022-08-15 18:26 01:41:24 1950254 500 436 0 64 +466.03 +/- 43.18
159893 ncm-et-3 2022-08-15 18:25 01:43:43 1953752 500 433 2 65 +452.04 +/- 42.92
159892 ncm-et-15 2022-08-15 18:23 01:39:08 1960615 500 433 2 65 +452.04 +/- 42.92
159891 ncm-et-4 2022-08-15 18:22 01:48:36 1796362 500 442 2 56 +477.99 +/- 46.39
159890 ncm-et-13 2022-08-15 18:19 01:40:54 1966615 500 433 0 67 +457.52 +/- 42.15
159889 ncm-et-9 2022-08-15 18:17 01:40:06 1968470 500 432 0 68 +454.76 +/- 41.82
159888 ncm-et-10 2022-08-15 16:44 01:42:06 1948736 500 428 0 72 +444.08 +/- 40.59
159887 ncm-et-15 2022-08-15 16:42 01:40:05 1960936 500 431 1 68 +449.35 +/- 41.89
159886 ncm-et-3 2022-08-15 16:42 01:41:50 1957864 500 422 0 78 +429.05 +/- 38.92
159885 ncm-et-4 2022-08-15 16:41 01:40:42 1967558 500 426 2 72 +433.94 +/- 40.69
159884 ncm-et-13 2022-08-15 16:39 01:39:51 1961689 500 419 1 80 +419.61 +/- 38.47
159883 ncm-et-9 2022-08-15 16:37 01:39:00 1968313 500 424 0 76 +433.94 +/- 39.45
159882 ncm-et-4 2022-08-15 15:01 01:39:14 1969400 500 437 3 60 +460.32 +/- 44.73
159881 ncm-et-10 2022-08-15 15:00 01:42:43 1956039 500 436 1 63 +463.16 +/- 43.6
159880 ncm-et-15 2022-08-15 15:00 01:41:53 1964783 500 415 2 83 +408.38 +/- 37.78
159879 ncm-et-3 2022-08-15 14:59 01:42:38 1953198 500 426 3 71 +431.48 +/- 41.0
159878 ncm-et-13 2022-08-15 14:58 01:40:09 1964301 500 433 2 65 +452.04 +/- 42.92
159877 ncm-et-9 2022-08-15 14:56 01:39:55 1968474 500 431 1 68 +449.35 +/- 41.89
159876 ncm-et-4 2022-08-15 13:17 01:42:52 1954597 500 446 2 52 +490.71 +/- 48.23
159875 ncm-et-10 2022-08-15 13:17 01:42:27 1952679 500 439 0 61 +474.93 +/- 44.28
159874 ncm-et-13 2022-08-15 13:17 01:40:33 1963087 500 422 1 77 +426.65 +/- 39.25
159873 ncm-et-3 2022-08-15 13:16 01:41:54 1952986 500 430 1 69 +446.7 +/- 41.57
159872 ncm-et-15 2022-08-15 13:16 01:43:17 1955417 500 430 0 70 +449.35 +/- 41.19
159871 ncm-et-9 2022-08-15 13:16 01:40:18 1966317 500 430 0 70 +449.35 +/- 41.19
159870 ncm-et-4 2022-08-15 11:35 01:41:45 1956949 500 425 3 72 +429.05 +/- 40.7
159869 ncm-et-9 2022-08-15 11:35 01:39:57 1960467 500 438 2 60 +466.04 +/- 44.75
159868 ncm-et-15 2022-08-15 11:35 01:40:28 1966158 500 435 0 65 +463.15 +/- 42.83
159867 ncm-et-3 2022-08-15 11:35 01:40:53 1960929 500 440 2 58 +471.92 +/- 45.55
159866 ncm-et-13 2022-08-15 11:35 01:41:15 1961844 500 416 1 83 +412.8 +/- 37.74
159865 ncm-et-10 2022-08-15 11:35 01:41:42 1952849 500 441 0 59 +481.09 +/- 45.07

Commit

Commit ID 1054a483ca0c560d30fb61617c0192cb4cd31528
Author Joost VandeVondele
Date 2022-08-12 12:30:33 UTC
Remove an unneeded randomization of evals. most of the effect comes from the randomization of 3-folds. passed STC: https://tests.stockfishchess.org/tests/view/62e697e97e84186e5d19af6f LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 572976 W: 153168 L: 153539 D: 266269 Ptnml(0-2): 2505, 64783, 152364, 64250, 2586 passed LTC: https://tests.stockfishchess.org/tests/view/62ee5977523c86dcd6957154 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 704808 W: 191212 L: 191680 D: 321916 Ptnml(0-2): 1340, 70579, 208972, 70235, 1278 closes https://github.com/official-stockfish/Stockfish/pull/4128 Bench: 5868987
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