Dev Builds » 20211127-1326

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 08:32:33 1963957 3398 2898 6 494 +437.8 +/- 15.33
ncm-et-4 08:31:50 1827798 3105 2685 8 412 +452.25 +/- 16.81
ncm-et-9 08:32:38 1960630 3379 2873 2 504 +436.01 +/- 15.16
ncm-et-10 08:28:46 1958842 3326 2805 9 512 +425.05 +/- 15.06
ncm-et-13 08:32:44 1959888 3390 2907 2 481 +445.3 +/- 15.52
ncm-et-15 08:32:04 1959470 3402 2909 5 488 +441.01 +/- 15.42
20000 17077 32 2891 +439.27 +/- 6.32

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
153988 ncm-et-4 2021-11-28 07:03 00:16:31 1934225 105 89 0 16 +433.45 +/- 90.91
153987 ncm-et-10 2021-11-28 06:41 00:39:20 1960100 256 212 0 44 +410.71 +/- 52.28
153986 ncm-et-9 2021-11-28 06:22 00:57:40 1960309 379 330 0 49 +464.17 +/- 49.6
153985 ncm-et-13 2021-11-28 06:22 00:58:35 1964611 390 328 0 62 +425.49 +/- 43.79
153984 ncm-et-3 2021-11-28 06:19 01:00:36 1958933 398 348 0 50 +469.5 +/- 49.09
153983 ncm-et-15 2021-11-28 06:18 01:01:25 1956337 402 343 2 57 +434.26 +/- 45.92
153982 ncm-et-4 2021-11-28 05:36 01:26:14 1744970 500 432 4 64 +444.09 +/- 43.22
153981 ncm-et-10 2021-11-28 05:23 01:16:50 1956065 500 424 1 75 +431.48 +/- 39.8
153980 ncm-et-13 2021-11-28 05:07 01:14:14 1964763 500 431 1 68 +449.35 +/- 41.89
153979 ncm-et-9 2021-11-28 05:05 01:16:38 1962456 500 433 0 67 +457.52 +/- 42.15
153978 ncm-et-15 2021-11-28 05:04 01:13:32 1966461 500 437 0 63 +468.95 +/- 43.54
153977 ncm-et-3 2021-11-28 05:03 01:15:46 1967078 500 433 0 67 +457.52 +/- 42.15
153976 ncm-et-4 2021-11-28 04:15 01:21:17 1825600 500 429 1 70 +444.09 +/- 41.26
153975 ncm-et-10 2021-11-28 04:06 01:16:34 1957095 500 418 1 81 +417.32 +/- 38.22
153974 ncm-et-10 2021-11-28 03:51 00:10:55 1959090 70 57 1 12 +381.7 +/- 107.26
153973 ncm-et-13 2021-11-28 03:49 01:16:44 1946094 500 442 1 57 +481.1 +/- 45.96
153972 ncm-et-9 2021-11-28 03:49 01:15:32 1963384 500 420 1 79 +421.93 +/- 38.73
153971 ncm-et-3 2021-11-28 03:48 01:14:34 1969549 500 430 1 69 +446.7 +/- 41.57
153970 ncm-et-15 2021-11-28 03:47 01:16:20 1958472 500 430 0 70 +449.35 +/- 41.19
153969 ncm-et-4 2021-11-28 02:49 01:24:38 1762351 500 447 0 53 +500.82 +/- 47.69
153968 ncm-et-10 2021-11-28 02:34 01:16:58 1956640 500 414 1 85 +408.38 +/- 37.27
153967 ncm-et-9 2021-11-28 02:33 01:15:01 1965072 500 424 0 76 +433.94 +/- 39.45
153966 ncm-et-15 2021-11-28 02:33 01:13:53 1960155 500 424 0 76 +433.94 +/- 39.45
153965 ncm-et-3 2021-11-28 02:32 01:15:12 1965842 500 440 2 58 +471.92 +/- 45.55
153964 ncm-et-13 2021-11-28 02:31 01:17:29 1957402 500 420 0 80 +424.27 +/- 38.4
153963 ncm-et-4 2021-11-28 01:22 01:26:54 1716862 500 428 3 69 +436.43 +/- 41.61
153962 ncm-et-9 2021-11-28 01:18 01:14:40 1962188 500 423 1 76 +429.05 +/- 39.52
153961 ncm-et-10 2021-11-28 01:16 01:16:47 1956027 500 432 1 67 +452.04 +/- 42.22
153960 ncm-et-15 2021-11-28 01:16 01:16:16 1953925 500 423 0 77 +431.48 +/- 39.18
153959 ncm-et-13 2021-11-28 01:15 01:15:12 1962024 500 427 0 73 +441.5 +/- 40.29
153958 ncm-et-3 2021-11-28 01:15 01:16:38 1962965 500 419 1 80 +419.61 +/- 38.47
153957 ncm-et-4 2021-11-28 00:04 01:16:47 1934306 500 427 0 73 +441.5 +/- 40.29
153956 ncm-et-9 2021-11-28 00:01 01:16:08 1954672 500 425 0 75 +436.43 +/- 39.73
153955 ncm-et-15 2021-11-28 00:00 01:14:47 1961246 500 433 1 66 +454.76 +/- 42.55
153954 ncm-et-10 2021-11-28 00:00 01:15:49 1957401 500 426 3 71 +431.48 +/- 41.0
153953 ncm-et-13 2021-11-28 00:00 01:15:08 1960475 500 436 0 64 +466.03 +/- 43.18
153952 ncm-et-3 2021-11-28 00:00 01:14:31 1960057 500 402 1 97 +383.64 +/- 34.77
153951 ncm-et-4 2021-11-27 22:44 01:19:29 1876273 500 433 0 67 +457.52 +/- 42.15
153950 ncm-et-15 2021-11-27 22:44 01:15:51 1959698 500 419 2 79 +417.32 +/- 38.77
153949 ncm-et-3 2021-11-27 22:44 01:15:16 1963276 500 426 1 73 +436.43 +/- 40.36
153948 ncm-et-13 2021-11-27 22:44 01:15:22 1963853 500 423 0 77 +431.48 +/- 39.18
153947 ncm-et-10 2021-11-27 22:44 01:15:33 1968322 500 422 1 77 +426.65 +/- 39.25
153946 ncm-et-9 2021-11-27 22:44 01:16:59 1956333 500 418 0 82 +419.61 +/- 37.91

Commit

Commit ID 4bb11e823fb292b8cc81ac873ccca9827af462be
Author Joost VandeVondele
Date 2021-11-27 13:26:35 UTC
Tune NNUE scaling params passed STC: https://tests.stockfishchess.org/tests/view/61a156f89e83391467a2b2cc LLR: 2.94 (-2.94,2.94) <0.00,2.50> Total: 22816 W: 5896 L: 5646 D: 11274 Ptnml(0-2): 55, 2567, 5961, 2723, 102 passed LTC: https://tests.stockfishchess.org/tests/view/61a1cf3d9e83391467a2b30b LLR: 2.94 (-2.94,2.94) <0.50,3.00> Total: 17904 W: 4658 L: 4424 D: 8822 Ptnml(0-2): 6, 1821, 5079, 2025, 21 closes https://github.com/official-stockfish/Stockfish/pull/3811 Bench: 7218806
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