Dev Builds » 20220412-1543

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 11:42:35 1959597 3436 2909 6 521 +430.12 +/- 14.92
ncm-et-4 11:42:45 1914253 3343 2882 11 450 +447.77 +/- 16.08
ncm-et-9 11:42:50 1962110 3452 2957 6 489 +442.62 +/- 15.41
ncm-et-10 09:54:18 1959734 2881 2448 6 427 +433.48 +/- 16.49
ncm-et-13 11:42:26 1959730 3460 2969 7 484 +444.18 +/- 15.49
ncm-et-15 11:42:33 1957557 3428 2918 10 500 +434.32 +/- 15.25
20000 17083 46 2871 +438.76 +/- 6.35

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
157809 ncm-et-4 2022-04-13 03:26 01:10:41 1958319 343 301 0 42 +474.25 +/- 53.81
157808 ncm-et-10 2022-04-13 03:24 01:12:33 1959704 359 305 0 54 +435.9 +/- 47.07
157807 ncm-et-15 2022-04-13 03:08 01:28:09 1965704 428 365 0 63 +439.97 +/- 43.47
157806 ncm-et-3 2022-04-13 03:08 01:28:15 1962158 436 370 0 66 +434.71 +/- 42.43
157805 ncm-et-9 2022-04-13 03:06 01:30:26 1963233 452 389 2 61 +444.34 +/- 44.35
157804 ncm-et-13 2022-04-13 03:04 01:32:50 1961999 460 397 1 62 +450.52 +/- 43.95
157803 ncm-et-10 2022-04-13 01:42 01:41:34 1955426 500 428 2 70 +438.95 +/- 41.29
157802 ncm-et-4 2022-04-13 01:42 01:43:46 1921967 500 431 2 67 +446.7 +/- 42.25
157801 ncm-et-10 2022-04-13 01:37 00:01:08 1952672 1 1 0 0 +1129.65 +/- 376.02
157798 ncm-et-15 2022-04-13 01:26 01:41:51 1958970 500 433 3 64 +449.35 +/- 43.26
157797 ncm-et-3 2022-04-13 01:25 01:43:06 1960463 500 433 2 65 +452.04 +/- 42.92
157795 ncm-et-9 2022-04-13 01:24 01:41:33 1963538 500 432 1 67 +452.04 +/- 42.22
157794 ncm-et-13 2022-04-13 01:20 01:43:13 1963228 500 423 1 76 +429.05 +/- 39.52
157790 ncm-et-10 2022-04-13 01:03 00:00:59 1964303 1 1 0 0 +1129.65 +/- 376.02
157789 ncm-et-10 2022-04-13 00:56 00:00:45 1984918 1 1 0 0 +1129.65 +/- 376.02
157788 ncm-et-10 2022-04-13 00:49 00:01:05 1959092 1 1 0 0 +1129.65 +/- 376.02
157785 ncm-et-10 2022-04-13 00:31 00:00:52 1948285 1 1 0 0 +1129.65 +/- 376.02
157784 ncm-et-10 2022-04-13 00:24 00:01:07 1953147 2 1 0 1 +190.5 +/- 634.21
157783 ncm-et-10 2022-04-13 00:19 00:00:47 1966773 1 0 0 1 0.0 +/- 30.47
157781 ncm-et-10 2022-04-13 00:09 00:01:11 1956807 4 4 0 0 +1199.83 +/- 250.99
157780 ncm-et-10 2022-04-13 00:04 00:01:14 1953746 2 2 0 0 +1199.83 +/- 312.71
157779 ncm-et-4 2022-04-12 23:59 01:41:59 1970788 500 435 2 63 +457.52 +/- 43.63
157778 ncm-et-10 2022-04-12 23:57 00:01:16 1958634 2 2 0 0 +1199.83 +/- 312.71
157777 ncm-et-10 2022-04-12 23:50 00:01:25 1958482 5 5 0 0 +1199.83 +/- 231.31
157776 ncm-et-10 2022-04-12 23:45 00:00:56 1954958 1 0 0 1 0.0 +/- 30.47
157775 ncm-et-15 2022-04-12 23:43 01:42:20 1960479 500 425 0 75 +436.43 +/- 39.73
157774 ncm-et-3 2022-04-12 23:42 01:42:06 1957560 500 417 0 83 +417.31 +/- 37.67
157773 ncm-et-9 2022-04-12 23:41 01:42:19 1960921 500 433 0 67 +457.52 +/- 42.15
157771 ncm-et-13 2022-04-12 23:38 01:41:43 1953910 500 438 0 62 +471.92 +/- 43.9
157770 ncm-et-4 2022-04-12 22:10 01:48:17 1874584 500 431 3 66 +444.09 +/- 42.58
157769 ncm-et-10 2022-04-12 21:59 01:40:58 1968940 500 417 2 81 +412.8 +/- 38.27
157768 ncm-et-3 2022-04-12 21:59 01:42:35 1954960 500 428 0 72 +444.08 +/- 40.59
157767 ncm-et-9 2022-04-12 21:59 01:42:01 1962456 500 434 1 65 +457.52 +/- 42.89
157766 ncm-et-15 2022-04-12 21:58 01:44:24 1955566 500 439 2 59 +468.96 +/- 45.15
157765 ncm-et-13 2022-04-12 21:56 01:41:00 1962609 500 441 0 59 +481.09 +/- 45.07
157764 ncm-et-4 2022-04-12 20:18 01:51:06 1812796 500 432 1 67 +452.04 +/- 42.22
157763 ncm-et-3 2022-04-12 20:17 01:40:48 1964923 500 428 1 71 +441.5 +/- 40.95
157762 ncm-et-15 2022-04-12 20:16 01:40:56 1961846 500 419 3 78 +415.05 +/- 39.05
157761 ncm-et-10 2022-04-12 20:15 01:43:02 1956196 500 421 2 77 +421.93 +/- 39.29
157760 ncm-et-9 2022-04-12 20:15 01:43:09 1964004 500 415 0 85 +412.8 +/- 37.2
157759 ncm-et-13 2022-04-12 20:14 01:41:37 1956794 500 418 1 81 +417.32 +/- 38.22
157758 ncm-et-15 2022-04-12 18:34 01:41:58 1965395 500 410 2 88 +397.72 +/- 36.65
157757 ncm-et-10 2022-04-12 18:33 01:41:23 1964173 500 427 0 73 +441.5 +/- 40.29
157756 ncm-et-9 2022-04-12 18:32 01:41:46 1957706 500 427 1 72 +438.95 +/- 40.66
157755 ncm-et-4 2022-04-12 18:32 01:45:40 1897917 500 423 3 74 +424.28 +/- 40.13
157754 ncm-et-3 2022-04-12 18:32 01:44:41 1954806 500 418 2 80 +415.05 +/- 38.52
157753 ncm-et-13 2022-04-12 18:32 01:41:27 1960181 500 426 1 73 +436.43 +/- 40.36
157752 ncm-et-15 2022-04-12 16:50 01:42:55 1934945 500 427 0 73 +441.5 +/- 40.29
157751 ncm-et-10 2022-04-12 16:50 01:42:03 1958958 500 431 0 69 +452.04 +/- 41.5
157750 ncm-et-13 2022-04-12 16:50 01:40:36 1959390 500 426 3 71 +431.48 +/- 41.0
157749 ncm-et-3 2022-04-12 16:50 01:41:04 1962311 500 415 1 84 +410.58 +/- 37.5
157748 ncm-et-9 2022-04-12 16:50 01:41:36 1962917 500 427 1 72 +438.95 +/- 40.66
157747 ncm-et-4 2022-04-12 16:50 01:41:16 1963400 500 429 0 71 +446.7 +/- 40.89

Commit

Commit ID 19a90b45bceb69aa62b5c85366343a7d1cfc695f
Author Topologist
Date 2022-04-12 15:43:50 UTC
Use NNUE in low piece endgames close to the root. This patch enforces that NNUE evaluation is used for endgame positions at shallow depth (depth <= 9). Classic evaluation will still be used for high imbalance positions when the depth is high or there are many pieces. Passed STC: https://tests.stockfishchess.org/tests/view/624c193b3a8a6ac93892dc27 LLR: 2.94 (-2.94,2.94) <0.00,2.50> Total: 255840 W: 68024 L: 67362 D: 120454 Ptnml(0-2): 1074, 27089, 70926, 27763, 1068 Passed LTC: https://tests.stockfishchess.org/tests/view/624e8675e9e7821808467f77 LLR: 2.94 (-2.94,2.94) <0.50,3.00> Total: 67088 W: 17784 L: 17454 D: 31850 Ptnml(0-2): 45, 6209, 20715, 6521, 54 closes https://github.com/official-stockfish/Stockfish/pull/3978 bench: 6602222
Copyright 2011–2024 Next Chess Move LLC