Dev Builds » 20211123-2023

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 08:30:07 1960563 3362 2893 8 461 +446.86 +/- 15.88
ncm-et-4 08:30:00 1886692 3207 2789 10 408 +458.28 +/- 16.9
ncm-et-9 08:30:17 1963041 3368 2922 4 442 +458.06 +/- 16.21
ncm-et-10 08:30:21 1955794 3348 2854 4 490 +438.01 +/- 15.38
ncm-et-13 08:30:19 1959604 3361 2910 12 439 +452.37 +/- 16.29
ncm-et-15 08:30:23 1957138 3354 2872 7 475 +441.76 +/- 15.64
20000 17240 45 2715 +449.02 +/- 6.53

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
153849 ncm-et-4 2021-11-24 06:30 00:36:49 1725496 207 176 0 31 +436.72 +/- 63.07
153848 ncm-et-10 2021-11-24 06:15 00:52:39 1961109 348 295 0 53 +433.57 +/- 47.53
153847 ncm-et-15 2021-11-24 06:14 00:53:39 1960354 354 299 0 55 +429.81 +/- 46.61
153846 ncm-et-13 2021-11-24 06:13 00:54:07 1965858 361 314 3 44 +451.36 +/- 52.51
153845 ncm-et-3 2021-11-24 06:13 00:54:14 1976550 362 310 0 52 +444.54 +/- 48.03
153844 ncm-et-9 2021-11-24 06:11 00:56:32 1964305 368 316 0 52 +447.61 +/- 48.04
153843 ncm-et-4 2021-11-24 05:09 01:20:20 1853666 500 429 2 69 +441.5 +/- 41.61
153842 ncm-et-10 2021-11-24 04:57 01:16:41 1943261 500 430 0 70 +449.35 +/- 41.19
153841 ncm-et-15 2021-11-24 04:57 01:16:00 1963242 500 422 0 78 +429.05 +/- 38.92
153840 ncm-et-13 2021-11-24 04:55 01:17:04 1939070 500 434 3 63 +452.04 +/- 43.62
153839 ncm-et-9 2021-11-24 04:55 01:15:08 1962611 500 438 1 61 +468.96 +/- 44.35
153838 ncm-et-3 2021-11-24 04:54 01:17:46 1945563 500 437 0 63 +468.95 +/- 43.54
153837 ncm-et-4 2021-11-24 03:50 01:18:14 1937105 500 439 3 58 +466.04 +/- 45.52
153836 ncm-et-10 2021-11-24 03:40 01:17:04 1956490 500 431 2 67 +446.7 +/- 42.25
153835 ncm-et-15 2021-11-24 03:39 01:17:05 1944546 500 419 1 80 +419.61 +/- 38.47
153834 ncm-et-9 2021-11-24 03:39 01:15:32 1965385 500 441 0 59 +481.09 +/- 45.07
153833 ncm-et-13 2021-11-24 03:39 01:16:13 1955731 500 424 2 74 +429.05 +/- 40.11
153832 ncm-et-3 2021-11-24 03:38 01:15:43 1959558 500 433 1 66 +454.76 +/- 42.55
153831 ncm-et-4 2021-11-24 02:35 01:15:01 1962490 500 431 1 68 +449.35 +/- 41.89
153830 ncm-et-3 2021-11-24 02:23 01:14:13 1967231 500 445 2 53 +487.45 +/- 47.75
153829 ncm-et-9 2021-11-24 02:23 01:15:14 1965421 500 425 1 74 +433.94 +/- 40.08
153828 ncm-et-15 2021-11-24 02:22 01:16:14 1948726 500 427 3 70 +433.94 +/- 41.3
153827 ncm-et-10 2021-11-24 02:22 01:16:52 1952522 500 429 0 71 +446.7 +/- 40.89
153826 ncm-et-13 2021-11-24 02:21 01:17:11 1953606 500 437 0 63 +468.95 +/- 43.54
153825 ncm-et-4 2021-11-24 01:14 01:19:44 1930569 500 444 2 54 +484.25 +/- 47.29
153824 ncm-et-9 2021-11-24 01:07 01:15:02 1966000 500 431 1 68 +449.35 +/- 41.89
153823 ncm-et-3 2021-11-24 01:07 01:15:26 1964472 500 423 2 75 +426.65 +/- 39.83
153822 ncm-et-10 2021-11-24 01:07 01:14:29 1965997 500 418 1 81 +417.32 +/- 38.22
153821 ncm-et-13 2021-11-24 01:05 01:14:42 1965226 500 435 1 64 +460.32 +/- 43.24
153820 ncm-et-15 2021-11-24 01:05 01:16:35 1956940 500 428 0 72 +444.08 +/- 40.59
153819 ncm-et-3 2021-11-23 23:52 01:14:56 1959720 500 419 2 79 +417.32 +/- 38.77
153818 ncm-et-10 2021-11-23 23:51 01:15:22 1956805 500 429 1 70 +444.09 +/- 41.26
153817 ncm-et-4 2021-11-23 23:51 01:22:45 1838594 500 428 1 71 +441.5 +/- 40.95
153816 ncm-et-9 2021-11-23 23:50 01:16:12 1960170 500 444 0 56 +490.71 +/- 46.32
153815 ncm-et-13 2021-11-23 23:50 01:15:03 1964929 500 430 1 69 +446.7 +/- 41.57
153814 ncm-et-15 2021-11-23 23:49 01:15:25 1960618 500 444 1 55 +487.45 +/- 46.83
153813 ncm-et-3 2021-11-23 22:33 01:17:49 1950851 500 426 1 73 +436.43 +/- 40.36
153812 ncm-et-13 2021-11-23 22:33 01:15:59 1972810 500 436 2 62 +460.32 +/- 43.99
153811 ncm-et-9 2021-11-23 22:33 01:16:37 1957400 500 427 1 72 +438.95 +/- 40.66
153810 ncm-et-4 2021-11-23 22:33 01:17:07 1958930 500 442 1 57 +481.1 +/- 45.96
153809 ncm-et-10 2021-11-23 22:33 01:17:14 1954376 500 422 0 78 +429.05 +/- 38.92
153808 ncm-et-15 2021-11-23 22:33 01:15:25 1965543 500 433 2 65 +452.04 +/- 42.92

Commit

Commit ID 092b27a6d0174f619fff9a53099ac9fdc5c2cb4e
Author Stefan Geschwentner
Date 2021-11-23 20:23:28 UTC
Less futility pruning. Disable futility pruning at former PV nodes stored in the transposition table. STC: LLR: 2.96 (-2.94,2.94) <0.00,2.50> Total: 102256 W: 25708 L: 25318 D: 51230 Ptnml(0-2): 276, 11511, 27168, 11893, 280 https://tests.stockfishchess.org/tests/view/61990b3135c7c6348cb602db LTC: LLR: 2.96 (-2.94,2.94) <0.50,3.00> Total: 183304 W: 46027 L: 45408 D: 91869 Ptnml(0-2): 96, 19029, 52778, 19658, 91 https://tests.stockfishchess.org/tests/view/619a0d1b35c7c6348cb603bc closes https://github.com/official-stockfish/Stockfish/pull/3804 Bench: 7334766
Copyright 2011–2024 Next Chess Move LLC