Dev Builds » 20211024-2013

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 12:31:38 1960835 5000 4310 10 680 +449.35 +/- 13.06
ncm-et-10 12:33:27 1955510 4982 4263 7 712 +441.86 +/- 12.76
ncm-et-13 12:32:40 1959743 5008 4236 10 762 +428.87 +/- 12.33
ncm-et-15 12:32:35 1961183 5010 4307 11 692 +446.03 +/- 12.95
20000 17116 38 2846 +441.37 +/- 6.38

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
152902 ncm-et-13 2021-10-27 04:53 00:01:52 1948162 8 7 0 1 +470.09 +/- 466.68
152901 ncm-et-15 2021-10-27 04:52 00:02:26 1964638 10 8 0 2 +381.52 +/- 492.07
152900 ncm-et-10 2021-10-27 03:42 01:13:10 1955882 482 409 0 73 +434.62 +/- 40.28
152899 ncm-et-3 2021-10-27 03:39 01:14:06 1972822 500 434 1 65 +457.52 +/- 42.89
152898 ncm-et-13 2021-10-27 03:37 01:14:42 1963398 500 420 1 79 +421.93 +/- 38.73
152897 ncm-et-15 2021-10-27 03:36 01:15:27 1952686 500 431 1 68 +449.35 +/- 41.89
152896 ncm-et-10 2021-10-27 02:26 01:15:22 1956180 500 420 3 77 +417.32 +/- 39.31
152895 ncm-et-3 2021-10-27 02:23 01:15:00 1957872 500 429 0 71 +446.7 +/- 40.89
152894 ncm-et-13 2021-10-27 02:21 01:15:23 1968781 500 421 2 77 +421.93 +/- 39.29
152893 ncm-et-15 2021-10-27 02:20 01:14:59 1964616 500 420 1 79 +421.93 +/- 38.73
152892 ncm-et-10 2021-10-27 01:08 01:16:37 1951473 500 421 0 79 +426.65 +/- 38.66
152891 ncm-et-3 2021-10-27 01:08 01:14:35 1962918 500 435 3 62 +454.76 +/- 43.98
152890 ncm-et-13 2021-10-27 01:06 01:14:39 1964917 500 421 0 79 +426.65 +/- 38.66
152889 ncm-et-15 2021-10-27 01:04 01:15:20 1955315 500 423 3 74 +424.28 +/- 40.13
152888 ncm-et-10 2021-10-26 23:51 01:16:18 1957706 500 425 0 75 +436.43 +/- 39.73
152887 ncm-et-3 2021-10-26 23:51 01:16:16 1949786 500 436 1 63 +463.16 +/- 43.6
152886 ncm-et-13 2021-10-26 23:49 01:16:44 1948785 500 418 0 82 +419.61 +/- 37.91
152885 ncm-et-15 2021-10-26 23:49 01:15:06 1965098 500 432 0 68 +454.76 +/- 41.82
152884 ncm-et-3 2021-10-26 22:35 01:15:08 1961171 500 418 1 81 +417.32 +/- 38.22
152883 ncm-et-10 2021-10-26 22:35 01:15:53 1954673 500 429 1 70 +444.09 +/- 41.26
152882 ncm-et-13 2021-10-26 22:34 01:14:15 1961381 500 423 1 76 +429.05 +/- 39.52
152881 ncm-et-15 2021-10-26 22:34 01:14:29 1965997 500 424 1 75 +431.48 +/- 39.8
152880 ncm-et-10 2021-10-26 21:20 01:14:16 1961997 500 446 0 54 +497.39 +/- 47.22
152879 ncm-et-13 2021-10-26 21:19 01:13:47 1961699 500 414 1 85 +408.38 +/- 37.27
152878 ncm-et-3 2021-10-26 21:19 01:15:24 1962244 500 437 1 62 +466.04 +/- 43.97
152877 ncm-et-15 2021-10-26 21:17 01:15:35 1964611 500 442 1 57 +481.1 +/- 45.96
152876 ncm-et-10 2021-10-26 20:04 01:14:59 1955284 500 427 1 72 +438.95 +/- 40.66
152875 ncm-et-3 2021-10-26 20:03 01:15:48 1956968 500 418 2 80 +415.05 +/- 38.52
152874 ncm-et-13 2021-10-26 20:03 01:16:08 1957575 500 428 1 71 +441.5 +/- 40.95
152873 ncm-et-15 2021-10-26 20:03 01:14:04 1963857 500 432 0 68 +454.76 +/- 41.82
152872 ncm-et-10 2021-10-26 18:48 01:15:49 1946166 500 432 0 68 +454.76 +/- 41.82
152871 ncm-et-3 2021-10-26 18:47 01:15:07 1967263 500 428 0 72 +444.08 +/- 40.59
152870 ncm-et-13 2021-10-26 18:46 01:16:06 1959087 500 431 0 69 +452.04 +/- 41.5
152869 ncm-et-15 2021-10-26 18:45 01:16:32 1954655 500 423 2 75 +426.65 +/- 39.83
152868 ncm-et-3 2021-10-26 17:31 01:14:57 1961269 500 426 0 74 +438.95 +/- 40.01
152867 ncm-et-10 2021-10-26 17:31 01:16:16 1955727 500 439 0 61 +474.93 +/- 44.28
152866 ncm-et-13 2021-10-26 17:31 01:14:36 1961088 500 422 1 77 +426.65 +/- 39.25
152865 ncm-et-15 2021-10-26 17:30 01:14:55 1959244 500 435 0 65 +463.15 +/- 42.83
152864 ncm-et-13 2021-10-26 16:16 01:14:28 1962308 500 431 3 66 +444.09 +/- 42.58
152863 ncm-et-15 2021-10-26 16:16 01:13:42 1962303 500 437 2 61 +463.16 +/- 44.37
152862 ncm-et-10 2021-10-26 16:16 01:14:47 1960013 500 415 2 83 +408.38 +/- 37.78
152861 ncm-et-3 2021-10-26 16:15 01:15:17 1956039 500 449 1 50 +504.32 +/- 49.24

Commit

Commit ID 8557f35aa5c0f1ea45b2ccba5ebfd0165dbd33da
Author Stefan Geschwentner
Date 2021-10-24 20:13:47 UTC
Double extend search even more via LMR Allow now for the first five moves a two plies deeper LMR search. STC: LLR: 2.96 (-2.94,2.94) <-2.50,0.50> Total: 99608 W: 25143 L: 25115 D: 49350 Ptnml(0-2): 291, 11444, 26328, 11428, 313 https://tests.stockfishchess.org/tests/view/61718c9438cb9784038af8d7 LTC: LLR: 2.95 (-2.94,2.94) <-2.50,0.50> Total: 52064 W: 13234 L: 13145 D: 25685 Ptnml(0-2): 35, 5431, 15014, 5514, 38 https://tests.stockfishchess.org/tests/view/6171e13e38cb9784038af928 closes https://github.com/official-stockfish/Stockfish/pull/3760 Bench: 7222293
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