Dev Builds » 20211209-1950

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

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 11:09:27 1959012 3342 2876 2 464 +449.31 ± 15.81
ncm-et-4 11:09:47 1958945 3322 2857 4 461 +447.79 ± 15.87
ncm-et-9 11:09:31 1960737 3328 2852 4 472 +443.79 ± 15.68
ncm-et-10 11:09:27 1957071 3311 2853 6 452 +449.17 ± 16.03
ncm-et-13 11:09:51 1965746 3366 2895 2 469 +448.66 ± 15.72
ncm-et-15 11:09:32 1959776 3331 2853 2 476 +443.96 ± 15.6
20000 17186 20 2794 +447.1 ± 6.43

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
155083 ncm-et-10 2021-12-10 08:24 01:02:40 1956636 311 274 1 36 +474.65 ± 58.52
155082 ncm-et-4 2021-12-10 08:21 01:05:54 1958808 322 275 0 47 +441.54 ± 50.63
155081 ncm-et-9 2021-12-10 08:20 01:06:05 1967078 328 287 0 41 +470.43 ± 54.49
155080 ncm-et-15 2021-12-10 08:19 01:07:27 1956178 331 282 0 49 +438.9 ± 49.53
155079 ncm-et-3 2021-12-10 08:17 01:08:51 1958190 342 289 0 53 +430.29 ± 47.52
155078 ncm-et-13 2021-12-10 08:13 01:13:29 1966652 366 314 0 52 +446.6 ± 48.04
155077 ncm-et-10 2021-12-10 06:41 01:41:41 1958338 500 423 0 77 +431.48 ± 39.18
155076 ncm-et-4 2021-12-10 06:40 01:40:15 1958321 500 425 0 75 +436.43 ± 39.73
155075 ncm-et-9 2021-12-10 06:37 01:42:09 1958471 500 428 1 71 +441.5 ± 40.95
155074 ncm-et-15 2021-12-10 06:37 01:41:22 1953894 500 425 0 75 +436.43 ± 39.73
155073 ncm-et-3 2021-12-10 06:36 01:40:22 1955720 500 435 0 65 +463.15 ± 42.83
155072 ncm-et-13 2021-12-10 06:33 01:38:54 1967397 500 415 2 83 +408.38 ± 37.78
155071 ncm-et-4 2021-12-10 05:01 01:38:29 1968313 500 426 1 73 +436.43 ± 40.36
155070 ncm-et-10 2021-12-10 04:59 01:41:52 1949054 500 437 1 62 +466.04 ± 43.97
155069 ncm-et-9 2021-12-10 04:58 01:38:19 1960615 500 424 0 76 +433.94 ± 39.45
155068 ncm-et-15 2021-12-10 04:57 01:39:38 1962458 500 426 0 74 +438.95 ± 40.01
155067 ncm-et-3 2021-12-10 04:55 01:40:50 1958487 500 425 1 74 +433.94 ± 40.08
155066 ncm-et-13 2021-12-10 04:54 01:39:11 1966003 500 437 0 63 +468.95 ± 43.54
155065 ncm-et-9 2021-12-10 03:18 01:39:30 1959428 500 428 1 71 +441.5 ± 40.95
155064 ncm-et-4 2021-12-10 03:17 01:42:35 1953356 500 433 0 67 +457.52 ± 42.15
155063 ncm-et-10 2021-12-10 03:17 01:40:51 1958794 500 431 1 68 +449.35 ± 41.89
155062 ncm-et-3 2021-12-10 03:14 01:39:52 1953439 500 434 0 66 +460.32 ± 42.48
155061 ncm-et-13 2021-12-10 03:14 01:38:57 1962611 500 426 0 74 +438.95 ± 40.01
155060 ncm-et-15 2021-12-10 03:13 01:43:12 1958010 500 423 1 76 +429.05 ± 39.52
155059 ncm-et-9 2021-12-10 01:36 01:41:38 1958635 500 430 1 69 +446.7 ± 41.57
155058 ncm-et-10 2021-12-10 01:36 01:40:42 1955730 500 433 0 67 +457.52 ± 42.15
155057 ncm-et-4 2021-12-10 01:34 01:42:20 1950733 500 434 1 65 +457.52 ± 42.89
155056 ncm-et-3 2021-12-10 01:34 01:39:47 1963386 500 432 0 68 +454.76 ± 41.82
155055 ncm-et-13 2021-12-10 01:33 01:40:16 1960616 500 432 0 68 +454.76 ± 41.82
155054 ncm-et-15 2021-12-10 01:31 01:41:17 1958936 500 444 0 56 +490.71 ± 46.32
155053 ncm-et-10 2021-12-09 23:55 01:40:37 1962153 500 431 2 67 +446.7 ± 42.25
155052 ncm-et-9 2021-12-09 23:54 01:41:25 1958164 500 424 1 75 +431.48 ± 39.8
155051 ncm-et-3 2021-12-09 23:53 01:40:24 1959716 500 433 0 67 +457.52 ± 42.15
155050 ncm-et-4 2021-12-09 23:53 01:40:58 1959694 500 430 1 69 +446.7 ± 41.57
155049 ncm-et-13 2021-12-09 23:53 01:39:46 1967551 500 436 0 64 +466.03 ± 43.18
155048 ncm-et-15 2021-12-09 23:51 01:39:34 1962651 500 425 1 74 +433.94 ± 40.08
155047 ncm-et-9 2021-12-09 22:13 01:40:25 1962768 500 431 0 69 +452.04 ± 41.5
155046 ncm-et-15 2021-12-09 22:13 01:37:02 1966307 500 428 0 72 +444.08 ± 40.59
155045 ncm-et-4 2021-12-09 22:13 01:39:16 1963392 500 434 1 65 +457.52 ± 42.89
155044 ncm-et-10 2021-12-09 22:13 01:41:04 1958798 500 424 1 75 +431.48 ± 39.8
155043 ncm-et-3 2021-12-09 22:13 01:39:21 1964149 500 428 1 71 +441.5 ± 40.95
155042 ncm-et-13 2021-12-09 22:13 01:39:18 1969395 500 435 0 65 +463.15 ± 42.83

Commit

Commit ID 8e8234593190804babd36b8a8862e2bb1fc65bb7
Author Michael Chaly
Date 2021-12-09 19:50:00 UTC
Adjust singular extension depth restriction This patch is a modification of original idea by lonfom169 which had a good yellow run - do singular extension search with depth threshold 6 unless this is a PvNode with is a part of a PV line - for them set threshold to 8 instead. Passed STC https://tests.stockfishchess.org/tests/view/61b1080406b4c2dcb1b1128c LLR: 2.95 (-2.94,2.94) <0.00,2.50> Total: 84352 W: 21917 L: 21555 D: 40880 Ptnml(0-2): 288, 9524, 22185, 9896, 283 Passed LTC https://tests.stockfishchess.org/tests/view/61b1860a06b4c2dcb1b134a1 LLR: 2.95 (-2.94,2.94) <0.50,3.00> Total: 63520 W: 16575 L: 16237 D: 30708 Ptnml(0-2): 27, 6519, 18350, 6817, 47 https://github.com/official-stockfish/Stockfish/pull/3840 bench 4729473
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