Dev Builds » 20211208-1616

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 11:08:28 1958740 3321 2830 3 488 +438.0 ± 15.41
ncm-et-4 11:08:20 1962309 3333 2888 7 438 +455.29 ± 16.29
ncm-et-9 11:08:15 1961790 3356 2862 8 486 +436.96 ± 15.46
ncm-et-10 11:08:26 1954513 3300 2833 3 464 +446.15 ± 15.81
ncm-et-13 11:08:01 1963037 3369 2871 5 493 +437.31 ± 15.34
ncm-et-15 11:08:30 1960456 3321 2857 3 461 +448.53 ± 15.86
20000 17141 29 2830 +443.57 ± 6.39

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
154999 ncm-et-10 2021-12-09 06:41 00:59:56 1952069 300 264 0 36 +477.98 ± 58.4
154998 ncm-et-3 2021-12-09 06:37 01:04:24 1954960 321 270 0 51 +425.6 ± 48.46
154997 ncm-et-15 2021-12-09 06:36 01:04:38 1955567 321 271 0 50 +429.33 ± 48.98
154996 ncm-et-4 2021-12-09 06:34 01:07:21 1964920 333 287 2 44 +443.9 ± 52.58
154995 ncm-et-9 2021-12-09 06:28 01:12:59 1955419 356 307 1 48 +448.76 ± 50.22
154994 ncm-et-13 2021-12-09 06:28 01:12:58 1961996 369 318 0 51 +451.75 ± 48.54
154993 ncm-et-10 2021-12-09 04:58 01:42:55 1955725 500 420 0 80 +424.27 ± 38.4
154992 ncm-et-15 2021-12-09 04:56 01:39:35 1962027 500 432 1 67 +452.04 ± 42.22
154991 ncm-et-3 2021-12-09 04:55 01:41:13 1957107 500 429 0 71 +446.7 ± 40.89
154990 ncm-et-4 2021-12-09 04:54 01:39:03 1970478 500 432 1 67 +452.04 ± 42.22
154989 ncm-et-9 2021-12-09 04:48 01:39:43 1963840 500 420 3 77 +417.32 ± 39.31
154988 ncm-et-13 2021-12-09 04:47 01:40:17 1960462 500 423 1 76 +429.05 ± 39.52
154987 ncm-et-3 2021-12-09 03:15 01:38:43 1971254 500 408 1 91 +395.65 ± 35.96
154986 ncm-et-10 2021-12-09 03:15 01:41:45 1951189 500 439 1 60 +471.92 ± 44.73
154985 ncm-et-4 2021-12-09 03:13 01:39:59 1968172 500 434 1 65 +457.52 ± 42.89
154984 ncm-et-15 2021-12-09 03:12 01:43:04 1958013 500 433 0 67 +457.52 ± 42.15
154983 ncm-et-9 2021-12-09 03:08 01:38:49 1961131 500 425 0 75 +436.43 ± 39.73
154982 ncm-et-13 2021-12-09 03:06 01:39:59 1957096 500 421 2 77 +421.93 ± 39.29
154981 ncm-et-10 2021-12-09 01:34 01:40:45 1952373 500 435 1 64 +460.32 ± 43.24
154980 ncm-et-3 2021-12-09 01:33 01:41:33 1955909 500 430 0 70 +449.35 ± 41.19
154979 ncm-et-4 2021-12-09 01:33 01:39:46 1964147 500 437 2 61 +463.16 ± 44.37
154978 ncm-et-15 2021-12-09 01:29 01:42:49 1954805 500 431 0 69 +452.04 ± 41.5
154977 ncm-et-9 2021-12-09 01:29 01:38:44 1964610 500 421 0 79 +426.65 ± 38.66
154976 ncm-et-13 2021-12-09 01:26 01:39:50 1960619 500 431 0 69 +452.04 ± 41.5
154975 ncm-et-10 2021-12-08 23:54 01:39:32 1961381 500 428 0 72 +444.08 ± 40.59
154974 ncm-et-3 2021-12-08 23:51 01:41:19 1951013 500 424 1 75 +431.48 ± 39.8
154973 ncm-et-4 2021-12-08 23:50 01:41:50 1955921 500 434 1 65 +457.52 ± 42.89
154972 ncm-et-9 2021-12-08 23:49 01:38:50 1960162 500 429 0 71 +446.7 ± 40.89
154971 ncm-et-15 2021-12-08 23:48 01:40:32 1965861 500 426 2 72 +433.94 ± 40.69
154970 ncm-et-13 2021-12-08 23:45 01:39:48 1967539 500 426 1 73 +436.43 ± 40.36
154969 ncm-et-10 2021-12-08 22:11 01:41:43 1953446 500 420 1 79 +421.93 ± 38.73
154968 ncm-et-4 2021-12-08 22:11 01:39:11 1965703 500 440 0 60 +477.98 ± 44.67
154967 ncm-et-9 2021-12-08 22:10 01:39:06 1964148 500 431 2 67 +446.7 ± 42.25
154966 ncm-et-3 2021-12-08 22:09 01:41:52 1958010 500 428 0 72 +444.08 ± 40.59
154965 ncm-et-15 2021-12-08 22:08 01:39:02 1963697 500 431 0 69 +452.04 ± 41.5
154964 ncm-et-13 2021-12-08 22:07 01:37:57 1965856 500 431 1 68 +449.35 ± 41.89
154963 ncm-et-13 2021-12-08 20:29 01:37:12 1967695 500 421 0 79 +426.65 ± 38.66
154962 ncm-et-4 2021-12-08 20:29 01:41:10 1946826 500 424 0 76 +433.94 ± 39.45
154961 ncm-et-9 2021-12-08 20:29 01:40:04 1963226 500 429 2 69 +441.5 ± 41.61
154960 ncm-et-10 2021-12-08 20:29 01:41:50 1955414 500 427 0 73 +441.5 ± 40.29
154959 ncm-et-15 2021-12-08 20:29 01:38:50 1963228 500 433 0 67 +457.52 ± 42.15
154958 ncm-et-3 2021-12-08 20:29 01:39:24 1962931 500 441 1 58 +477.99 ± 45.54

Commit

Commit ID 94514199123874c0029afb6e00634f26741d90db
Author Stefan Geschwentner
Date 2021-12-08 16:16:17 UTC
Improve transposition table remplacement strategy Increase chance that PV node replaces old entry in transposition table. STC: LLR: 2.93 (-2.94,2.94) <0.00,2.50> Total: 46744 W: 12108 L: 11816 D: 22820 Ptnml(0-2): 156, 5221, 12344, 5477, 174 https://tests.stockfishchess.org/tests/view/61ae068356fcf33bce7d99d0 LTC: LLR: 2.94 (-2.94,2.94) <0.50,3.00> Total: 88464 W: 22912 L: 22513 D: 43039 Ptnml(0-2): 84, 9133, 25393, 9544, 78 https://tests.stockfishchess.org/tests/view/61ae973656fcf33bce7db3e1 closes https://github.com/official-stockfish/Stockfish/pull/3839 Bench: 5292488
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