Dev Builds » 20200821-1556

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 08:38:39 1963031 3351 2478 47 826 +319.32 ± 11.85
ncm-et-4 08:39:18 1965333 3314 2432 47 835 +315.11 ± 11.78
ncm-et-9 08:36:59 1966520 3335 2456 41 838 +318.35 ± 11.75
ncm-et-10 08:38:42 1960737 3321 2402 38 881 +309.53 ± 11.45
ncm-et-13 08:34:20 1961559 3346 2468 40 838 +319.45 ± 11.75
ncm-et-15 08:38:52 1968885 3333 2474 53 806 +319.99 ± 12.0
20000 14710 266 5024 +316.94 ± 4.8

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
136393 ncm-et-4 2020-08-28 10:48 00:48:45 1974203 314 234 5 75 +322.15 ± 39.75
136392 ncm-et-10 2020-08-28 10:46 00:50:21 1964463 321 234 4 83 +312.84 ± 37.67
136391 ncm-et-15 2020-08-28 10:45 00:51:07 1971260 333 250 5 78 +326.98 ± 38.97
136390 ncm-et-9 2020-08-28 10:44 00:52:26 1971578 335 239 5 91 +300.32 ± 35.94
136389 ncm-et-13 2020-08-28 10:43 00:53:31 1961842 346 251 6 89 +306.91 ± 36.4
136388 ncm-et-3 2020-08-28 10:42 00:54:18 1964301 351 251 9 91 +294.25 ± 36.0
136387 ncm-et-4 2020-08-28 09:29 01:18:07 1969709 500 371 5 124 +324.17 ± 30.71
136386 ncm-et-10 2020-08-28 09:27 01:17:30 1962627 500 356 5 139 +302.7 ± 28.91
136385 ncm-et-15 2020-08-28 09:27 01:17:19 1969405 500 360 9 131 +302.7 ± 29.91
136384 ncm-et-9 2020-08-28 09:25 01:17:32 1965997 500 360 9 131 +302.7 ± 29.91
136383 ncm-et-3 2020-08-28 09:25 01:16:21 1965227 500 370 8 122 +318.25 ± 31.03
136382 ncm-et-13 2020-08-28 09:25 01:17:07 1961841 500 367 4 129 +319.72 ± 30.05
136381 ncm-et-4 2020-08-28 08:10 01:17:45 1962311 500 367 6 127 +316.8 ± 30.35
136380 ncm-et-15 2020-08-28 08:09 01:16:31 1974367 500 374 7 119 +325.67 ± 31.42
136379 ncm-et-10 2020-08-28 08:09 01:17:54 1960772 500 372 3 125 +328.7 ± 30.51
136378 ncm-et-9 2020-08-28 08:08 01:16:00 1965688 500 365 3 132 +318.25 ± 29.64
136377 ncm-et-13 2020-08-28 08:08 01:16:03 1964147 500 366 8 126 +312.48 ± 30.51
136376 ncm-et-3 2020-08-28 08:07 01:16:59 1962149 500 367 5 128 +318.25 ± 30.2
136375 ncm-et-15 2020-08-28 06:49 01:19:01 1955873 500 357 9 134 +298.62 ± 29.56
136374 ncm-et-3 2020-08-28 06:49 01:16:20 1960308 500 365 6 129 +313.91 ± 30.1
136373 ncm-et-13 2020-08-28 06:49 01:17:11 1962149 500 373 8 119 +322.67 ± 31.43
136372 ncm-et-10 2020-08-28 06:49 01:18:14 1957717 500 353 4 143 +299.97 ± 28.44
136371 ncm-et-9 2020-08-28 06:49 01:18:07 1961995 500 367 5 128 +318.25 ± 30.2
136370 ncm-et-4 2020-08-28 06:49 01:19:30 1966150 500 354 6 140 +298.62 ± 28.83
135991 ncm-et-4 2020-08-24 22:46 01:17:45 1972029 500 377 9 114 +327.18 ± 32.13
135990 ncm-et-10 2020-08-24 22:46 01:17:38 1960468 500 368 8 124 +315.35 ± 30.77
135989 ncm-et-15 2020-08-24 22:44 01:18:55 1971253 500 370 5 125 +322.67 ± 30.58
135988 ncm-et-3 2020-08-24 22:44 01:18:48 1967386 500 369 7 124 +318.25 ± 30.75
135987 ncm-et-9 2020-08-24 22:43 01:18:03 1971873 500 382 6 112 +339.63 ± 32.41
135986 ncm-et-13 2020-08-24 22:42 01:17:08 1963998 500 364 2 134 +318.25 ± 29.36
135985 ncm-et-4 2020-08-24 21:27 01:17:27 1961077 500 377 5 118 +333.32 ± 31.52
135984 ncm-et-10 2020-08-24 21:27 01:17:13 1963086 500 367 6 127 +316.8 ± 30.35
135983 ncm-et-3 2020-08-24 21:25 01:18:02 1962463 500 376 5 119 +331.77 ± 31.38
135982 ncm-et-15 2020-08-24 21:25 01:18:07 1971253 500 387 9 104 +342.85 ± 33.66
135981 ncm-et-9 2020-08-24 21:25 01:17:23 1969103 500 383 4 113 +344.48 ± 32.22
135980 ncm-et-13 2020-08-24 21:25 01:16:23 1956940 500 372 6 122 +324.17 ± 31.0
135979 ncm-et-13 2020-08-24 20:07 01:16:57 1960001 500 375 6 119 +328.7 ± 31.4
135978 ncm-et-10 2020-08-24 20:06 01:19:52 1956028 500 352 8 140 +293.29 ± 28.88
135977 ncm-et-3 2020-08-24 20:06 01:17:51 1959388 500 380 7 113 +334.88 ± 32.27
135976 ncm-et-9 2020-08-24 20:06 01:17:28 1959410 500 360 9 131 +302.7 ± 29.91
135975 ncm-et-15 2020-08-24 20:06 01:17:52 1968785 500 376 9 115 +325.67 ± 31.98
135974 ncm-et-4 2020-08-24 20:06 01:19:59 1951857 500 352 11 137 +289.36 ± 29.25

Commit

Commit ID 8b45b1c4907b4b2186441e02edd3b0c37f8b3269
Author Joost VandeVondele
Date 2020-08-21 15:56:33 UTC
Deal with very old linux kernels MADV_HUGEPAGE might not be available, for kernels before 2.6.38 (released 2011). Just skip the madvise. closes https://github.com/official-stockfish/Stockfish/pull/3039 No functional change
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