Dev Builds » 20210511-1745

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 08:20:26 1966096 3345 2684 16 645 +379.4 +/- 13.4
ncm-et-4 08:20:11 1967289 3354 2686 12 656 +379.07 +/- 13.28
ncm-et-9 08:20:13 1959568 3322 2646 12 664 +374.95 +/- 13.19
ncm-et-10 08:20:05 1954031 3289 2677 11 601 +392.16 +/- 13.88
ncm-et-13 08:20:00 1963681 3369 2694 13 662 +377.67 +/- 13.22
ncm-et-15 08:20:11 1958492 3321 2702 16 603 +390.35 +/- 13.87
20000 16089 80 3831 +382.13 +/- 5.49

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
146540 ncm-et-10 2021-05-12 05:57 00:44:23 1955420 289 254 1 34 +471.08 +/- 60.32
146539 ncm-et-9 2021-05-12 05:53 00:48:58 1955576 322 259 2 61 +379.91 +/- 44.24
146538 ncm-et-15 2021-05-12 05:52 00:49:35 1956493 321 262 3 56 +388.41 +/- 46.29
146537 ncm-et-3 2021-05-12 05:50 00:52:02 1975149 345 272 2 71 +365.53 +/- 40.86
146536 ncm-et-4 2021-05-12 05:49 00:52:13 1972695 354 279 2 73 +365.42 +/- 40.27
146535 ncm-et-13 2021-05-12 05:47 00:54:26 1963715 369 290 2 77 +363.63 +/- 39.18
146534 ncm-et-10 2021-05-12 04:41 01:15:59 1949494 500 413 2 85 +404.05 +/- 37.32
146533 ncm-et-15 2021-05-12 04:37 01:14:10 1958788 500 416 2 82 +410.58 +/- 38.02
146532 ncm-et-9 2021-05-12 04:37 01:15:01 1960360 500 391 1 108 +363.2 +/- 32.86
146531 ncm-et-3 2021-05-12 04:35 01:13:56 1973270 500 406 3 91 +387.57 +/- 36.04
146530 ncm-et-4 2021-05-12 04:33 01:15:23 1958685 500 392 1 107 +364.98 +/- 33.02
146529 ncm-et-13 2021-05-12 04:30 01:16:22 1957742 500 408 1 91 +395.65 +/- 35.96
146528 ncm-et-10 2021-05-12 03:25 01:15:28 1955726 500 408 0 92 +397.72 +/- 35.69
146527 ncm-et-15 2021-05-12 03:22 01:15:00 1963075 500 401 1 98 +381.7 +/- 34.59
146526 ncm-et-3 2021-05-12 03:20 01:14:30 1962329 500 407 1 92 +393.6 +/- 35.75
146525 ncm-et-4 2021-05-12 03:19 01:13:43 1974514 500 397 1 102 +374.11 +/- 33.87
146524 ncm-et-9 2021-05-12 03:19 01:17:47 1957598 500 384 2 114 +349.43 +/- 31.99
146523 ncm-et-13 2021-05-12 03:17 01:13:03 1966152 500 400 3 97 +375.98 +/- 34.86
146522 ncm-et-10 2021-05-12 02:08 01:16:07 1957867 500 406 3 91 +387.57 +/- 36.04
146521 ncm-et-15 2021-05-12 02:04 01:16:45 1955416 500 406 2 92 +389.56 +/- 35.8
146520 ncm-et-4 2021-05-12 02:04 01:14:26 1969873 500 409 1 90 +397.72 +/- 36.17
146519 ncm-et-3 2021-05-12 02:04 01:15:48 1959266 500 407 2 91 +391.57 +/- 36.01
146518 ncm-et-9 2021-05-12 02:03 01:15:33 1958933 500 402 1 97 +383.64 +/- 34.77
146517 ncm-et-13 2021-05-12 02:02 01:14:09 1963233 500 396 2 102 +370.41 +/- 33.92
146516 ncm-et-10 2021-05-12 00:51 01:16:08 1951928 500 386 3 111 +351.11 +/- 32.49
146515 ncm-et-15 2021-05-12 00:49 01:14:26 1962611 500 407 4 89 +387.57 +/- 36.48
146514 ncm-et-4 2021-05-12 00:49 01:14:35 1958776 500 401 3 96 +377.87 +/- 35.05
146513 ncm-et-3 2021-05-12 00:49 01:14:32 1974051 500 398 4 98 +370.41 +/- 34.7
146512 ncm-et-9 2021-05-12 00:48 01:14:02 1962154 500 410 3 87 +395.65 +/- 36.9
146511 ncm-et-13 2021-05-12 00:47 01:14:08 1964764 500 402 2 96 +381.7 +/- 35.02
146510 ncm-et-10 2021-05-11 23:34 01:16:09 1952374 500 408 1 91 +395.65 +/- 35.96
146509 ncm-et-15 2021-05-11 23:34 01:14:59 1952295 500 406 2 92 +389.56 +/- 35.8
146508 ncm-et-3 2021-05-11 23:34 01:14:18 1960509 500 391 3 106 +359.68 +/- 33.28
146507 ncm-et-9 2021-05-11 23:34 01:13:46 1959246 500 404 2 94 +385.59 +/- 35.4
146506 ncm-et-4 2021-05-11 23:33 01:14:51 1969253 500 399 1 100 +377.87 +/- 34.22
146505 ncm-et-13 2021-05-11 23:32 01:14:12 1969705 500 398 1 101 +375.98 +/- 34.04
146504 ncm-et-13 2021-05-11 22:18 01:13:40 1960462 500 400 2 98 +377.87 +/- 34.64
146503 ncm-et-9 2021-05-11 22:18 01:15:06 1963113 500 396 1 103 +372.25 +/- 33.69
146502 ncm-et-15 2021-05-11 22:18 01:15:16 1960772 500 404 2 94 +385.59 +/- 35.4
146501 ncm-et-10 2021-05-11 22:18 01:15:51 1955414 500 402 1 97 +383.64 +/- 34.77
146500 ncm-et-3 2021-05-11 22:18 01:15:20 1958103 500 403 1 96 +385.59 +/- 34.96
146499 ncm-et-4 2021-05-11 22:18 01:15:00 1967232 500 409 3 88 +393.6 +/- 36.68

Commit

Commit ID b62af7ac1e78c1b35103dfe6110201d0b810aee0
Author EntityFX
Date 2021-05-11 17:45:14 UTC
E2K: added support for MCST Elbrus 2000 CPU architecture e2k (Elbrus 2000) - this is a VLIW/EPIC architecture, the like Intel Itanium (IA-64) architecture. The architecture has half native / half software support for most Intel/AMD SIMD (e.g. MMX/SSE/SSE2/SSE3/SSSE3/SSE4.1/SSE4.2/AES/AVX/AVX2 & 3DNow!/SSE4a/XOP/FMA4) via intrinsics. https://en.wikipedia.org/wiki/Elbrus_2000 closes https://github.com/official-stockfish/Stockfish/pull/3425 No functional change
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