Dev Builds » 20161122-0656

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 04:48:13 2018348 1998 585 82 1331 +89.39 +/- 8.46
ncm-et-4 09:42:57 1998191 3992 1168 180 2644 +87.81 +/- 6.04
ncm-et-5 04:47:12 2024068 2001 545 73 1383 +83.53 +/- 8.11
ncm-et-6 04:47:56 2018760 1995 584 98 1313 +86.38 +/- 8.62
ncm-et-7 04:47:19 2023806 2001 554 87 1360 +82.61 +/- 8.3
ncm-et-9 04:55:06 1972505 2000 615 88 1297 +93.76 +/- 8.69
ncm-et-10 04:54:25 1968040 2000 571 77 1352 +87.63 +/- 8.32
ncm-et-13 04:54:49 1977496 2013 576 92 1345 +85.2 +/- 8.43
ncm-et-15 04:54:58 1972619 2000 578 66 1356 +90.97 +/- 8.25
20000 5776 843 13381 +87.5 +/- 2.66

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
65094 ncm-et-13 2019-01-06 12:33 00:02:19 1974834 13 3 1 9 +53.88 +/- 106.55
65093 ncm-et-4 2019-01-06 11:23 01:12:11 1968469 487 148 20 319 +93.51 +/- 17.43
65092 ncm-et-15 2019-01-06 11:21 01:13:10 1967848 500 132 19 349 +79.9 +/- 16.09
65091 ncm-et-10 2019-01-06 11:21 01:12:37 1966468 500 149 21 330 +90.97 +/- 17.09
65090 ncm-et-9 2019-01-06 11:20 01:14:42 1971115 500 154 24 322 +92.46 +/- 17.56
65089 ncm-et-13 2019-01-06 11:19 01:12:54 1972963 500 155 18 327 +97.69 +/- 17.15
65088 ncm-et-15 2019-01-06 10:07 01:13:00 1975707 500 126 11 363 +81.37 +/- 15.13
65087 ncm-et-10 2019-01-06 10:07 01:12:59 1977524 500 151 23 326 +90.97 +/- 17.34
65086 ncm-et-4 2019-01-06 10:07 01:15:06 1950036 500 142 17 341 +88.74 +/- 16.43
65085 ncm-et-9 2019-01-06 10:06 01:12:12 1973124 500 147 18 335 +91.71 +/- 16.76
65084 ncm-et-13 2019-01-06 10:04 01:13:18 1984602 500 132 19 349 +79.9 +/- 16.09
65083 ncm-et-4 2019-01-06 08:53 01:12:52 1980842 500 147 24 329 +87.26 +/- 17.21
65082 ncm-et-9 2019-01-06 08:52 01:13:41 1974980 500 153 22 325 +93.2 +/- 17.36
65081 ncm-et-15 2019-01-06 08:51 01:14:32 1978595 500 156 18 326 +98.44 +/- 17.2
65080 ncm-et-13 2019-01-06 08:51 01:12:11 1982432 500 140 33 327 +75.52 +/- 17.5
65079 ncm-et-10 2019-01-06 08:51 01:15:13 1960771 500 140 18 342 +86.52 +/- 16.41
65078 ncm-et-15 2019-01-06 07:36 01:14:16 1968327 500 164 18 318 +104.49 +/- 17.6
65077 ncm-et-10 2019-01-06 07:36 01:13:36 1967398 500 131 15 354 +82.1 +/- 15.72
65076 ncm-et-4 2019-01-06 07:36 01:15:38 1948317 500 144 28 328 +82.1 +/- 17.35
65075 ncm-et-13 2019-01-06 07:36 01:14:07 1972650 500 146 21 333 +88.74 +/- 16.94
65074 ncm-et-9 2019-01-06 07:36 01:14:31 1970802 500 161 24 315 +97.69 +/- 17.9
1593 ncm-et-5 2018-02-17 07:40 00:00:17 2023446 1 0 0 1 0.0 +/- 30.47
1592 ncm-et-7 2018-02-17 07:39 00:00:48 2024426 1 0 0 1 0.0 +/- 30.47
1591 ncm-et-4 2018-02-17 07:39 00:01:09 2027048 5 1 1 3 -0.0 +/- 217.03
1590 ncm-et-3 2018-02-17 06:30 01:10:08 2026063 498 155 22 321 +95.09 +/- 17.53
1589 ncm-et-6 2018-02-17 06:27 01:13:00 2026883 495 150 22 323 +91.93 +/- 17.39
1588 ncm-et-7 2018-02-17 06:27 01:11:03 2024754 500 145 18 337 +90.22 +/- 16.66
1587 ncm-et-5 2018-02-17 06:26 01:12:04 2024590 500 142 11 347 +93.2 +/- 15.94
1586 ncm-et-4 2018-02-17 06:26 01:11:32 2027210 500 143 17 340 +89.48 +/- 16.48
1585 ncm-et-3 2018-02-17 05:15 01:13:39 2028194 500 151 14 335 +97.69 +/- 16.64
1584 ncm-et-5 2018-02-17 05:15 01:10:27 2024101 500 132 15 353 +82.83 +/- 15.77
1583 ncm-et-6 2018-02-17 05:14 01:11:41 1994066 500 136 27 337 +76.98 +/- 16.89
1582 ncm-et-7 2018-02-17 05:13 01:12:28 2024754 500 119 24 357 +66.82 +/- 15.81
1581 ncm-et-4 2018-02-17 05:12 01:12:55 2025899 500 147 29 324 +83.57 +/- 17.57
1580 ncm-et-6 2018-02-17 04:03 01:10:07 2026390 500 148 24 328 +88.0 +/- 17.26
1579 ncm-et-5 2018-02-17 04:02 01:11:17 2026064 500 135 24 341 +78.44 +/- 16.62
1578 ncm-et-3 2018-02-17 04:01 01:12:36 1992089 500 140 17 343 +87.26 +/- 16.33
1577 ncm-et-7 2018-02-17 04:01 01:11:14 2023609 500 138 25 337 +79.9 +/- 16.84
1576 ncm-et-4 2018-02-17 04:00 01:10:36 2029346 500 145 23 332 +86.52 +/- 17.04
1575 ncm-et-6 2018-02-17 02:48 01:13:08 2027703 500 150 25 325 +88.74 +/- 17.43
1574 ncm-et-3 2018-02-17 02:48 01:11:50 2027046 500 139 29 332 +77.71 +/- 17.18
1573 ncm-et-4 2018-02-17 02:48 01:10:58 2026554 500 151 21 328 +92.46 +/- 17.19
1572 ncm-et-5 2018-02-17 02:48 01:13:07 2022140 500 136 23 341 +79.9 +/- 16.6
1571 ncm-et-7 2018-02-17 02:48 01:11:46 2021488 500 152 20 328 +93.95 +/- 17.16

Commit

Commit ID 0d9a9f5e985c13852cf9f29767e95f295bb29575
Author Marco Costalba
Date 2016-11-22 06:56:04 UTC
Handle Windows Processors Groups Under Windows it is not possible for a process to run on more than one logical processor group. This usually means to be limited to use max 64 cores. To overcome this, some special platform specific API should be called to set group affinity for each thread. Original code from Texel by Peter Ă–sterlund. Tested by Jean-Paul Vael on a Xeon E7-8890 v4 with 88 threads and confimed speed up between 44 and 88 threads is about 30%, as expected. No functional change.
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