Dev Builds » 20211006-0957

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 12:32:27 1963185 5000 4278 10 712 +440.99 +/- 12.76
ncm-et-10 12:31:39 1957781 5000 4223 9 768 +427.61 +/- 12.28
ncm-et-13 12:32:29 1960061 4999 4277 8 714 +441.47 +/- 12.74
ncm-et-15 12:31:55 1960072 5001 4266 13 722 +436.97 +/- 12.68
20000 17044 40 2916 +436.68 +/- 6.3

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
152080 ncm-et-15 2021-10-08 15:02 00:01:07 1956642 1 0 0 1 0.0 +/- 30.47
152079 ncm-et-13 2021-10-08 13:48 01:15:19 1957254 499 426 2 71 +436.06 +/- 40.99
152078 ncm-et-3 2021-10-08 13:47 01:15:50 1960162 500 429 0 71 +446.7 +/- 40.89
152077 ncm-et-10 2021-10-08 13:47 01:14:56 1959850 500 411 2 87 +399.81 +/- 36.87
152076 ncm-et-15 2021-10-08 13:46 01:15:17 1958627 500 426 2 72 +433.94 +/- 40.69
152075 ncm-et-13 2021-10-08 12:33 01:14:00 1966309 500 436 0 64 +466.03 +/- 43.18
152074 ncm-et-15 2021-10-08 12:32 01:14:02 1957248 500 414 1 85 +408.38 +/- 37.27
152073 ncm-et-10 2021-10-08 12:32 01:15:17 1949800 500 417 1 82 +415.05 +/- 37.98
152072 ncm-et-3 2021-10-08 12:31 01:16:07 1969087 500 435 0 65 +463.15 +/- 42.83
152071 ncm-et-10 2021-10-08 11:16 01:14:33 1960461 500 416 0 84 +415.04 +/- 37.43
152070 ncm-et-13 2021-10-08 11:16 01:16:26 1957552 500 421 1 78 +424.28 +/- 38.99
152069 ncm-et-15 2021-10-08 11:16 01:15:28 1957708 500 413 1 86 +406.2 +/- 37.04
152068 ncm-et-3 2021-10-08 11:15 01:15:34 1969593 500 429 0 71 +446.7 +/- 40.89
152067 ncm-et-13 2021-10-08 10:00 01:15:11 1959242 500 424 2 74 +429.05 +/- 40.11
152066 ncm-et-10 2021-10-08 09:59 01:16:14 1952684 500 416 0 84 +415.04 +/- 37.43
152065 ncm-et-15 2021-10-08 09:59 01:15:32 1961090 500 438 0 62 +471.92 +/- 43.9
152064 ncm-et-3 2021-10-08 09:58 01:15:34 1956178 500 423 2 75 +426.65 +/- 39.83
152063 ncm-et-13 2021-10-08 08:46 01:14:16 1960922 500 440 0 60 +477.98 +/- 44.67
152062 ncm-et-10 2021-10-08 08:44 01:14:31 1955872 500 426 0 74 +438.95 +/- 40.01
152061 ncm-et-15 2021-10-08 08:44 01:14:29 1970180 500 431 1 68 +449.35 +/- 41.89
152060 ncm-et-3 2021-10-08 08:43 01:14:42 1968025 500 415 1 84 +410.58 +/- 37.5
152059 ncm-et-13 2021-10-08 07:31 01:14:15 1961841 500 431 2 67 +446.7 +/- 42.25
152058 ncm-et-10 2021-10-08 07:29 01:14:37 1959694 500 434 2 64 +454.76 +/- 43.27
152057 ncm-et-15 2021-10-08 07:28 01:15:20 1958930 500 425 1 74 +433.94 +/- 40.08
152056 ncm-et-3 2021-10-08 07:26 01:16:44 1957095 500 443 1 56 +484.25 +/- 46.39
152055 ncm-et-13 2021-10-08 06:16 01:14:26 1967861 500 423 0 77 +431.48 +/- 39.18
152054 ncm-et-15 2021-10-08 06:13 01:14:57 1960154 500 432 2 66 +449.35 +/- 42.58
152053 ncm-et-10 2021-10-08 06:12 01:16:19 1955884 500 423 1 76 +429.05 +/- 39.52
152052 ncm-et-3 2021-10-08 06:10 01:14:31 1966163 500 429 3 68 +438.95 +/- 41.92
152051 ncm-et-13 2021-10-08 04:58 01:16:36 1954813 500 431 0 69 +452.04 +/- 41.5
152050 ncm-et-15 2021-10-08 04:58 01:14:09 1963080 500 428 2 70 +438.95 +/- 41.29
152049 ncm-et-10 2021-10-08 04:57 01:14:55 1962306 500 435 2 63 +457.52 +/- 43.63
152048 ncm-et-3 2021-10-08 04:57 01:13:17 1961232 500 417 2 81 +412.8 +/- 38.27
152047 ncm-et-13 2021-10-08 03:42 01:15:22 1959700 500 435 0 65 +463.15 +/- 42.83
152046 ncm-et-3 2021-10-08 03:41 01:14:44 1962017 500 426 0 74 +438.95 +/- 40.01
152045 ncm-et-10 2021-10-08 03:40 01:15:39 1956345 500 428 1 71 +441.5 +/- 40.95
152044 ncm-et-15 2021-10-08 03:40 01:17:38 1957399 500 427 2 71 +436.43 +/- 40.99
152043 ncm-et-13 2021-10-08 02:25 01:16:38 1955125 500 410 1 89 +399.81 +/- 36.38
152042 ncm-et-15 2021-10-08 02:25 01:13:56 1959736 500 432 1 67 +452.04 +/- 42.22
152041 ncm-et-3 2021-10-08 02:25 01:15:24 1962303 500 432 1 67 +452.04 +/- 42.22
152040 ncm-et-10 2021-10-08 02:25 01:14:38 1964919 500 417 0 83 +417.31 +/- 37.67

Commit

Commit ID 329bdbd9cfa270dd7141e5184180fbde1b5898b4
Author Joost VandeVondele
Date 2021-10-06 09:57:34 UTC
Improve the Chess960 correction for cornered bishops As Chess960 patches can not be tested on fishtest, this was locally tuned and tested: Elo: 2.36 +- 1.07 LOS: 0.999992 closes https://github.com/official-stockfish/Stockfish/pull/3730 Bench: 5714575
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