Dev Builds » 20201005-1659

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 08:09:45 1958923 3241 2565 18 658 +368.47 +/- 13.27
ncm-et-4 08:10:31 1965940 3248 2552 10 686 +365.55 +/- 12.96
ncm-et-9 08:10:26 1968962 3268 2566 20 682 +362.38 +/- 13.03
ncm-et-10 08:10:29 1956242 3228 2525 19 684 +359.97 +/- 13.01
ncm-et-13 09:25:15 1959378 3748 2954 12 782 +367.64 +/- 12.14
ncm-et-15 08:10:31 1967779 3267 2587 14 666 +370.02 +/- 13.18
20000 15749 93 4158 +365.7 +/- 5.27

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
139707 ncm-et-10 2020-10-07 12:16 00:35:31 1956487 228 168 1 59 +324.51 +/- 44.66
139706 ncm-et-3 2020-10-07 12:15 00:36:09 1964763 241 189 4 48 +352.49 +/- 50.06
139705 ncm-et-13 2020-10-07 12:14 00:37:25 1959236 248 202 2 44 +388.01 +/- 52.47
139704 ncm-et-4 2020-10-07 12:14 00:37:30 1968314 248 194 1 53 +361.63 +/- 47.42
139703 ncm-et-15 2020-10-07 12:11 00:39:35 1972349 267 219 0 48 +402.15 +/- 49.92
139702 ncm-et-9 2020-10-07 12:10 00:40:54 1964625 268 206 1 61 +350.21 +/- 44.03
139701 ncm-et-3 2020-10-07 10:57 01:16:16 1965227 500 387 2 111 +354.5 +/- 32.44
139700 ncm-et-13 2020-10-07 10:57 01:15:47 1962458 500 397 2 101 +372.25 +/- 34.1
139699 ncm-et-4 2020-10-07 10:56 01:16:03 1964477 500 400 1 99 +379.78 +/- 34.4
139698 ncm-et-10 2020-10-07 10:56 01:18:03 1926561 500 394 3 103 +364.98 +/- 33.79
139697 ncm-et-15 2020-10-07 10:55 01:15:22 1970030 500 388 4 108 +352.8 +/- 32.99
139696 ncm-et-9 2020-10-07 10:55 01:14:17 1971875 500 393 4 103 +361.43 +/- 33.81
139695 ncm-et-13 2020-10-07 09:41 01:14:16 1961692 500 394 1 105 +368.59 +/- 33.35
139694 ncm-et-3 2020-10-07 09:41 01:14:40 1962148 500 395 5 100 +363.2 +/- 34.35
139693 ncm-et-10 2020-10-07 09:41 01:14:20 1963076 500 391 4 105 +357.94 +/- 33.48
139692 ncm-et-4 2020-10-07 09:40 01:15:29 1963533 500 392 1 107 +364.98 +/- 33.02
139691 ncm-et-15 2020-10-07 09:38 01:15:35 1961689 500 402 2 96 +381.7 +/- 35.02
139690 ncm-et-9 2020-10-07 09:38 01:15:36 1966306 500 399 1 100 +377.87 +/- 34.22
139689 ncm-et-3 2020-10-07 08:25 01:15:00 1961998 500 398 3 99 +372.25 +/- 34.49
139688 ncm-et-13 2020-10-07 08:25 01:15:26 1953441 500 393 4 103 +361.43 +/- 33.81
139687 ncm-et-4 2020-10-07 08:25 01:14:17 1961995 500 385 4 111 +347.77 +/- 32.52
139686 ncm-et-10 2020-10-07 08:24 01:15:27 1964923 500 386 4 110 +349.43 +/- 32.67
139685 ncm-et-9 2020-10-07 08:23 01:13:45 1968011 500 376 2 122 +336.46 +/- 30.86
139684 ncm-et-15 2020-10-07 08:22 01:14:50 1972817 500 386 5 109 +347.77 +/- 32.85
139683 ncm-et-3 2020-10-07 07:10 01:14:16 1961381 500 393 1 106 +366.78 +/- 33.19
139682 ncm-et-4 2020-10-07 07:08 01:15:31 1967700 500 391 2 107 +361.43 +/- 33.08
139681 ncm-et-13 2020-10-07 07:08 01:16:22 1955280 500 388 1 111 +357.94 +/- 32.39
139680 ncm-et-10 2020-10-07 07:07 01:16:02 1956025 500 390 3 107 +357.94 +/- 33.12
139679 ncm-et-15 2020-10-07 07:07 01:14:19 1968018 500 388 1 111 +357.94 +/- 32.39
139678 ncm-et-9 2020-10-07 07:07 01:15:20 1968008 500 390 4 106 +356.21 +/- 33.31
139677 ncm-et-4 2020-10-07 05:51 01:15:49 1964456 500 385 1 114 +352.8 +/- 31.94
139676 ncm-et-3 2020-10-07 05:51 01:18:00 1937556 500 401 1 98 +381.7 +/- 34.59
139675 ncm-et-10 2020-10-07 05:51 01:15:25 1962625 500 395 2 103 +368.59 +/- 33.75
139674 ncm-et-15 2020-10-07 05:51 01:15:24 1963091 500 400 1 99 +379.78 +/- 34.4
139673 ncm-et-13 2020-10-07 05:50 01:15:59 1963379 500 398 1 101 +375.98 +/- 34.04
139672 ncm-et-9 2020-10-07 05:50 01:16:14 1970796 500 404 3 93 +383.64 +/- 35.64
139671 ncm-et-3 2020-10-07 04:35 01:15:24 1959389 500 402 2 96 +381.7 +/- 35.02
139670 ncm-et-9 2020-10-07 04:34 01:14:20 1973117 500 398 5 97 +368.59 +/- 34.9
139669 ncm-et-13 2020-10-07 04:34 01:15:15 1959694 500 396 1 103 +372.25 +/- 33.69
139668 ncm-et-10 2020-10-07 04:34 01:15:41 1963998 500 401 2 97 +379.78 +/- 34.83
139667 ncm-et-4 2020-10-07 04:34 01:15:52 1971105 500 405 0 95 +391.57 +/- 35.09
139666 ncm-et-15 2020-10-07 04:34 01:15:26 1966463 500 404 1 95 +387.57 +/- 35.16
139624 ncm-et-13 2020-10-06 19:53 01:14:45 1959848 500 386 0 114 +356.21 +/- 31.87

Commit

Commit ID 17fb3a8ce0ccd2532f667fe685c4189d0bfe3b5b
Author Unai Corzo
Date 2020-10-05 16:59:02 UTC
Simplify away futility pruning for captures Remove futility pruning for captures. STC https://tests.stockfishchess.org/tests/view/5f749bfed930428c36d34c56 LLR: 2.94 (-2.94,2.94) {-1.25,0.25} Total: 38064 W: 4011 L: 3929 D: 30124 Ptnml(0-2): 192, 3004, 12567, 3068, 201 LTC https://tests.stockfishchess.org/tests/view/5f74d99bf18675b1ce2f7412 LLR: 2.94 (-2.94,2.94) {-0.75,0.25} Total: 184984 W: 8567 L: 8610 D: 167807 Ptnml(0-2): 146, 7593, 77058, 7548, 147 closes https://github.com/official-stockfish/Stockfish/pull/3166 bench: 3890648
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