Dev Builds » 20201129-1552

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 08:23:15 1969980 3343 2575 25 743 +348.43 +/- 12.48
ncm-et-4 08:23:13 1967856 3340 2609 15 716 +360.24 +/- 12.7
ncm-et-9 08:22:57 1965770 3312 2557 20 735 +351.11 +/- 12.54
ncm-et-10 08:23:14 1963004 3334 2614 18 702 +362.0 +/- 12.84
ncm-et-13 08:23:09 1961207 3345 2623 22 700 +361.06 +/- 12.86
ncm-et-15 08:23:17 1966708 3326 2637 15 674 +370.72 +/- 13.1
20000 15615 115 4270 +358.81 +/- 5.2

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
141018 ncm-et-9 2020-11-30 14:55 00:47:44 1965392 312 249 1 62 +376.8 +/- 43.76
141017 ncm-et-15 2020-11-30 14:54 00:49:20 1966000 326 251 4 71 +344.21 +/- 40.91
141016 ncm-et-4 2020-11-30 14:53 00:50:46 1963590 340 266 2 72 +360.09 +/- 40.55
141015 ncm-et-10 2020-11-30 14:53 00:50:52 1968467 334 279 3 52 +408.76 +/- 48.13
141014 ncm-et-13 2020-11-30 14:52 00:51:44 1959850 345 268 2 75 +355.37 +/- 39.69
141013 ncm-et-3 2020-11-30 14:51 00:52:35 1973426 343 261 3 79 +339.78 +/- 38.66
141012 ncm-et-9 2020-11-30 13:39 01:15:03 1973892 500 393 3 104 +363.2 +/- 33.62
141011 ncm-et-15 2020-11-30 13:39 01:14:07 1965380 500 403 1 96 +385.59 +/- 34.96
141010 ncm-et-10 2020-11-30 13:36 01:15:12 1966330 500 390 4 106 +356.21 +/- 33.31
141009 ncm-et-4 2020-11-30 13:36 01:16:03 1963844 500 389 3 108 +356.21 +/- 32.96
141008 ncm-et-13 2020-11-30 13:35 01:15:17 1959694 500 391 3 106 +359.68 +/- 33.28
141007 ncm-et-3 2020-11-30 13:35 01:14:43 1974825 500 379 5 116 +336.46 +/- 31.8
141006 ncm-et-9 2020-11-30 12:23 01:15:26 1966001 500 378 5 117 +334.88 +/- 31.66
141005 ncm-et-15 2020-11-30 12:21 01:16:33 1961227 500 401 2 97 +379.78 +/- 34.83
141004 ncm-et-3 2020-11-30 12:20 01:13:51 1965071 500 383 5 112 +342.85 +/- 32.39
141003 ncm-et-10 2020-11-30 12:20 01:15:30 1963846 500 390 4 106 +356.21 +/- 33.31
141002 ncm-et-4 2020-11-30 12:19 01:15:23 1970635 500 393 1 106 +366.78 +/- 33.19
141001 ncm-et-13 2020-11-30 12:18 01:15:39 1962149 500 387 3 110 +352.8 +/- 32.64
141000 ncm-et-9 2020-11-30 11:05 01:16:27 1966466 500 391 2 107 +361.43 +/- 33.08
140999 ncm-et-15 2020-11-30 11:05 01:15:46 1966771 500 416 2 82 +410.58 +/- 38.02
140998 ncm-et-3 2020-11-30 11:04 01:14:48 1968181 500 385 2 113 +351.11 +/- 32.14
140997 ncm-et-4 2020-11-30 11:04 01:14:23 1971098 500 383 1 116 +349.43 +/- 31.64
140996 ncm-et-10 2020-11-30 11:02 01:16:18 1953585 500 401 4 95 +375.98 +/- 35.27
140995 ncm-et-13 2020-11-30 11:01 01:16:10 1960767 500 397 7 96 +363.2 +/- 35.08
140994 ncm-et-15 2020-11-30 09:48 01:15:01 1964611 500 383 4 113 +344.48 +/- 32.22
140993 ncm-et-9 2020-11-30 09:48 01:16:05 1967246 500 385 4 111 +347.77 +/- 32.52
140992 ncm-et-4 2020-11-30 09:48 01:15:01 1972967 500 395 2 103 +368.59 +/- 33.75
140991 ncm-et-3 2020-11-30 09:47 01:15:51 1971878 500 390 5 105 +354.5 +/- 33.5
140990 ncm-et-13 2020-11-30 09:46 01:14:23 1963993 500 378 2 120 +339.63 +/- 31.13
140989 ncm-et-10 2020-11-30 09:46 01:15:45 1963858 500 377 0 123 +341.23 +/- 30.61
140988 ncm-et-15 2020-11-30 08:32 01:15:42 1970014 500 394 1 105 +368.59 +/- 33.35
140987 ncm-et-10 2020-11-30 08:31 01:13:15 1962020 500 389 2 109 +357.94 +/- 32.76
140986 ncm-et-9 2020-11-30 08:31 01:15:58 1959861 500 383 3 114 +346.12 +/- 32.03
140985 ncm-et-3 2020-11-30 08:31 01:15:35 1966160 500 394 1 105 +368.59 +/- 33.35
140984 ncm-et-4 2020-11-30 08:30 01:16:15 1970336 500 396 3 101 +368.59 +/- 34.13
140983 ncm-et-13 2020-11-30 08:30 01:15:05 1961382 500 388 2 110 +356.21 +/- 32.6
140982 ncm-et-10 2020-11-30 07:14 01:16:22 1962923 500 388 1 111 +357.94 +/- 32.39
140981 ncm-et-9 2020-11-30 07:14 01:16:14 1961537 500 378 2 120 +339.63 +/- 31.13
140980 ncm-et-4 2020-11-30 07:14 01:15:22 1962526 500 387 3 110 +352.8 +/- 32.64
140979 ncm-et-15 2020-11-30 07:14 01:16:48 1972959 500 389 1 110 +359.68 +/- 32.55
140978 ncm-et-13 2020-11-30 07:14 01:14:51 1960616 500 414 3 83 +404.05 +/- 37.81
140977 ncm-et-3 2020-11-30 07:14 01:15:52 1970324 500 383 4 113 +344.48 +/- 32.22

Commit

Commit ID 2442ba2b0e8a399b0dbfe9d23a8a2819cb0af987
Author Unai Corzo
Date 2020-11-29 15:52:51 UTC
Reductions simplification Simplify increase reduction for captures/promotions if late move and at low depth. STC https://tests.stockfishchess.org/tests/view/5fbff65067cbf42301d6b3ae LLR: 2.97 (-2.94,2.94) {-1.25,0.25} Total: 49088 W: 4607 L: 4555 D: 39926 Ptnml(0-2): 177, 3615, 16932, 3619, 201 LTC https://tests.stockfishchess.org/tests/view/5fc0902967cbf42301d6b3fc LLR: 2.99 (-2.94,2.94) {-0.75,0.25} Total: 160944 W: 6153 L: 6193 D: 148598 Ptnml(0-2): 90, 5525, 69294, 5461, 102 closes https://github.com/official-stockfish/Stockfish/pull/3248 bench: 3834568
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