Dev Builds » 20201225-0921

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 08:22:32 1970390 3335 2641 10 684 +371.24 +/- 12.99
ncm-et-4 08:22:36 1962405 3317 2598 19 700 +361.0 +/- 12.86
ncm-et-9 08:22:24 1968435 3349 2676 16 657 +376.23 +/- 13.28
ncm-et-10 08:22:04 1962377 3336 2648 12 676 +372.41 +/- 13.07
ncm-et-13 08:22:12 1961824 3317 2638 17 662 +372.41 +/- 13.23
ncm-et-15 08:22:37 1970121 3346 2653 17 676 +370.24 +/- 13.09
20000 15854 91 4055 +370.55 +/- 5.33

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
141774 ncm-et-4 2020-12-26 08:18 00:47:29 1968004 317 255 1 61 +382.92 +/- 44.16
141773 ncm-et-13 2020-12-26 08:17 00:48:35 1960926 317 241 2 74 +341.19 +/- 39.92
141772 ncm-et-10 2020-12-26 08:16 00:49:26 1968002 336 269 1 66 +379.41 +/- 42.38
141771 ncm-et-3 2020-12-26 08:15 00:49:57 1971572 335 270 0 65 +387.53 +/- 42.61
141770 ncm-et-15 2020-12-26 08:13 00:51:56 1962309 346 284 3 59 +393.74 +/- 45.07
141769 ncm-et-9 2020-12-26 08:13 00:52:49 1961998 349 270 1 78 +355.16 +/- 38.8
141768 ncm-et-13 2020-12-26 07:01 01:15:14 1964918 500 402 2 96 +381.7 +/- 35.02
141767 ncm-et-4 2020-12-26 06:59 01:18:10 1947162 500 398 3 99 +372.25 +/- 34.49
141766 ncm-et-10 2020-12-26 06:58 01:16:17 1958799 500 388 1 111 +357.94 +/- 32.39
141765 ncm-et-3 2020-12-26 06:58 01:15:52 1969709 500 400 3 97 +375.98 +/- 34.86
141764 ncm-et-15 2020-12-26 06:58 01:14:20 1974670 500 400 3 97 +375.98 +/- 34.86
141763 ncm-et-9 2020-12-26 06:55 01:16:23 1969405 500 399 5 96 +370.41 +/- 35.09
141762 ncm-et-13 2020-12-26 05:44 01:15:14 1962303 500 394 2 104 +366.78 +/- 33.58
141761 ncm-et-3 2020-12-26 05:42 01:15:14 1974827 500 390 2 108 +359.68 +/- 32.92
141760 ncm-et-4 2020-12-26 05:42 01:15:45 1970018 500 403 2 95 +383.64 +/- 35.21
141759 ncm-et-15 2020-12-26 05:41 01:15:46 1967701 500 407 1 92 +393.6 +/- 35.75
141758 ncm-et-10 2020-12-26 05:41 01:16:09 1960488 500 400 4 96 +374.11 +/- 35.07
141757 ncm-et-9 2020-12-26 05:39 01:14:37 1970337 500 392 1 107 +364.98 +/- 33.02
141756 ncm-et-13 2020-12-26 04:27 01:16:20 1958016 500 402 1 97 +383.64 +/- 34.77
141755 ncm-et-3 2020-12-26 04:27 01:14:07 1973438 500 404 0 96 +389.56 +/- 34.9
141754 ncm-et-15 2020-12-26 04:26 01:14:26 1972349 500 384 3 113 +347.77 +/- 32.18
141753 ncm-et-4 2020-12-26 04:25 01:16:05 1966939 500 375 3 122 +333.32 +/- 30.91
141752 ncm-et-10 2020-12-26 04:25 01:15:35 1964503 500 395 3 102 +366.78 +/- 33.96
141751 ncm-et-9 2020-12-26 04:23 01:15:08 1965544 500 385 2 113 +351.11 +/- 32.14
141750 ncm-et-13 2020-12-26 03:11 01:14:59 1964149 500 408 2 90 +393.6 +/- 36.22
141749 ncm-et-4 2020-12-26 03:10 01:14:06 1967232 500 383 2 115 +347.77 +/- 31.84
141748 ncm-et-15 2020-12-26 03:09 01:15:23 1974203 500 385 3 112 +349.43 +/- 32.33
141747 ncm-et-3 2020-12-26 03:09 01:16:36 1972048 500 396 4 100 +366.78 +/- 34.34
141746 ncm-et-10 2020-12-26 03:08 01:15:46 1959862 500 378 2 120 +339.63 +/- 31.13
141745 ncm-et-9 2020-12-26 03:07 01:14:44 1973583 500 430 4 66 +438.95 +/- 42.55
141744 ncm-et-13 2020-12-26 01:53 01:16:21 1960768 500 386 4 110 +349.43 +/- 32.67
141743 ncm-et-3 2020-12-26 01:52 01:15:36 1962051 500 392 0 108 +366.77 +/- 32.8
141742 ncm-et-10 2020-12-26 01:52 01:14:29 1959427 500 409 1 90 +397.72 +/- 36.17
141741 ncm-et-4 2020-12-26 01:52 01:16:33 1956862 500 396 5 99 +364.98 +/- 34.53
141740 ncm-et-15 2020-12-26 01:52 01:16:30 1966004 500 397 3 100 +370.41 +/- 34.31
141739 ncm-et-9 2020-12-26 01:52 01:14:48 1969862 500 401 2 97 +379.78 +/- 34.83
141738 ncm-et-13 2020-12-26 00:37 01:15:29 1961689 500 405 4 91 +383.64 +/- 36.06
141737 ncm-et-10 2020-12-26 00:37 01:14:22 1965560 500 409 0 91 +399.81 +/- 35.89
141736 ncm-et-9 2020-12-26 00:37 01:13:55 1968319 500 399 1 100 +377.87 +/- 34.22
141735 ncm-et-4 2020-12-26 00:36 01:14:28 1960623 500 388 3 109 +354.5 +/- 32.8
141734 ncm-et-15 2020-12-26 00:36 01:14:16 1973615 500 396 1 103 +372.25 +/- 33.69
141733 ncm-et-3 2020-12-26 00:36 01:15:10 1969085 500 389 1 110 +359.68 +/- 32.55

Commit

Commit ID 51deae899814bbbfd9db5686b824f23105ca8a39
Author Vizvezdenec
Date 2020-12-25 09:21:00 UTC
Do more LMR for captures This patch enables LMR for all captures at allNodes that were not in PV. Currently we do LMR for all captures at cutNodes so this is an expansion of this logic: now we do LMR for all captures almost at all non-pv nodes, excluding only allNodes that were in PV. passed STC https://tests.stockfishchess.org/tests/view/5fe50b9d3932f79192d3973c LLR: 2.95 (-2.94,2.94) {-0.25,1.25} Total: 83128 W: 7606 L: 7368 D: 68154 Ptnml(0-2): 292, 5905, 28939, 6129, 299 passed LTC https://tests.stockfishchess.org/tests/view/5fe552e43932f79192d39744 LLR: 2.92 (-2.94,2.94) {0.25,1.25} Total: 13968 W: 568 L: 466 D: 12934 Ptnml(0-2): 5, 418, 6043, 506, 12 closes https://github.com/official-stockfish/Stockfish/pull/3273 Bench: 4194835
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