Dev Builds » 20201231-1641

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

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 08:23:50 1971353 3331 2640 11 680 +371.56 ± 13.03
ncm-et-4 08:23:54 1963379 3358 2666 20 672 +370.38 ± 13.13
ncm-et-9 08:23:40 1966520 3347 2625 12 710 +363.82 ± 12.75
ncm-et-10 08:23:37 1962014 3310 2622 21 667 +368.41 ± 13.18
ncm-et-13 08:23:37 1962019 3312 2646 14 652 +376.63 ± 13.32
ncm-et-15 08:23:48 1967526 3342 2650 16 676 +370.55 ± 13.08
20000 15849 94 4057 +370.18 ± 5.33

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
141984 ncm-et-13 2021-01-02 13:50 00:48:02 1962148 312 258 1 53 +405.9 ± 47.58
141983 ncm-et-10 2021-01-02 13:49 00:48:13 1955261 310 236 2 72 +341.91 ± 40.49
141982 ncm-et-3 2021-01-02 13:48 00:50:10 1966463 331 260 3 68 +360.06 ± 41.82
141981 ncm-et-15 2021-01-02 13:46 00:51:28 1967392 342 260 0 82 +346.31 ± 37.65
141980 ncm-et-9 2021-01-02 13:45 00:52:23 1968783 347 274 0 73 +371.9 ± 40.08
141979 ncm-et-4 2021-01-02 13:43 00:54:30 1967080 358 286 4 68 +370.15 ± 41.86
141978 ncm-et-10 2021-01-02 12:34 01:14:35 1965535 500 380 6 114 +336.46 ± 32.11
141977 ncm-et-13 2021-01-02 12:33 01:15:32 1962149 500 391 1 108 +363.2 ± 32.86
141976 ncm-et-3 2021-01-02 12:31 01:15:23 1973428 500 393 3 104 +363.2 ± 33.62
141975 ncm-et-15 2021-01-02 12:29 01:15:54 1967392 500 400 1 99 +379.78 ± 34.4
141974 ncm-et-9 2021-01-02 12:28 01:15:42 1963072 500 387 3 110 +352.8 ± 32.64
141973 ncm-et-4 2021-01-02 12:25 01:17:20 1919446 500 401 3 96 +377.87 ± 35.05
141972 ncm-et-10 2021-01-02 11:17 01:15:13 1968491 500 403 3 94 +381.7 ± 35.44
141971 ncm-et-13 2021-01-02 11:15 01:17:04 1961385 500 399 3 98 +374.11 ± 34.68
141970 ncm-et-3 2021-01-02 11:14 01:15:42 1967386 500 398 2 100 +374.11 ± 34.27
141969 ncm-et-9 2021-01-02 11:13 01:14:28 1974050 500 404 1 95 +387.57 ± 35.16
141968 ncm-et-15 2021-01-02 11:12 01:16:19 1966316 500 387 3 110 +352.8 ± 32.64
141967 ncm-et-4 2021-01-02 11:09 01:14:26 1970330 500 403 4 93 +379.78 ± 35.66
141966 ncm-et-10 2021-01-02 10:01 01:15:13 1962001 500 408 2 90 +393.6 ± 36.22
141965 ncm-et-13 2021-01-02 09:58 01:15:50 1965842 500 399 1 100 +377.87 ± 34.22
141964 ncm-et-3 2021-01-02 09:58 01:15:18 1970799 500 391 1 108 +363.2 ± 32.86
141963 ncm-et-15 2021-01-02 09:57 01:14:09 1967543 500 408 1 91 +395.65 ± 35.96
141962 ncm-et-9 2021-01-02 09:56 01:16:00 1971417 500 388 4 108 +352.8 ± 32.99
141961 ncm-et-4 2021-01-02 09:55 01:13:22 1977181 500 404 3 93 +383.64 ± 35.64
141960 ncm-et-10 2021-01-02 08:43 01:17:29 1965538 500 400 3 97 +375.98 ± 34.86
141959 ncm-et-15 2021-01-02 08:41 01:14:26 1962612 500 399 4 97 +372.25 ± 34.89
141958 ncm-et-13 2021-01-02 08:41 01:15:48 1960614 500 400 2 98 +377.87 ± 34.64
141957 ncm-et-3 2021-01-02 08:41 01:16:11 1977630 500 401 0 99 +383.63 ± 34.34
141956 ncm-et-9 2021-01-02 08:40 01:14:31 1968623 500 390 3 107 +357.94 ± 33.12
141955 ncm-et-4 2021-01-02 08:40 01:14:18 1967857 500 385 2 113 +351.11 ± 32.14
141954 ncm-et-9 2021-01-02 07:25 01:14:30 1960614 500 399 0 101 +379.77 ± 33.98
141953 ncm-et-3 2021-01-02 07:24 01:15:29 1972971 500 406 0 94 +393.6 ± 35.29
141952 ncm-et-10 2021-01-02 07:24 01:17:21 1956488 500 384 3 113 +347.77 ± 32.18
141951 ncm-et-4 2021-01-02 07:24 01:14:20 1969097 500 391 2 107 +361.43 ± 33.08
141950 ncm-et-15 2021-01-02 07:24 01:16:21 1972962 500 398 2 100 +374.11 ± 34.27
141949 ncm-et-13 2021-01-02 07:24 01:16:20 1960768 500 400 4 96 +374.11 ± 35.07
141948 ncm-et-13 2021-01-02 06:08 01:15:01 1961229 500 399 2 99 +375.98 ± 34.46
141947 ncm-et-10 2021-01-02 06:08 01:15:33 1960788 500 411 2 87 +399.81 ± 36.87
141946 ncm-et-15 2021-01-02 06:08 01:15:11 1968468 500 398 5 97 +368.59 ± 34.9
141945 ncm-et-3 2021-01-02 06:08 01:15:37 1970794 500 391 2 107 +361.43 ± 33.08
141944 ncm-et-9 2021-01-02 06:08 01:16:06 1959083 500 383 1 116 +349.43 ± 31.64
141943 ncm-et-4 2021-01-02 06:07 01:15:38 1972663 500 396 2 102 +370.41 ± 33.92

Commit

Commit ID 4262461457d2227fa788ee9b238651d7ae498339
Author Stefan Geschwentner
Date 2020-12-31 16:41:34 UTC
Tweak capture LMR. Apply the recently added LMR condition for captures at nodes which are not PV or former PV nodes only if capture history is not too good. STC: LLR: 2.96 (-2.94,2.94) {-0.25,1.25} Total: 95296 W: 8917 L: 8660 D: 77719 Ptnml(0-2): 323, 6871, 33045, 7044, 365 https://tests.stockfishchess.org/tests/view/5feca7f46019e097de3ee9ae LTC: LLR: 2.95 (-2.94,2.94) {0.25,1.25} Total: 29216 W: 1172 L: 1034 D: 27010 Ptnml(0-2): 11, 946, 12568, 1060, 23 https://tests.stockfishchess.org/tests/view/5fecf1786019e097de3ee9d5 closes https://github.com/official-stockfish/Stockfish/pull/3283 Bench: 4006138
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