Dev Builds » 20201028-0713

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 08:24:24 1963864 3340 2613 14 713 +361.56 +/- 12.72
ncm-et-4 08:24:26 1963115 3342 2584 13 745 +353.9 +/- 12.44
ncm-et-9 08:24:25 1969390 3357 2677 23 657 +372.8 +/- 13.29
ncm-et-10 08:24:42 1962410 3307 2583 18 706 +359.35 +/- 12.8
ncm-et-13 08:24:23 1957203 3319 2606 14 699 +364.05 +/- 12.85
ncm-et-15 08:24:45 1969494 3335 2652 19 664 +371.8 +/- 13.21
20000 15715 101 4184 +363.82 +/- 5.25

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
140127 ncm-et-10 2020-10-28 19:25 00:46:50 1960925 307 248 2 57 +382.96 +/- 45.83
140126 ncm-et-13 2020-10-28 19:24 00:47:54 1960308 319 250 0 69 +366.5 +/- 41.23
140125 ncm-et-3 2020-10-28 19:21 00:50:53 1965841 340 280 1 59 +402.54 +/- 44.99
140124 ncm-et-15 2020-10-28 19:21 00:51:18 1971418 335 266 0 69 +376.01 +/- 41.27
140123 ncm-et-4 2020-10-28 19:21 00:51:29 1970173 342 258 3 81 +334.58 +/- 38.15
140122 ncm-et-9 2020-10-28 19:17 00:54:31 1965385 357 289 0 68 +391.08 +/- 41.64
140121 ncm-et-10 2020-10-28 18:07 01:16:46 1955266 500 383 4 113 +344.48 +/- 32.22
140120 ncm-et-13 2020-10-28 18:07 01:16:13 1933634 500 396 1 103 +372.25 +/- 33.69
140119 ncm-et-3 2020-10-28 18:05 01:14:54 1964611 500 383 3 114 +346.12 +/- 32.03
140118 ncm-et-15 2020-10-28 18:04 01:15:36 1970495 500 404 1 95 +387.57 +/- 35.16
140117 ncm-et-4 2020-10-28 18:04 01:15:30 1968016 500 397 2 101 +372.25 +/- 34.1
140116 ncm-et-9 2020-10-28 18:02 01:14:38 1972981 500 414 3 83 +404.05 +/- 37.81
140115 ncm-et-10 2020-10-28 16:51 01:15:23 1966319 500 387 2 111 +354.5 +/- 32.44
140114 ncm-et-13 2020-10-28 16:50 01:15:54 1958777 500 385 2 113 +351.11 +/- 32.14
140113 ncm-et-3 2020-10-28 16:48 01:15:48 1963378 500 395 2 103 +368.59 +/- 33.75
140112 ncm-et-15 2020-10-28 16:47 01:15:37 1971568 500 402 5 93 +375.98 +/- 35.66
140111 ncm-et-4 2020-10-28 16:47 01:15:46 1959695 500 397 2 101 +372.25 +/- 34.1
140110 ncm-et-9 2020-10-28 16:44 01:16:19 1968020 500 410 3 87 +395.65 +/- 36.9
140109 ncm-et-10 2020-10-28 15:34 01:16:13 1968002 500 384 5 111 +344.48 +/- 32.54
140108 ncm-et-13 2020-10-28 15:34 01:15:12 1962456 500 392 3 105 +361.43 +/- 33.45
140107 ncm-et-3 2020-10-28 15:31 01:16:02 1965073 500 404 3 93 +383.64 +/- 35.64
140106 ncm-et-15 2020-10-28 15:31 01:15:48 1965535 500 392 6 102 +356.21 +/- 34.01
140105 ncm-et-4 2020-10-28 15:29 01:16:38 1940471 500 381 2 117 +344.48 +/- 31.55
140104 ncm-et-9 2020-10-28 15:28 01:15:02 1976070 500 390 4 106 +356.21 +/- 33.31
140103 ncm-et-10 2020-10-28 14:18 01:14:57 1966466 500 387 1 112 +356.21 +/- 32.24
140102 ncm-et-13 2020-10-28 14:17 01:15:42 1960768 500 401 3 96 +377.87 +/- 35.05
140101 ncm-et-3 2020-10-28 14:15 01:15:27 1964303 500 376 3 121 +334.88 +/- 31.04
140100 ncm-et-15 2020-10-28 14:14 01:15:26 1974203 500 389 1 110 +359.68 +/- 32.55
140099 ncm-et-9 2020-10-28 14:13 01:13:48 1971104 500 391 4 105 +357.94 +/- 33.48
140098 ncm-et-4 2020-10-28 14:12 01:16:43 1968477 500 391 2 107 +361.43 +/- 33.08
140097 ncm-et-13 2020-10-28 13:01 01:14:59 1966161 500 389 3 108 +356.21 +/- 32.96
140096 ncm-et-10 2020-10-28 12:58 01:18:08 1956025 500 406 3 91 +387.57 +/- 36.04
140095 ncm-et-15 2020-10-28 12:58 01:15:14 1963686 500 401 4 95 +375.98 +/- 35.27
140094 ncm-et-3 2020-10-28 12:58 01:15:55 1959541 500 388 2 110 +356.21 +/- 32.6
140093 ncm-et-9 2020-10-28 12:58 01:14:39 1969102 500 395 3 102 +366.78 +/- 33.96
140092 ncm-et-4 2020-10-28 12:57 01:13:26 1963239 500 377 1 122 +339.63 +/- 30.81
140091 ncm-et-3 2020-10-28 11:41 01:15:25 1964301 500 387 0 113 +357.93 +/- 32.02
140090 ncm-et-4 2020-10-28 11:41 01:14:54 1971740 500 383 1 116 +349.43 +/- 31.64
140089 ncm-et-13 2020-10-28 11:41 01:18:29 1958318 500 393 2 105 +364.98 +/- 33.41
140088 ncm-et-9 2020-10-28 11:41 01:15:28 1963072 500 388 6 106 +349.43 +/- 33.34
140087 ncm-et-10 2020-10-28 11:41 01:16:25 1963869 500 388 1 111 +357.94 +/- 32.39
140086 ncm-et-15 2020-10-28 11:41 01:15:46 1969556 500 398 2 100 +374.11 +/- 34.27

Commit

Commit ID 6328135264d3b13a2cef3f0c835a27192cae0f40
Author SFisGOD
Date 2020-10-28 07:13:34 UTC
Update default net to nn-2eb2e0707c2b.nnue Optimization of the net weights of the 32 x 32 layer (1024 parameters) and net biases of the 512 x 32 layer (32 parameters) using SPSA. Tuning of 32 x 32 Layer (800,000 games, 5 seconds time control): https://tests.stockfishchess.org/tests/view/5f942040d3978d7e86f1aa05 Tuning of 512 x 32 Layer (80,000 games, 20 seconds time control): https://tests.stockfishchess.org/tests/view/5f8f926d2c92c7fe3a8c608b STC: LLR: 2.96 (-2.94,2.94) {-0.25,1.25} Total: 17336 W: 1918 L: 1754 D: 13664 Ptnml(0-2): 79, 1344, 5672, 1480, 93 https://tests.stockfishchess.org/tests/view/5f9882346a2c112b60691b34 LTC: LLR: 2.94 (-2.94,2.94) {0.25,1.25} Total: 37304 W: 1822 L: 1651 D: 33831 Ptnml(0-2): 27, 1461, 15501, 1640, 23 https://tests.stockfishchess.org/tests/view/5f98a4b36a2c112b60691b40 closes https://github.com/official-stockfish/Stockfish/pull/3201 Bench: 3403528
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