Dev Builds » 20211017-1029

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 12:36:05 1957515 4978 4255 4 719 +441.45 +/- 12.69
ncm-et-10 12:36:11 1956931 4999 4232 14 753 +428.78 +/- 12.41
ncm-et-13 12:35:22 1960472 5023 4290 6 727 +440.07 +/- 12.62
ncm-et-15 12:34:42 1958168 5000 4243 11 746 +431.97 +/- 12.47
20000 17020 35 2945 +435.5 +/- 6.27

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
152376 ncm-et-13 2021-10-18 03:35 00:04:01 1964301 23 23 0 0 +1199.83 +/- 97.83
152375 ncm-et-3 2021-10-18 02:27 01:13:02 1958329 478 411 1 66 +446.36 +/- 42.54
152374 ncm-et-10 2021-10-18 02:25 01:14:16 1961384 499 434 0 65 +462.78 +/- 42.83
152373 ncm-et-15 2021-10-18 02:23 01:15:30 1948343 500 424 2 74 +429.05 +/- 40.11
152372 ncm-et-13 2021-10-18 02:19 01:15:24 1958474 500 415 1 84 +410.58 +/- 37.5
152371 ncm-et-3 2021-10-18 01:11 01:15:22 1963081 500 437 0 63 +468.95 +/- 43.54
152370 ncm-et-10 2021-10-18 01:10 01:14:59 1959714 500 418 2 80 +415.05 +/- 38.52
152369 ncm-et-15 2021-10-18 01:08 01:14:16 1966006 500 417 2 81 +412.8 +/- 38.27
152368 ncm-et-13 2021-10-18 01:03 01:15:49 1955272 500 436 0 64 +466.03 +/- 43.18
152367 ncm-et-3 2021-10-17 23:54 01:16:11 1956807 500 435 0 65 +463.15 +/- 42.83
152366 ncm-et-10 2021-10-17 23:53 01:16:33 1953613 500 428 1 71 +441.5 +/- 40.95
152365 ncm-et-15 2021-10-17 23:52 01:15:10 1953007 500 410 0 90 +401.92 +/- 36.1
152364 ncm-et-13 2021-10-17 23:47 01:15:20 1960643 500 427 0 73 +441.5 +/- 40.29
152363 ncm-et-3 2021-10-17 22:38 01:15:30 1955780 500 431 0 69 +452.04 +/- 41.5
152362 ncm-et-10 2021-10-17 22:36 01:16:03 1950971 500 417 1 82 +415.05 +/- 37.98
152361 ncm-et-15 2021-10-17 22:36 01:15:29 1967264 500 405 3 92 +385.59 +/- 35.84
152360 ncm-et-13 2021-10-17 22:32 01:14:01 1962009 500 432 0 68 +454.76 +/- 41.82
152359 ncm-et-3 2021-10-17 21:21 01:15:44 1951662 500 429 1 70 +444.09 +/- 41.26
152358 ncm-et-15 2021-10-17 21:20 01:15:17 1962307 500 430 0 70 +449.35 +/- 41.19
152357 ncm-et-10 2021-10-17 21:19 01:16:45 1951667 500 420 4 76 +415.05 +/- 39.57
152356 ncm-et-13 2021-10-17 21:16 01:15:53 1957599 500 435 0 65 +463.15 +/- 42.83
152355 ncm-et-3 2021-10-17 20:04 01:16:16 1967727 500 414 1 85 +408.38 +/- 37.27
152354 ncm-et-10 2021-10-17 20:03 01:14:58 1960315 500 426 0 74 +438.95 +/- 40.01
152353 ncm-et-15 2021-10-17 20:03 01:16:30 1951941 500 434 2 64 +454.76 +/- 43.27
152352 ncm-et-13 2021-10-17 20:01 01:14:34 1964467 500 428 1 71 +441.5 +/- 40.95
152351 ncm-et-3 2021-10-17 18:47 01:16:13 1957861 500 430 0 70 +449.35 +/- 41.19
152350 ncm-et-10 2021-10-17 18:46 01:16:28 1950560 500 422 1 77 +426.65 +/- 39.25
152349 ncm-et-15 2021-10-17 18:45 01:16:45 1956332 500 421 1 78 +424.28 +/- 38.99
152348 ncm-et-13 2021-10-17 18:44 01:15:33 1964942 500 421 1 78 +424.28 +/- 38.99
152347 ncm-et-3 2021-10-17 17:31 01:15:51 1958360 500 417 0 83 +417.31 +/- 37.67
152346 ncm-et-10 2021-10-17 17:30 01:15:41 1958781 500 417 1 82 +415.05 +/- 37.98
152345 ncm-et-13 2021-10-17 17:29 01:14:55 1962323 500 419 1 80 +419.61 +/- 38.47
152344 ncm-et-15 2021-10-17 17:29 01:16:09 1954008 500 433 0 67 +457.52 +/- 42.15
152343 ncm-et-10 2021-10-17 16:14 01:14:51 1962156 500 420 1 79 +421.93 +/- 38.73
152342 ncm-et-3 2021-10-17 16:14 01:16:36 1951620 500 425 0 75 +436.43 +/- 39.73
152341 ncm-et-13 2021-10-17 16:13 01:15:12 1960967 500 430 2 68 +444.09 +/- 41.92
152340 ncm-et-15 2021-10-17 16:13 01:15:01 1956483 500 432 1 67 +452.04 +/- 42.22
152339 ncm-et-3 2021-10-17 14:58 01:15:20 1953929 500 426 1 73 +436.43 +/- 40.36
152338 ncm-et-13 2021-10-17 14:58 01:14:40 1954202 500 424 0 76 +433.94 +/- 39.45
152337 ncm-et-15 2021-10-17 14:58 01:14:35 1965996 500 437 0 63 +468.95 +/- 43.54
152336 ncm-et-10 2021-10-17 14:58 01:15:37 1960155 500 430 3 67 +441.5 +/- 42.25

Commit

Commit ID 6847be2c752b3f41906be87af7f3cde4e31be5d5
Author Stéphane Nicolet
Date 2021-10-17 10:29:11 UTC
Allow some LMR double extensions Allow some LMR double extensions for the second and third sons of each node. STC: LLR: 2.94 (-2.94,2.94) <-0.50,2.50> Total: 170320 W: 42608 L: 42187 D: 85525 Ptnml(0-2): 516, 19635, 44422, 20086, 501 https://tests.stockfishchess.org/tests/view/616a9e3899b580bf37797cf4 LTC: LLR: 2.93 (-2.94,2.94) <0.50,3.50> Total: 74400 W: 18783 L: 18423 D: 37194 Ptnml(0-2): 46, 7812, 21129, 8162, 51 https://tests.stockfishchess.org/tests/view/616b378499b580bf37797d61 closes https://github.com/official-stockfish/Stockfish/pull/3742 Bench: 4877152
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