Dev Builds » 20211219-1444

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 11:17:09 1950902 3332 2858 8 466 +443.23 +/- 15.79
ncm-et-4 11:17:06 1958794 3339 2879 8 452 +449.14 +/- 16.04
ncm-et-9 11:17:17 1958347 3316 2855 5 456 +448.65 +/- 15.96
ncm-et-10 11:16:49 1947887 3333 2845 8 480 +437.92 +/- 15.56
ncm-et-13 11:17:31 1961410 3355 2861 5 489 +438.02 +/- 15.4
ncm-et-15 11:16:44 1955327 3325 2878 6 441 +454.43 +/- 16.24
20000 17176 40 2784 +445.13 +/- 6.45

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
155463 ncm-et-9 2021-12-20 01:50 01:04:55 1958171 316 264 0 52 +418.96 +/- 47.95
155462 ncm-et-3 2021-12-20 01:48 01:07:00 1944201 332 289 1 42 +459.58 +/- 53.89
155461 ncm-et-15 2021-12-20 01:48 01:07:24 1954548 325 279 0 46 +447.3 +/- 51.22
155460 ncm-et-10 2021-12-20 01:47 01:08:13 1937583 333 286 0 47 +447.83 +/- 50.65
155459 ncm-et-4 2021-12-20 01:46 01:08:44 1958013 339 294 0 45 +459.27 +/- 51.85
155458 ncm-et-13 2021-12-20 01:43 01:12:47 1963413 355 309 1 45 +459.77 +/- 51.97
155457 ncm-et-9 2021-12-20 00:06 01:43:24 1956332 500 429 1 70 +444.09 +/- 41.26
155456 ncm-et-3 2021-12-20 00:06 01:41:26 1958321 500 433 1 66 +454.76 +/- 42.55
155455 ncm-et-4 2021-12-20 00:06 01:39:46 1963855 500 428 3 69 +436.43 +/- 41.61
155454 ncm-et-15 2021-12-20 00:05 01:42:18 1957722 500 442 1 57 +481.1 +/- 45.96
155453 ncm-et-10 2021-12-20 00:04 01:42:08 1950284 500 436 1 63 +463.16 +/- 43.6
155452 ncm-et-13 2021-12-20 00:00 01:41:50 1956660 500 425 0 75 +436.43 +/- 39.73
155451 ncm-et-9 2021-12-19 22:24 01:41:23 1955414 500 437 1 62 +466.04 +/- 43.97
155450 ncm-et-3 2021-12-19 22:24 01:41:06 1940768 500 423 1 76 +429.05 +/- 39.52
155449 ncm-et-4 2021-12-19 22:24 01:41:09 1959541 500 427 0 73 +441.5 +/- 40.29
155448 ncm-et-15 2021-12-19 22:23 01:40:56 1958486 500 435 2 63 +457.52 +/- 43.63
155447 ncm-et-10 2021-12-19 22:22 01:41:11 1943740 500 436 1 63 +463.16 +/- 43.6
155446 ncm-et-13 2021-12-19 22:17 01:42:27 1958796 500 427 0 73 +441.5 +/- 40.29
155445 ncm-et-4 2021-12-19 20:42 01:41:45 1958668 500 437 3 60 +460.32 +/- 44.73
155444 ncm-et-3 2021-12-19 20:42 01:41:50 1953898 500 425 0 75 +436.43 +/- 39.73
155443 ncm-et-9 2021-12-19 20:42 01:42:05 1958786 500 435 0 65 +463.15 +/- 42.83
155442 ncm-et-10 2021-12-19 20:41 01:41:10 1947372 500 425 2 73 +431.48 +/- 40.4
155441 ncm-et-15 2021-12-19 20:40 01:42:25 1955881 500 427 0 73 +441.5 +/- 40.29
155440 ncm-et-13 2021-12-19 20:36 01:40:06 1961566 500 418 1 81 +417.32 +/- 38.22
155439 ncm-et-9 2021-12-19 19:00 01:41:07 1959082 500 435 0 65 +463.15 +/- 42.83
155438 ncm-et-4 2021-12-19 19:00 01:41:46 1958937 500 434 1 65 +457.52 +/- 42.89
155437 ncm-et-15 2021-12-19 18:59 01:40:05 1951623 500 430 2 68 +444.09 +/- 41.92
155436 ncm-et-10 2021-12-19 18:58 01:41:38 1953738 500 422 1 77 +426.65 +/- 39.25
155435 ncm-et-3 2021-12-19 18:58 01:43:18 1955114 500 423 3 74 +424.28 +/- 40.13
155434 ncm-et-13 2021-12-19 18:55 01:41:14 1963268 500 423 2 75 +426.65 +/- 39.83
155433 ncm-et-10 2021-12-19 17:18 01:40:09 1951637 500 424 2 74 +429.05 +/- 40.11
155432 ncm-et-4 2021-12-19 17:17 01:41:32 1957717 500 425 0 75 +436.43 +/- 39.73
155431 ncm-et-15 2021-12-19 17:17 01:41:51 1952078 500 435 1 64 +460.32 +/- 43.24
155430 ncm-et-3 2021-12-19 17:16 01:41:02 1949185 500 437 2 61 +463.16 +/- 44.37
155429 ncm-et-9 2021-12-19 17:16 01:43:39 1955418 500 420 2 78 +419.61 +/- 39.03
155428 ncm-et-13 2021-12-19 17:14 01:39:24 1964630 500 434 0 66 +460.32 +/- 42.48
155427 ncm-et-15 2021-12-19 15:35 01:41:45 1956952 500 430 0 70 +449.35 +/- 41.19
155426 ncm-et-10 2021-12-19 15:35 01:42:20 1950858 500 416 1 83 +412.8 +/- 37.74
155425 ncm-et-4 2021-12-19 15:34 01:42:24 1954832 500 434 1 65 +457.52 +/- 42.89
155424 ncm-et-9 2021-12-19 15:34 01:40:44 1965227 500 435 1 64 +460.32 +/- 43.24
155423 ncm-et-3 2021-12-19 15:34 01:41:27 1954830 500 428 0 72 +444.08 +/- 40.59
155422 ncm-et-13 2021-12-19 15:34 01:39:43 1961537 500 425 1 74 +433.94 +/- 40.08

Commit

Commit ID 74776dbcd57a1bdf2d5328e5750cc1d00244e17d
Author Stéphane Nicolet
Date 2021-12-19 14:44:01 UTC
Simplification in evaluate_nnue.cpp Removes the test on non-pawn-material before applying the positional/materialistic bonus. Passed STC: LLR: 2.94 (-2.94,2.94) <-2.25,0.25> Total: 46904 W: 12197 L: 12059 D: 22648 Ptnml(0-2): 170, 5243, 12479, 5399, 161 https://tests.stockfishchess.org/tests/view/61be57cf57a0d0f327c3999d Passed LTC: LLR: 2.95 (-2.94,2.94) <-2.25,0.25> Total: 18760 W: 4958 L: 4790 D: 9012 Ptnml(0-2): 14, 1942, 5301, 2108, 15 https://tests.stockfishchess.org/tests/view/61bed1fb57a0d0f327c3afa9 closes https://github.com/official-stockfish/Stockfish/pull/3866 Bench: 4826206
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