Dev Builds » 20220705-1155

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 11:11:26 1957580 3355 2892 2 461 +451.23 +/- 15.86
ncm-et-4 11:11:53 1926318 3289 2882 9 398 +468.25 +/- 17.11
ncm-et-9 11:11:34 1962535 3359 2892 4 463 +449.06 +/- 15.83
ncm-et-10 11:03:13 1956963 3292 2822 5 465 +443.71 +/- 15.8
ncm-et-13 11:11:28 1961449 3358 2908 4 446 +455.86 +/- 16.14
ncm-et-15 11:11:28 1957986 3347 2912 9 426 +459.4 +/- 16.53
20000 17308 33 2659 +454.42 +/- 6.6

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
159369 ncm-et-10 2022-07-06 00:52 00:51:24 1963869 261 227 0 34 +462.77 +/- 60.15
159368 ncm-et-4 2022-07-06 00:46 00:58:15 1955676 289 264 0 25 +537.9 +/- 71.36
159367 ncm-et-10 2022-07-06 00:42 00:06:18 1955719 31 29 0 2 +590.67 +/- 382.41
159366 ncm-et-15 2022-07-06 00:34 01:09:21 1955569 347 312 1 34 +504.77 +/- 60.39
159365 ncm-et-3 2022-07-06 00:33 01:10:32 1963843 355 307 1 47 +452.0 +/- 50.78
159364 ncm-et-13 2022-07-06 00:31 01:12:12 1962026 358 309 0 49 +453.56 +/- 49.57
159363 ncm-et-9 2022-07-06 00:31 01:12:31 1963854 359 305 1 53 +432.46 +/- 47.65
159362 ncm-et-10 2022-07-05 22:59 01:41:50 1954062 500 432 1 67 +452.04 +/- 42.22
159361 ncm-et-15 2022-07-05 22:55 01:38:48 1965391 500 446 1 53 +494.03 +/- 47.75
159360 ncm-et-4 2022-07-05 22:55 01:50:42 1792097 500 430 1 69 +446.7 +/- 41.57
159359 ncm-et-3 2022-07-05 22:53 01:39:38 1961691 500 427 0 73 +441.5 +/- 40.29
159358 ncm-et-13 2022-07-05 22:50 01:40:26 1964767 500 437 0 63 +468.95 +/- 43.54
159357 ncm-et-9 2022-07-05 22:48 01:42:15 1954660 500 426 1 73 +436.43 +/- 40.36
159356 ncm-et-10 2022-07-05 21:17 01:41:36 1953589 500 418 1 81 +417.32 +/- 38.22
159355 ncm-et-4 2022-07-05 21:15 01:39:25 1967130 500 428 2 70 +438.95 +/- 41.29
159354 ncm-et-15 2022-07-05 21:13 01:40:49 1957252 500 430 0 70 +449.35 +/- 41.19
159353 ncm-et-3 2022-07-05 21:10 01:41:56 1930583 500 423 0 77 +431.48 +/- 39.18
159352 ncm-et-9 2022-07-05 21:10 01:37:54 1959544 500 441 0 59 +481.09 +/- 45.07
159351 ncm-et-13 2022-07-05 21:09 01:40:45 1960155 500 434 1 65 +457.52 +/- 42.89
159350 ncm-et-10 2022-07-05 19:36 01:40:38 1954808 500 427 1 72 +438.95 +/- 40.66
159349 ncm-et-4 2022-07-05 19:34 01:39:26 1964491 500 435 1 64 +460.32 +/- 43.24
159348 ncm-et-15 2022-07-05 19:30 01:42:30 1951172 500 419 1 80 +419.61 +/- 38.47
159347 ncm-et-13 2022-07-05 19:30 01:38:34 1959703 500 439 0 61 +474.93 +/- 44.28
159346 ncm-et-3 2022-07-05 19:29 01:40:21 1958627 500 428 0 72 +444.08 +/- 40.59
159345 ncm-et-9 2022-07-05 19:29 01:39:52 1966771 500 435 0 65 +463.15 +/- 42.83
159344 ncm-et-10 2022-07-05 17:56 01:39:18 1974680 500 434 1 65 +457.52 +/- 42.89
159343 ncm-et-4 2022-07-05 17:55 01:39:00 1961911 500 445 2 53 +487.45 +/- 47.75
159342 ncm-et-15 2022-07-05 17:52 01:38:10 1964769 500 440 1 59 +474.93 +/- 45.13
159341 ncm-et-3 2022-07-05 17:50 01:38:52 1964011 500 433 1 66 +454.76 +/- 42.55
159340 ncm-et-9 2022-07-05 17:49 01:40:03 1962151 500 424 0 76 +433.94 +/- 39.45
159339 ncm-et-13 2022-07-05 17:49 01:40:36 1957582 500 428 2 70 +438.95 +/- 41.29
159338 ncm-et-10 2022-07-05 16:11 01:40:17 1949331 500 424 0 76 +433.94 +/- 39.45
159337 ncm-et-15 2022-07-05 16:10 01:40:33 1956027 500 426 2 72 +433.94 +/- 40.69
159336 ncm-et-4 2022-07-05 16:09 01:44:49 1875538 500 435 3 62 +454.76 +/- 43.98
159335 ncm-et-3 2022-07-05 16:09 01:40:16 1962609 500 437 0 63 +468.95 +/- 43.54
159334 ncm-et-9 2022-07-05 16:08 01:39:38 1968159 500 431 0 69 +452.04 +/- 41.5
159333 ncm-et-13 2022-07-05 16:08 01:39:57 1960968 500 432 1 67 +452.04 +/- 42.22
159332 ncm-et-3 2022-07-05 14:28 01:39:51 1961699 500 437 0 63 +468.95 +/- 43.54
159331 ncm-et-10 2022-07-05 14:28 01:41:52 1949649 500 431 1 68 +449.35 +/- 41.89
159330 ncm-et-15 2022-07-05 14:28 01:41:17 1955722 500 439 3 58 +466.04 +/- 45.52
159329 ncm-et-4 2022-07-05 14:28 01:40:16 1967385 500 445 0 55 +494.02 +/- 46.77
159328 ncm-et-9 2022-07-05 14:28 01:39:21 1962610 500 430 2 68 +444.09 +/- 41.92
159327 ncm-et-13 2022-07-05 14:28 01:38:58 1964946 500 429 0 71 +446.7 +/- 40.89

Commit

Commit ID c2aaaa65f97d4cd5fc06f19ce8d158d85dcd7a7b
Author Michael Chaly
Date 2022-07-05 11:55:50 UTC
Simplify away FRC correction term Since new net is trained partially using FRC data this part of adjustment that penalises bishops that are locked in the corner is no longer needed - net should "know" this things itself much better. STC on FRC book : https://tests.stockfishchess.org/tests/view/62c3031b9e7d9997a12d852f LLR: 2.96 (-2.94,2.94) <-2.25,0.25> Total: 22048 W: 3003 L: 2845 D: 16200 Ptnml(0-2): 96, 1778, 7149, 1874, 127 LTC on FRC book : https://tests.stockfishchess.org/tests/view/62c32e939e7d9997a12d8c5e LLR: 2.94 (-2.94,2.94) <-2.25,0.25> Total: 36784 W: 3138 L: 3037 D: 30609 Ptnml(0-2): 36, 1842, 14537, 1939, 38 STC on DFRC book : https://tests.stockfishchess.org/tests/view/62c32efb9e7d9997a12d8c6f LLR: 2.94 (-2.94,2.94) <-2.25,0.25> Total: 20424 W: 3903 L: 3721 D: 12800 Ptnml(0-2): 172, 1984, 5724, 2154, 178 LTC on DFRC book : https://tests.stockfishchess.org/tests/view/62c358c79e7d9997a12d9319 LLR: 2.93 (-2.94,2.94) <-2.25,0.25> Total: 53784 W: 7581 L: 7480 D: 38723 Ptnml(0-2): 87, 3887, 18856, 3962, 100 closes https://github.com/official-stockfish/Stockfish/pull/4101 bench 5182295
Copyright 2011–2024 Next Chess Move LLC