Dev Builds » 20220713-1601

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 11:25:35 1960312 3415 2934 7 474 +445.52 +/- 15.66
ncm-et-4 11:25:25 1937381 3328 2897 12 419 +458.76 +/- 16.67
ncm-et-9 11:25:36 1962030 3385 2940 5 440 +459.0 +/- 16.25
ncm-et-10 10:32:55 1959351 3096 2667 5 424 +449.11 +/- 16.55
ncm-et-13 11:25:45 1958857 3384 2869 9 506 +430.45 +/- 15.15
ncm-et-15 11:25:33 1959870 3392 2909 7 476 +443.49 +/- 15.62
20000 17216 45 2739 +447.43 +/- 6.5

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
159509 ncm-et-10 2022-07-14 23:52 00:04:47 1960154 20 16 0 4 +381.61 +/- 253.34
159508 ncm-et-10 2022-07-14 23:38 00:09:23 1955720 46 39 0 7 +433.68 +/- 154.49
159507 ncm-et-10 2022-07-14 23:32 00:01:20 1960625 6 4 0 2 +279.41 +/- 548.26
159506 ncm-et-10 2022-07-14 23:24 00:03:58 1951169 18 18 0 0 +1199.83 +/- 119.19
159505 ncm-et-10 2022-07-14 23:04 00:16:24 1956053 79 69 0 10 +468.07 +/- 121.69
159504 ncm-et-10 2022-07-14 22:57 00:02:35 1986342 12 7 0 5 +231.84 +/- 171.62
159503 ncm-et-4 2022-07-14 22:51 01:08:06 1943709 328 286 0 42 +465.96 +/- 53.79
159502 ncm-et-9 2022-07-14 22:43 01:16:27 1965997 385 338 1 46 +470.92 +/- 51.39
159501 ncm-et-10 2022-07-14 22:42 00:11:15 1957860 53 44 0 9 +412.97 +/- 128.74
159500 ncm-et-13 2022-07-14 22:41 01:18:49 1959089 384 315 3 66 +394.11 +/- 42.53
159499 ncm-et-15 2022-07-14 22:40 01:18:48 1959251 392 345 1 46 +474.25 +/- 51.4
159498 ncm-et-3 2022-07-14 22:34 01:25:23 1952244 415 352 0 63 +434.18 +/- 43.46
159497 ncm-et-10 2022-07-14 22:32 00:05:09 1959260 25 22 0 3 +477.87 +/- 429.91
159496 ncm-et-10 2022-07-14 22:23 00:04:54 1952068 20 18 0 2 +511.33 +/- 423.39
159495 ncm-et-10 2022-07-14 22:11 00:08:30 1960774 41 36 0 5 +474.94 +/- 210.95
159494 ncm-et-10 2022-07-14 21:42 00:23:10 1960467 109 91 0 18 +418.28 +/- 84.82
159493 ncm-et-4 2022-07-14 21:07 01:43:22 1931368 500 438 3 59 +463.16 +/- 45.12
159492 ncm-et-9 2022-07-14 21:01 01:40:50 1962002 500 431 0 69 +452.04 +/- 41.5
159491 ncm-et-15 2022-07-14 20:58 01:41:23 1959858 500 420 2 78 +419.61 +/- 39.03
159490 ncm-et-13 2022-07-14 20:58 01:41:55 1961842 500 429 1 70 +444.09 +/- 41.26
159489 ncm-et-3 2022-07-14 20:55 01:38:15 1961382 500 428 1 71 +441.5 +/- 40.95
159488 ncm-et-10 2022-07-14 19:59 01:38:39 1961573 496 422 2 72 +432.43 +/- 40.69
159487 ncm-et-10 2022-07-14 19:21 00:34:24 1962304 171 141 1 29 +400.56 +/- 65.45
159486 ncm-et-9 2022-07-14 19:19 01:42:02 1954962 500 448 0 52 +504.32 +/- 48.17
159485 ncm-et-4 2022-07-14 19:18 01:48:32 1832314 500 439 1 60 +471.92 +/- 44.73
159484 ncm-et-13 2022-07-14 19:16 01:40:59 1965787 500 426 1 73 +436.43 +/- 40.36
159483 ncm-et-15 2022-07-14 19:15 01:42:50 1953287 500 437 0 63 +468.95 +/- 43.54
159482 ncm-et-3 2022-07-14 19:14 01:40:28 1961393 500 428 2 70 +438.95 +/- 41.29
159481 ncm-et-10 2022-07-14 17:38 01:42:34 1956946 500 438 1 61 +468.96 +/- 44.35
159480 ncm-et-9 2022-07-14 17:37 01:41:15 1966314 500 434 1 65 +457.52 +/- 42.89
159479 ncm-et-13 2022-07-14 17:36 01:39:32 1959857 500 433 2 65 +452.04 +/- 42.92
159478 ncm-et-4 2022-07-14 17:36 01:41:35 1958993 500 441 0 59 +481.09 +/- 45.07
159477 ncm-et-15 2022-07-14 17:35 01:39:16 1965382 500 434 1 65 +457.52 +/- 42.89
159476 ncm-et-3 2022-07-14 17:33 01:40:30 1962769 500 434 0 66 +460.32 +/- 42.48
159475 ncm-et-4 2022-07-14 15:55 01:39:40 1968965 500 435 3 62 +454.76 +/- 43.98
159474 ncm-et-10 2022-07-14 15:55 01:41:54 1952216 500 432 0 68 +454.76 +/- 41.82
159473 ncm-et-13 2022-07-14 15:55 01:40:32 1961242 500 433 0 67 +457.52 +/- 42.15
159472 ncm-et-15 2022-07-14 15:53 01:41:37 1954691 500 414 2 84 +406.2 +/- 37.55
159471 ncm-et-9 2022-07-14 15:53 01:43:34 1957555 500 421 1 78 +424.28 +/- 38.99
159470 ncm-et-3 2022-07-14 15:51 01:40:48 1959573 500 430 2 68 +444.09 +/- 41.92
159469 ncm-et-13 2022-07-14 14:12 01:42:09 1947676 500 413 1 86 +406.2 +/- 37.04
159468 ncm-et-10 2022-07-14 14:12 01:42:22 1958018 500 444 0 56 +490.71 +/- 46.32
159467 ncm-et-15 2022-07-14 14:12 01:40:04 1962317 500 432 1 67 +452.04 +/- 42.22
159466 ncm-et-4 2022-07-14 14:11 01:43:27 1963693 500 420 2 78 +419.61 +/- 39.03
159465 ncm-et-9 2022-07-14 14:10 01:41:32 1964000 500 437 0 63 +468.95 +/- 43.54
159464 ncm-et-3 2022-07-14 14:09 01:41:14 1964315 500 432 1 67 +452.04 +/- 42.22
159463 ncm-et-10 2022-07-14 12:30 01:41:37 1957423 500 426 1 73 +436.43 +/- 40.36
159462 ncm-et-4 2022-07-14 12:30 01:40:43 1962630 500 438 3 59 +463.16 +/- 45.12
159461 ncm-et-3 2022-07-14 12:30 01:38:57 1960511 500 430 1 69 +446.7 +/- 41.57
159460 ncm-et-9 2022-07-14 12:30 01:39:56 1963382 500 431 2 67 +446.7 +/- 42.25
159459 ncm-et-13 2022-07-14 12:30 01:41:49 1956506 500 420 1 79 +421.93 +/- 38.73
159458 ncm-et-15 2022-07-14 12:30 01:41:35 1964305 500 427 0 73 +441.5 +/- 40.29

Commit

Commit ID 4b4b7d1209259811537634c68555d2a8f4af197c
Author Joost VandeVondele
Date 2022-07-13 16:01:20 UTC
Update default net to nn-ad9b42354671.nnue using trainer branch https://github.com/glinscott/nnue-pytorch/pull/208 with a slightly tweaked loss function (power 2.5 instead of 2.6), otherwise same training as in the previous net update https://github.com/official-stockfish/Stockfish/pull/4100 passed STC: LLR: 2.97 (-2.94,2.94) <0.00,2.50> Total: 367536 W: 99465 L: 98573 D: 169498 Ptnml(0-2): 1820, 40994, 97117, 42148, 1689 https://tests.stockfishchess.org/tests/view/62cc43fe50dcbecf5fc1c5b8 passed LTC: LLR: 2.94 (-2.94,2.94) <0.50,3.00> Total: 25032 W: 6802 L: 6553 D: 11677 Ptnml(0-2): 40, 2424, 7341, 2669, 42 https://tests.stockfishchess.org/tests/view/62ce5f421dacb46e4d5fd277 closes https://github.com/official-stockfish/Stockfish/pull/4107 Bench: 5905619
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