Dev Builds » 20210906-1219

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

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 08:18:10 1961984 3339 2849 6 484 +438.26 ± 15.49
ncm-et-4 08:18:01 1961989 3321 2816 4 501 +432.38 ± 15.21
ncm-et-9 08:17:54 1962870 3369 2883 5 481 +441.84 ± 15.53
ncm-et-10 08:18:07 1956418 3336 2847 9 480 +437.33 ± 15.56
ncm-et-13 08:17:58 1960686 3342 2850 11 481 +435.8 ± 15.55
ncm-et-15 08:18:12 1954617 3294 2817 2 475 +442.25 ± 15.62
20001 17062 37 2902 +437.95 ± 6.31

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
151442 ncm-et-15 2021-09-07 19:32 00:45:03 1951048 294 245 0 49 +416.55 ± 49.45
151441 ncm-et-4 2021-09-07 19:29 00:47:17 1965380 321 278 1 42 +453.3 ± 53.88
151440 ncm-et-10 2021-09-07 19:27 00:49:30 1954522 336 288 0 48 +445.57 ± 50.08
151439 ncm-et-13 2021-09-07 19:26 00:50:34 1966614 342 294 1 47 +445.03 ± 50.77
151438 ncm-et-3 2021-09-07 19:26 00:51:02 1962971 339 295 0 44 +463.45 ± 52.48
151437 ncm-et-9 2021-09-07 19:22 00:54:48 1961393 369 320 2 47 +451.75 ± 50.8
151436 ncm-et-15 2021-09-07 18:15 01:16:23 1944226 500 429 0 71 +446.7 ± 40.89
151435 ncm-et-4 2021-09-07 18:13 01:15:31 1963686 500 436 1 63 +463.16 ± 43.6
151434 ncm-et-3 2021-09-07 18:11 01:13:40 1964459 500 431 1 68 +449.35 ± 41.89
151433 ncm-et-13 2021-09-07 18:11 01:14:03 1963730 500 425 2 73 +431.48 ± 40.4
151432 ncm-et-10 2021-09-07 18:11 01:15:31 1952860 500 421 1 78 +424.28 ± 38.99
151431 ncm-et-9 2021-09-07 18:07 01:13:36 1964347 500 432 1 67 +452.04 ± 42.22
151430 ncm-et-15 2021-09-07 16:58 01:15:36 1949943 500 420 1 79 +421.93 ± 38.73
151429 ncm-et-4 2021-09-07 16:57 01:14:58 1961078 500 419 1 80 +419.61 ± 38.47
151428 ncm-et-3 2021-09-07 16:57 01:13:55 1964472 500 421 1 78 +424.28 ± 38.99
151427 ncm-et-10 2021-09-07 16:56 01:13:50 1959399 500 421 3 76 +419.61 ± 39.58
151426 ncm-et-13 2021-09-07 16:55 01:15:10 1958357 500 436 1 63 +463.16 ± 43.6
151425 ncm-et-9 2021-09-07 16:52 01:14:46 1958325 500 432 0 68 +454.76 ± 41.82
151424 ncm-et-15 2021-09-07 15:43 01:14:42 1959393 500 442 0 58 +484.24 ± 45.47
151423 ncm-et-10 2021-09-07 15:41 01:14:37 1962925 500 439 3 58 +466.04 ± 45.52
151422 ncm-et-4 2021-09-07 15:40 01:16:39 1958052 500 419 0 81 +421.93 ± 38.15
151421 ncm-et-13 2021-09-07 15:40 01:15:03 1951926 500 421 0 79 +426.65 ± 38.66
151420 ncm-et-3 2021-09-07 15:39 01:16:34 1955889 500 437 1 62 +466.04 ± 43.97
151419 ncm-et-9 2021-09-07 15:37 01:14:18 1962772 500 428 0 72 +444.08 ± 40.59
151418 ncm-et-15 2021-09-07 14:26 01:15:59 1961229 500 429 1 70 +444.09 ± 41.26
151417 ncm-et-10 2021-09-07 14:26 01:14:58 1955272 500 427 1 72 +438.95 ± 40.66
151416 ncm-et-13 2021-09-07 14:26 01:13:31 1965072 500 422 1 77 +426.65 ± 39.25
151415 ncm-et-3 2021-09-07 14:24 01:14:36 1956970 500 408 2 90 +393.6 ± 36.22
151414 ncm-et-4 2021-09-07 14:23 01:16:16 1956177 500 410 0 90 +401.92 ± 36.1
151413 ncm-et-9 2021-09-07 14:23 01:13:15 1968004 500 423 2 75 +426.65 ± 39.83
151412 ncm-et-15 2021-09-07 13:11 01:14:25 1958317 500 420 0 80 +424.27 ± 38.4
151411 ncm-et-10 2021-09-07 13:10 01:14:38 1951010 500 431 1 68 +449.35 ± 41.89
151410 ncm-et-13 2021-09-07 13:10 01:15:19 1958638 500 430 1 69 +446.7 ± 41.57
151409 ncm-et-9 2021-09-07 13:10 01:12:58 1959253 500 429 0 71 +446.7 ± 40.89
151408 ncm-et-4 2021-09-07 13:09 01:13:09 1960615 500 427 0 73 +441.5 ± 40.29
151407 ncm-et-3 2021-09-07 13:09 01:14:33 1963233 500 428 1 71 +441.5 ± 40.95
151406 ncm-et-9 2021-09-07 11:55 01:14:13 1965996 500 419 0 81 +421.93 ± 38.15
151405 ncm-et-13 2021-09-07 11:55 01:14:18 1960470 500 422 5 73 +417.32 ± 40.37
151404 ncm-et-15 2021-09-07 11:55 01:16:04 1958166 500 432 0 68 +454.76 ± 41.82
151403 ncm-et-10 2021-09-07 11:55 01:15:03 1958939 500 420 0 80 +424.27 ± 38.4
151402 ncm-et-3 2021-09-07 11:55 01:13:50 1965900 500 429 0 71 +446.7 ± 40.89
151401 ncm-et-4 2021-09-07 11:55 01:14:11 1968937 500 427 1 72 +438.95 ± 40.66

Commit

Commit ID c31fc8d163ed2c5ff5697206f8a5eef65efa0044
Author Stefan Geschwentner
Date 2021-09-06 12:19:47 UTC
Improve history updates If a search failed low at an expected PV or CUT node do greater history updates. STC: LLR: 2.94 (-2.94,2.94) <-0.50,2.50> Total: 95112 W: 24293 L: 23982 D: 46837 Ptnml(0-2): 285, 10893, 24906, 11170, 302 https://tests.stockfishchess.org/tests/view/6132aa1a2ffb3c36aceb926f LTC: LLR: 2.94 (-2.94,2.94) <0.50,3.50> Total: 116352 W: 29450 L: 28975 D: 57927 Ptnml(0-2): 93, 12263, 32984, 12748, 88 https://tests.stockfishchess.org/tests/view/613394d12ffb3c36aceb92f4 closes https://github.com/official-stockfish/Stockfish/pull/3693 Bench: 6130736
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