Dev Builds » 20230203-1910

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 11:11:27 1956556 3357 2895 4 458 +450.94 +/- 15.92
ncm-et-4 11:11:19 1954021 3310 2884 3 423 +463.72 +/- 16.57
ncm-et-9 11:11:09 1956685 3331 2846 3 482 +440.86 +/- 15.51
ncm-et-10 11:11:17 1946081 3296 2860 6 430 +457.38 +/- 16.44
ncm-et-13 11:11:27 1965097 3368 2910 2 456 +453.97 +/- 15.95
ncm-et-15 11:11:09 1955859 3338 2883 2 453 +453.52 +/- 16.0
20000 17278 20 2702 +453.26 +/- 6.54

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
164862 ncm-et-10 2023-02-05 07:57 00:59:59 1948602 296 252 0 44 +438.12 +/- 52.39
164861 ncm-et-4 2023-02-05 07:54 01:03:21 1951004 310 265 0 45 +442.57 +/- 51.8
164860 ncm-et-15 2023-02-05 07:49 01:07:42 1960194 338 288 1 49 +435.32 +/- 49.65
164859 ncm-et-9 2023-02-05 07:49 01:07:56 1956340 331 291 0 40 +476.68 +/- 55.22
164858 ncm-et-3 2023-02-05 07:45 01:12:22 1928815 357 301 2 54 +421.39 +/- 47.21
164857 ncm-et-13 2023-02-05 07:44 01:13:23 1970299 368 324 1 43 +474.51 +/- 53.26
164856 ncm-et-10 2023-02-05 06:16 01:40:50 1954963 500 434 0 66 +460.32 +/- 42.48
164855 ncm-et-4 2023-02-05 06:12 01:40:50 1950398 500 434 0 66 +460.32 +/- 42.48
164854 ncm-et-9 2023-02-05 06:09 01:39:09 1961123 500 422 1 77 +426.65 +/- 39.25
164853 ncm-et-15 2023-02-05 06:08 01:40:54 1949191 500 432 0 68 +454.76 +/- 41.82
164852 ncm-et-3 2023-02-05 06:03 01:41:00 1957705 500 429 0 71 +446.7 +/- 40.89
164851 ncm-et-13 2023-02-05 06:02 01:41:20 1953590 500 441 0 59 +481.09 +/- 45.07
164850 ncm-et-10 2023-02-05 04:33 01:42:10 1947233 500 431 2 67 +446.7 +/- 42.25
164849 ncm-et-4 2023-02-05 04:30 01:41:18 1950574 500 448 1 51 +500.83 +/- 48.73
164848 ncm-et-9 2023-02-05 04:27 01:41:10 1955130 500 426 0 74 +438.95 +/- 40.01
164847 ncm-et-15 2023-02-05 04:26 01:41:07 1959088 500 430 0 70 +449.35 +/- 41.19
164846 ncm-et-3 2023-02-05 04:24 01:38:53 1972503 500 427 0 73 +441.5 +/- 40.29
164845 ncm-et-13 2023-02-05 04:23 01:38:02 1966928 500 420 0 80 +424.27 +/- 38.4
164844 ncm-et-10 2023-02-05 02:51 01:40:50 1955418 500 436 1 63 +463.16 +/- 43.6
164843 ncm-et-4 2023-02-05 02:47 01:42:15 1953438 500 436 0 64 +466.03 +/- 43.18
164842 ncm-et-9 2023-02-05 02:47 01:39:52 1959717 500 430 0 70 +449.35 +/- 41.19
164841 ncm-et-15 2023-02-05 02:44 01:40:55 1950855 500 434 0 66 +460.32 +/- 42.48
164840 ncm-et-13 2023-02-05 02:44 01:38:21 1972353 500 421 0 79 +426.65 +/- 38.66
164839 ncm-et-3 2023-02-05 02:43 01:39:35 1961120 500 438 0 62 +471.92 +/- 43.9
164838 ncm-et-10 2023-02-05 01:08 01:42:53 1946011 500 431 1 68 +449.35 +/- 41.89
164837 ncm-et-4 2023-02-05 01:07 01:39:46 1959246 500 423 2 75 +426.65 +/- 39.83
164836 ncm-et-9 2023-02-05 01:05 01:41:15 1947218 500 432 1 67 +452.04 +/- 42.22
164835 ncm-et-15 2023-02-05 01:04 01:39:35 1962304 500 423 1 76 +429.05 +/- 39.52
164834 ncm-et-3 2023-02-05 01:04 01:38:52 1960619 500 438 0 62 +471.92 +/- 43.9
164833 ncm-et-13 2023-02-05 01:02 01:41:00 1968489 500 434 0 66 +460.32 +/- 42.48
164832 ncm-et-10 2023-02-04 23:25 01:41:56 1912471 500 440 1 59 +474.93 +/- 45.13
164831 ncm-et-4 2023-02-04 23:25 01:41:11 1954966 500 452 0 48 +518.95 +/- 50.26
164830 ncm-et-15 2023-02-04 23:23 01:41:01 1950435 500 447 0 53 +500.82 +/- 47.69
164829 ncm-et-3 2023-02-04 23:22 01:40:53 1955876 500 421 1 78 +424.28 +/- 38.99
164828 ncm-et-9 2023-02-04 23:22 01:41:53 1955882 500 426 0 74 +438.95 +/- 40.01
164827 ncm-et-13 2023-02-04 23:22 01:40:05 1959243 500 429 1 70 +444.09 +/- 41.26
164826 ncm-et-15 2023-02-04 21:42 01:39:55 1958948 500 429 0 71 +446.7 +/- 40.89
164825 ncm-et-10 2023-02-04 21:42 01:42:39 1957870 500 436 1 63 +463.16 +/- 43.6
164824 ncm-et-4 2023-02-04 21:42 01:42:38 1958524 500 426 0 74 +438.95 +/- 40.01
164823 ncm-et-3 2023-02-04 21:42 01:39:52 1959257 500 441 1 58 +477.99 +/- 45.54
164822 ncm-et-13 2023-02-04 21:42 01:39:16 1964782 500 441 0 59 +481.09 +/- 45.07
164821 ncm-et-9 2023-02-04 21:42 01:39:54 1961389 500 419 1 80 +419.61 +/- 38.47

Commit

Commit ID 1cdc0f78bd937637128ad10f5168cdb80390f6fb
Author Michael Chaly
Date 2023-02-03 19:10:08 UTC
Simplify usage of optimism in complexity This patch removes one condition in optimism usage in complexity, now negative optimism also impacts it. Passed STC: https://tests.stockfishchess.org/tests/view/63d34f43721fe2bff692fb12 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 204920 W: 54343 L: 54309 D: 96268 Ptnml(0-2): 598, 22648, 55897, 22756, 561 Passed LTC: https://tests.stockfishchess.org/tests/view/63d612a2a67dd929a556075c LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 200712 W: 53207 L: 53172 D: 94333 Ptnml(0-2): 58, 19664, 60901, 19651, 82 closes https://github.com/official-stockfish/Stockfish/pull/4377 bench 4204964
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