Dev Builds » 20230422-0843

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 09:27:10 1957153 3368 2873 1 494 +439.88 +/- 15.31
ncm-et-4 09:26:59 1952604 3329 2893 4 432 +460.08 +/- 16.4
ncm-et-9 09:27:02 1949674 3338 2897 4 437 +458.48 +/- 16.3
ncm-et-10 09:27:02 1944628 3302 2862 2 438 +457.72 +/- 16.28
ncm-et-13 09:27:00 1958306 3335 2846 2 487 +439.93 +/- 15.42
ncm-et-15 09:27:17 1953446 3328 2852 2 474 +444.57 +/- 15.64
20000 17223 15 2762 +449.89 +/- 6.47

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
184958 ncm-et-10 2023-04-24 01:23 00:51:27 1954664 302 266 0 36 +479.21 +/- 58.4
184957 ncm-et-15 2023-04-24 01:19 00:55:26 1954834 328 275 0 53 +422.41 +/- 47.49
184956 ncm-et-4 2023-04-24 01:18 00:56:15 1956039 329 294 0 35 +500.16 +/- 59.35
184955 ncm-et-13 2023-04-24 01:17 00:57:05 1951174 335 295 0 40 +478.9 +/- 55.23
184954 ncm-et-9 2023-04-24 01:17 00:57:27 1949488 338 300 0 38 +490.01 +/- 56.78
184953 ncm-et-3 2023-04-24 01:12 01:02:04 1951781 368 308 0 60 +420.71 +/- 44.53
184946 ncm-et-10 2023-04-23 23:56 01:25:41 1931802 500 438 0 62 +471.92 +/- 43.9
184945 ncm-et-15 2023-04-23 23:52 01:25:58 1953142 500 415 1 84 +410.58 +/- 37.5
184944 ncm-et-4 2023-04-23 23:51 01:25:36 1946921 500 437 2 61 +463.16 +/- 44.37
184943 ncm-et-13 2023-04-23 23:51 01:25:14 1956720 500 413 0 87 +408.38 +/- 36.75
184942 ncm-et-9 2023-04-23 23:50 01:25:39 1955263 500 437 0 63 +468.95 +/- 43.54
184941 ncm-et-3 2023-04-23 23:49 01:22:40 1959715 500 416 0 84 +415.04 +/- 37.43
184934 ncm-et-10 2023-04-23 22:29 01:26:42 1940622 500 442 0 58 +484.24 +/- 45.47
184933 ncm-et-4 2023-04-23 22:27 01:23:37 1960823 500 439 0 61 +474.93 +/- 44.28
184932 ncm-et-15 2023-04-23 22:26 01:25:00 1957247 500 432 0 68 +454.76 +/- 41.82
184931 ncm-et-9 2023-04-23 22:26 01:23:21 1959393 500 426 0 74 +438.95 +/- 40.01
184930 ncm-et-13 2023-04-23 22:26 01:24:03 1961811 500 420 0 80 +424.27 +/- 38.4
184929 ncm-et-3 2023-04-23 22:25 01:23:38 1965258 500 433 0 67 +457.52 +/- 42.15
184922 ncm-et-10 2023-04-23 21:03 01:25:14 1937107 500 431 0 69 +452.04 +/- 41.5
184921 ncm-et-9 2023-04-23 21:02 01:23:18 1957557 500 436 2 62 +460.32 +/- 43.99
184920 ncm-et-4 2023-04-23 21:02 01:24:30 1962200 500 423 1 76 +429.05 +/- 39.52
184919 ncm-et-13 2023-04-23 21:01 01:24:31 1966337 500 432 1 67 +452.04 +/- 42.22
184918 ncm-et-15 2023-04-23 21:01 01:25:00 1952077 500 431 0 69 +452.04 +/- 41.5
184917 ncm-et-3 2023-04-23 21:00 01:23:49 1960927 500 432 0 68 +454.76 +/- 41.82
184910 ncm-et-9 2023-04-23 19:36 01:25:47 1939864 500 432 1 67 +452.04 +/- 42.22
184909 ncm-et-10 2023-04-23 19:35 01:27:05 1949034 500 434 1 65 +457.52 +/- 42.89
184908 ncm-et-4 2023-04-23 19:35 01:26:08 1955568 500 433 0 67 +457.52 +/- 42.15
184907 ncm-et-15 2023-04-23 19:35 01:25:33 1955877 500 442 0 58 +484.24 +/- 45.47
184906 ncm-et-13 2023-04-23 19:34 01:26:16 1955299 500 430 0 70 +449.35 +/- 41.19
184905 ncm-et-3 2023-04-23 19:34 01:25:10 1941543 500 424 0 76 +433.94 +/- 39.45
184898 ncm-et-9 2023-04-23 18:10 01:25:12 1937729 500 436 0 64 +466.03 +/- 43.18
184897 ncm-et-3 2023-04-23 18:09 01:24:19 1963868 500 433 1 66 +454.76 +/- 42.55
184896 ncm-et-10 2023-04-23 18:09 01:25:26 1949379 500 429 1 70 +444.09 +/- 41.26
184895 ncm-et-15 2023-04-23 18:09 01:25:14 1947968 500 424 1 75 +431.48 +/- 39.8
184894 ncm-et-4 2023-04-23 18:08 01:26:16 1938860 500 436 0 64 +466.03 +/- 43.18
184893 ncm-et-13 2023-04-23 18:08 01:25:42 1957106 500 416 1 83 +412.8 +/- 37.74
184886 ncm-et-9 2023-04-23 16:43 01:26:18 1948424 500 430 1 69 +446.7 +/- 41.57
184885 ncm-et-13 2023-04-23 16:43 01:24:09 1959699 500 440 0 60 +477.98 +/- 44.67
184884 ncm-et-10 2023-04-23 16:43 01:25:27 1949790 500 422 0 78 +429.05 +/- 38.92
184883 ncm-et-3 2023-04-23 16:43 01:25:30 1956979 500 427 0 73 +441.5 +/- 40.29
184882 ncm-et-15 2023-04-23 16:43 01:25:06 1952977 500 433 0 67 +457.52 +/- 42.15
184881 ncm-et-4 2023-04-23 16:43 01:24:37 1947821 500 431 1 68 +449.35 +/- 41.89

Commit

Commit ID c90dd38903206ede56fa73c15d7d2b366d56ebdb
Author Muzhen Gaming
Date 2023-04-22 08:43:29 UTC
Simplify away complexity in evaluation Simplification STC: https://tests.stockfishchess.org/tests/view/64394bc0605991a801b4f6f0 LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 72360 W: 19313 L: 19138 D: 33909 Ptnml(0-2): 206, 7883, 19800, 8112, 179 Simplification LTC: https://tests.stockfishchess.org/tests/view/6439e788c233ce943b6bdac1 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 224992 W: 60665 L: 60654 D: 103673 Ptnml(0-2): 96, 21875, 68526, 21920, 79 closes https://github.com/official-stockfish/Stockfish/pull/4530 Bench: 3709369
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