Dev Builds » 20230109-1928

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 11:16:57 1957203 3372 2900 5 467 +447.42 +/- 15.77
ncm-et-4 11:17:15 1957564 3380 2961 3 416 +470.66 +/- 16.71
ncm-et-9 11:12:14 1952081 3313 2861 4 448 +452.53 +/- 16.1
ncm-et-10 11:07:32 1952160 3328 2851 5 472 +443.01 +/- 15.68
ncm-et-13 10:58:18 1960319 3266 2804 5 457 +445.41 +/- 15.94
ncm-et-15 11:13:42 1953996 3341 2869 0 472 +447.66 +/- 15.66
20000 17246 22 2732 +450.96 +/- 6.51

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
163872 ncm-et-13 2023-01-11 02:03 00:54:29 1955450 266 227 1 38 +435.96 +/- 56.77
163871 ncm-et-9 2023-01-11 01:53 01:03:34 1948726 313 270 0 43 +452.87 +/- 53.08
163870 ncm-et-10 2023-01-11 01:51 01:06:00 1949331 328 278 0 50 +433.39 +/- 48.99
163869 ncm-et-15 2023-01-11 01:48 01:09:09 1939049 341 291 0 50 +440.69 +/- 49.01
163868 ncm-et-3 2023-01-11 01:40 01:16:39 1956946 372 325 0 47 +468.45 +/- 50.71
163867 ncm-et-4 2023-01-11 01:39 01:17:10 1937664 380 334 1 45 +472.4 +/- 51.99
163866 ncm-et-13 2023-01-11 00:21 01:41:01 1951216 500 437 1 62 +466.04 +/- 43.97
163865 ncm-et-9 2023-01-11 00:09 01:43:06 1939104 500 426 1 73 +436.43 +/- 40.36
163864 ncm-et-10 2023-01-11 00:08 01:41:46 1948174 500 437 0 63 +468.95 +/- 43.54
163863 ncm-et-15 2023-01-11 00:07 01:40:13 1963994 500 417 0 83 +417.31 +/- 37.67
163862 ncm-et-3 2023-01-11 00:01 01:38:31 1959852 500 429 1 70 +444.09 +/- 41.26
163861 ncm-et-4 2023-01-10 23:59 01:40:19 1956522 500 432 0 68 +454.76 +/- 41.82
163860 ncm-et-13 2023-01-10 22:37 01:42:57 1956980 500 440 0 60 +477.98 +/- 44.67
163859 ncm-et-9 2023-01-10 22:27 01:41:43 1955723 500 444 0 56 +490.71 +/- 46.32
163858 ncm-et-15 2023-01-10 22:26 01:40:14 1958708 500 437 0 63 +468.95 +/- 43.54
163857 ncm-et-10 2023-01-10 22:25 01:42:14 1941790 500 425 1 74 +433.94 +/- 40.08
163856 ncm-et-3 2023-01-10 22:22 01:38:52 1961690 500 428 1 71 +441.5 +/- 40.95
163855 ncm-et-4 2023-01-10 22:18 01:40:13 1955427 500 434 0 66 +460.32 +/- 42.48
163854 ncm-et-13 2023-01-10 20:57 01:39:19 1961970 500 431 1 68 +449.35 +/- 41.89
163853 ncm-et-9 2023-01-10 20:46 01:40:03 1962461 500 424 1 75 +431.48 +/- 39.8
163852 ncm-et-10 2023-01-10 20:44 01:40:41 1954666 500 430 1 69 +446.7 +/- 41.57
163851 ncm-et-15 2023-01-10 20:43 01:42:52 1954686 500 429 0 71 +446.7 +/- 40.89
163850 ncm-et-3 2023-01-10 20:39 01:41:46 1954690 500 433 2 65 +452.04 +/- 42.92
163849 ncm-et-4 2023-01-10 20:37 01:39:51 1962195 500 448 1 51 +500.83 +/- 48.73
163848 ncm-et-13 2023-01-10 19:17 01:40:03 1975635 500 411 0 89 +404.05 +/- 36.31
163847 ncm-et-9 2023-01-10 19:05 01:41:05 1956636 500 437 0 63 +468.95 +/- 43.54
163846 ncm-et-10 2023-01-10 19:03 01:40:50 1948390 500 437 0 63 +468.95 +/- 43.54
163845 ncm-et-15 2023-01-10 19:01 01:40:39 1946961 500 428 0 72 +444.08 +/- 40.59
163844 ncm-et-3 2023-01-10 18:58 01:40:59 1956636 500 431 1 68 +449.35 +/- 41.89
163843 ncm-et-4 2023-01-10 18:56 01:41:02 1962190 500 435 0 65 +463.15 +/- 42.83
163842 ncm-et-13 2023-01-10 17:35 01:41:16 1954351 500 437 2 61 +463.16 +/- 44.37
163841 ncm-et-10 2023-01-10 17:24 01:37:33 1959394 500 428 2 70 +438.95 +/- 41.29
163840 ncm-et-9 2023-01-10 17:23 01:41:05 1942800 500 433 1 66 +454.76 +/- 42.55
163839 ncm-et-15 2023-01-10 17:20 01:40:58 1957911 500 432 0 68 +454.76 +/- 41.82
163838 ncm-et-3 2023-01-10 17:16 01:41:17 1953302 500 423 0 77 +431.48 +/- 39.18
163837 ncm-et-4 2023-01-10 17:15 01:39:49 1964801 500 437 1 62 +466.04 +/- 43.97
163836 ncm-et-13 2023-01-10 15:55 01:39:13 1966635 500 421 0 79 +426.65 +/- 38.66
163835 ncm-et-10 2023-01-10 15:45 01:38:28 1963379 500 416 1 83 +412.8 +/- 37.74
163834 ncm-et-9 2023-01-10 15:41 01:41:38 1959117 500 427 1 72 +438.95 +/- 40.66
163833 ncm-et-15 2023-01-10 15:39 01:39:37 1956666 500 435 0 65 +463.15 +/- 42.83
163832 ncm-et-3 2023-01-10 15:36 01:38:53 1957305 500 431 0 69 +452.04 +/- 41.5
163831 ncm-et-4 2023-01-10 15:36 01:38:51 1964155 500 441 0 59 +481.09 +/- 45.07

Commit

Commit ID e9e7a7b83f78b5c7d29f69083589b449d9b52390
Author Sebastian Buchwald
Date 2023-01-09 19:28:24 UTC
Replace some std::string occurrences with std::string_view std::string_view is more lightweight than std::string. Furthermore, std::string_view variables can be declared constexpr. closes https://github.com/official-stockfish/Stockfish/pull/4328 No functional change
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