Dev Builds » 20230410-0856

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 09:43:14 1905173 3255 2787 3 465 +443.18 +/- 15.79
ncm-et-4 09:42:56 1924278 3330 2861 4 465 +446.65 +/- 15.8
ncm-et-9 09:45:39 1949137 3391 2943 10 438 +456.05 +/- 16.3
ncm-et-10 09:45:42 1951460 3402 2906 5 491 +439.88 +/- 15.37
ncm-et-13 09:43:18 1900900 3236 2763 2 471 +440.5 +/- 15.68
ncm-et-15 09:45:49 1949552 3386 2913 3 470 +448.58 +/- 15.71
20000 17173 27 2800 +445.78 +/- 6.43

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
183034 ncm-et-13 2023-04-11 05:10 00:39:59 1955718 231 198 0 33 +445.57 +/- 61.04
183033 ncm-et-3 2023-04-11 05:08 00:41:36 1951650 240 210 1 29 +464.35 +/- 65.68
183032 ncm-et-4 2023-04-11 04:57 00:52:24 1950782 303 266 0 37 +474.75 +/- 57.54
183028 ncm-et-15 2023-04-11 04:43 01:06:23 1956332 386 337 0 49 +467.57 +/- 49.61
183026 ncm-et-9 2023-04-11 04:43 01:07:18 1959722 391 344 2 45 +469.96 +/- 51.99
183023 ncm-et-10 2023-04-11 04:40 01:09:31 1937645 402 346 2 54 +443.72 +/- 47.25
183022 ncm-et-3 2023-04-11 03:18 01:49:10 1544676 500 412 1 87 +404.05 +/- 36.82
183021 ncm-et-13 2023-04-11 03:18 01:50:53 1522449 500 427 0 73 +441.5 +/- 40.29
183020 ncm-et-4 2023-04-11 03:18 01:38:15 1710351 500 434 0 66 +460.32 +/- 42.48
183019 ncm-et-15 2023-04-11 03:18 01:25:18 1955332 500 435 0 65 +463.15 +/- 42.83
183016 ncm-et-9 2023-04-11 03:16 01:26:14 1937772 500 434 3 63 +452.04 +/- 43.62
183015 ncm-et-13 2023-04-11 03:14 00:01:24 1952414 5 5 0 0 +1199.83 +/- 231.31
183014 ncm-et-10 2023-04-11 03:14 01:25:18 1942251 500 425 0 75 +436.43 +/- 39.73
183010 ncm-et-3 2023-04-11 03:13 00:03:06 1958010 15 12 0 3 +381.58 +/- 480.22
183008 ncm-et-4 2023-04-11 03:11 00:04:59 1959714 27 22 0 5 +396.42 +/- 200.75
183007 ncm-et-15 2023-04-11 01:51 01:26:21 1935696 500 432 1 67 +452.04 +/- 42.22
183006 ncm-et-9 2023-04-11 01:49 01:25:59 1940791 500 447 1 52 +497.4 +/- 48.23
183005 ncm-et-3 2023-04-11 01:48 01:23:48 1966614 500 438 1 61 +468.96 +/- 44.35
183004 ncm-et-13 2023-04-11 01:48 01:26:00 1955725 500 438 0 62 +471.92 +/- 43.9
183003 ncm-et-10 2023-04-11 01:47 01:26:23 1958167 500 415 1 84 +410.58 +/- 37.5
182999 ncm-et-4 2023-04-11 01:43 01:27:07 1949675 500 429 0 71 +446.7 +/- 40.89
182995 ncm-et-15 2023-04-11 00:23 01:26:27 1944946 500 428 1 71 +441.5 +/- 40.95
182994 ncm-et-9 2023-04-11 00:22 01:26:47 1945290 500 432 1 67 +452.04 +/- 42.22
182993 ncm-et-13 2023-04-11 00:20 01:26:42 1959083 500 429 0 71 +446.7 +/- 40.89
182992 ncm-et-3 2023-04-11 00:20 01:27:14 1954806 500 423 0 77 +431.48 +/- 39.18
182991 ncm-et-10 2023-04-11 00:20 01:27:10 1944708 500 436 0 64 +466.03 +/- 43.18
182990 ncm-et-4 2023-04-11 00:17 01:25:43 1961405 500 433 1 66 +454.76 +/- 42.55
182983 ncm-et-15 2023-04-10 22:56 01:27:01 1955887 500 429 1 70 +444.09 +/- 41.26
182982 ncm-et-13 2023-04-10 22:55 01:25:12 1956221 500 421 1 78 +424.28 +/- 38.99
182981 ncm-et-9 2023-04-10 22:54 01:26:54 1949043 500 424 2 74 +429.05 +/- 40.11
182980 ncm-et-3 2023-04-10 22:54 01:26:05 1959773 500 431 0 69 +452.04 +/- 41.5
182979 ncm-et-10 2023-04-10 22:52 01:26:29 1946312 500 422 2 76 +424.28 +/- 39.56
182978 ncm-et-4 2023-04-10 22:50 01:25:47 1947224 500 434 1 65 +457.52 +/- 42.89
182965 ncm-et-15 2023-04-10 21:29 01:26:25 1949637 500 424 0 76 +433.94 +/- 39.45
182964 ncm-et-9 2023-04-10 21:28 01:25:43 1954246 500 433 1 66 +454.76 +/- 42.55
182963 ncm-et-10 2023-04-10 21:27 01:24:36 1974030 500 427 0 73 +441.5 +/- 40.29
182962 ncm-et-3 2023-04-10 21:26 01:26:28 1949217 500 423 0 77 +431.48 +/- 39.18
182961 ncm-et-13 2023-04-10 21:26 01:27:36 1945568 500 430 1 69 +446.7 +/- 41.57
182960 ncm-et-4 2023-04-10 21:24 01:25:02 1952726 500 421 1 78 +424.28 +/- 38.99
182953 ncm-et-10 2023-04-10 20:00 01:26:15 1957107 500 435 0 65 +463.15 +/- 42.83
182952 ncm-et-9 2023-04-10 20:00 01:26:44 1957099 500 429 0 71 +446.7 +/- 40.89
182951 ncm-et-13 2023-04-10 20:00 01:25:32 1960023 500 415 0 85 +412.8 +/- 37.2
182950 ncm-et-4 2023-04-10 20:00 01:23:39 1962353 500 422 1 77 +426.65 +/- 39.25
182949 ncm-et-15 2023-04-10 20:00 01:27:54 1949034 500 428 0 72 +444.08 +/- 40.59
182948 ncm-et-3 2023-04-10 20:00 01:25:47 1956642 500 438 0 62 +471.92 +/- 43.9

Commit

Commit ID 1a64afb1c65591ccd374504c791eb27b762f6c8f
Author Maxim Masiutin
Date 2023-04-10 08:56:42 UTC
Do no initialize TM in all cases Avoid doing full TM initialization if it won't be used, avoids division by zero. closes https://github.com/official-stockfish/Stockfish/pull/4484 No functional change
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