Dev Builds » 20220607-0634

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 13:35:37 1958834 4006 3415 10 581 +436.4 +/- 14.14
ncm-et-9 13:35:23 1962268 4001 3407 6 588 +436.48 +/- 14.04
ncm-et-10 13:35:54 1955715 3991 3431 7 553 +446.61 +/- 14.49
ncm-et-13 13:34:42 1961307 4000 3488 8 504 +463.16 +/- 15.19
ncm-et-15 13:35:17 1959311 4002 3447 9 546 +448.12 +/- 14.59
20000 17188 40 2772 +445.91 +/- 6.46

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
158979 ncm-et-9 2022-06-08 07:52 00:01:14 1957102 1 1 0 0 +1129.65 +/- 376.02
158978 ncm-et-15 2022-06-08 07:51 00:01:20 1955873 2 1 0 1 +190.5 +/- 634.21
158977 ncm-et-3 2022-06-08 07:51 00:01:59 1962948 6 6 0 0 +1199.83 +/- 215.27
158976 ncm-et-10 2022-06-08 06:14 01:38:39 1954354 491 419 3 69 +433.02 +/- 41.61
158975 ncm-et-3 2022-06-08 06:11 01:39:36 1963535 500 439 1 60 +471.92 +/- 44.73
158974 ncm-et-15 2022-06-08 06:08 01:42:25 1960008 500 426 0 74 +438.95 +/- 40.01
158973 ncm-et-9 2022-06-08 06:08 01:42:41 1963537 500 425 0 75 +436.43 +/- 39.73
158972 ncm-et-13 2022-06-08 06:08 01:43:44 1953593 500 429 0 71 +446.7 +/- 40.89
158971 ncm-et-10 2022-06-08 04:29 01:44:10 1953438 500 426 0 74 +438.95 +/- 40.01
158970 ncm-et-3 2022-06-08 04:28 01:42:33 1956038 500 423 1 76 +429.05 +/- 39.52
158969 ncm-et-9 2022-06-08 04:26 01:41:13 1967693 500 424 1 75 +431.48 +/- 39.8
158968 ncm-et-15 2022-06-08 04:26 01:41:26 1958353 500 434 2 64 +454.76 +/- 43.27
158967 ncm-et-13 2022-06-08 04:26 01:40:49 1960013 500 443 0 57 +487.45 +/- 45.89
158966 ncm-et-3 2022-06-08 02:47 01:39:56 1960010 500 418 2 80 +415.05 +/- 38.52
158965 ncm-et-10 2022-06-08 02:47 01:41:30 1963104 500 433 0 67 +457.52 +/- 42.15
158964 ncm-et-13 2022-06-08 02:43 01:42:23 1959084 500 441 2 57 +474.93 +/- 45.97
158963 ncm-et-9 2022-06-08 02:43 01:42:39 1963845 500 421 2 77 +421.93 +/- 39.29
158962 ncm-et-15 2022-06-08 02:42 01:43:50 1958164 500 424 3 73 +426.65 +/- 40.41
158961 ncm-et-10 2022-06-08 01:05 01:41:26 1954403 500 431 1 68 +449.35 +/- 41.89
158960 ncm-et-3 2022-06-08 01:02 01:44:15 1954675 500 414 1 85 +408.38 +/- 37.27
158959 ncm-et-9 2022-06-08 01:02 01:40:19 1963538 500 424 1 75 +431.48 +/- 39.8
158958 ncm-et-15 2022-06-08 01:02 01:39:14 1959236 500 433 0 67 +457.52 +/- 42.15
158957 ncm-et-13 2022-06-08 00:59 01:43:25 1955428 500 428 1 71 +441.5 +/- 40.95
158956 ncm-et-10 2022-06-07 23:22 01:42:20 1958824 500 424 0 76 +433.94 +/- 39.45
158955 ncm-et-3 2022-06-07 23:19 01:42:29 1950553 500 436 1 63 +463.16 +/- 43.6
158954 ncm-et-15 2022-06-07 23:18 01:43:00 1960626 500 423 1 76 +429.05 +/- 39.52
158953 ncm-et-9 2022-06-07 23:18 01:43:26 1952675 500 434 0 66 +460.32 +/- 42.48
158952 ncm-et-13 2022-06-07 23:17 01:41:36 1965546 500 433 2 65 +452.04 +/- 42.92
158951 ncm-et-10 2022-06-07 21:38 01:43:22 1955741 500 437 2 61 +463.16 +/- 44.37
158950 ncm-et-9 2022-06-07 21:36 01:41:11 1963237 500 427 1 72 +438.95 +/- 40.66
158949 ncm-et-3 2022-06-07 21:36 01:42:21 1958011 500 425 1 74 +433.94 +/- 40.08
158948 ncm-et-15 2022-06-07 21:36 01:41:40 1960617 500 437 1 62 +466.04 +/- 43.97
158947 ncm-et-13 2022-06-07 21:35 01:41:44 1968021 500 430 3 67 +441.5 +/- 42.25
158946 ncm-et-10 2022-06-07 19:55 01:42:01 1954960 500 430 0 70 +449.35 +/- 41.19
158945 ncm-et-15 2022-06-07 19:54 01:41:43 1958624 500 434 1 65 +457.52 +/- 42.89
158944 ncm-et-3 2022-06-07 19:53 01:42:02 1957274 500 424 2 74 +429.05 +/- 40.11
158943 ncm-et-9 2022-06-07 19:53 01:42:35 1967251 500 423 1 76 +429.05 +/- 39.52
158942 ncm-et-13 2022-06-07 19:52 01:41:28 1961235 500 448 0 52 +504.32 +/- 48.17
158941 ncm-et-3 2022-06-07 18:12 01:40:26 1966462 500 430 1 69 +446.7 +/- 41.57
158940 ncm-et-9 2022-06-07 18:12 01:40:05 1961542 500 428 0 72 +444.08 +/- 40.59
158939 ncm-et-15 2022-06-07 18:12 01:40:39 1962305 500 435 1 64 +460.32 +/- 43.24
158938 ncm-et-10 2022-06-07 18:12 01:42:26 1950896 500 431 1 68 +449.35 +/- 41.89
158937 ncm-et-13 2022-06-07 18:12 01:39:33 1967540 500 436 0 64 +466.03 +/- 43.18

Commit

Commit ID 00297cfef0ad604a61aaff2747dea029fa6aa733
Author candirufish
Date 2022-06-07 06:34:14 UTC
Use qsearch on step 11 if depth is equal to or below 0 larger reduction of depth if no TT entry is found, and go in qsearch as needed. stc: https://tests.stockfishchess.org/tests/view/629dfacd593a4a9b6482db72 LLR: 2.93 (-2.94,2.94) <0.00,2.50> Total: 31920 W: 8591 L: 8322 D: 15007 Ptnml(0-2): 127, 3551, 8376, 3738, 168 ltc: https://tests.stockfishchess.org/tests/view/629e304e593a4a9b6482e451 LLR: 2.95 (-2.94,2.94) <0.50,3.00> Total: 17488 W: 4842 L: 4614 D: 8032 Ptnml(0-2): 13, 1670, 5151, 1896, 14 closes https://github.com/official-stockfish/Stockfish/pull/4056 Bench: 5870283
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