Dev Builds » 20211025-1026

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 12:33:28 1960836 5003 4264 11 728 +436.54 +/- 12.62
ncm-et-10 12:34:13 1957748 4999 4282 9 708 +442.49 +/- 12.8
ncm-et-13 12:33:34 1961036 5015 4266 13 736 +434.01 +/- 12.55
ncm-et-15 12:34:17 1956254 4983 4264 8 711 +441.64 +/- 12.77
20000 17076 41 2883 +438.64 +/- 6.34

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
152818 ncm-et-3 2021-10-26 03:32 00:01:23 1968336 3 2 0 1 +279.24 +/- 576.89
152817 ncm-et-13 2021-10-26 03:31 00:03:07 1958317 15 12 0 3 +381.58 +/- 480.22
152816 ncm-et-15 2021-10-26 02:21 01:13:00 1952095 483 424 1 58 +471.59 +/- 45.53
152815 ncm-et-3 2021-10-26 02:18 01:13:34 1961433 500 426 1 73 +436.43 +/- 40.36
152814 ncm-et-10 2021-10-26 02:17 01:16:24 1956201 499 419 0 80 +423.9 +/- 38.4
152813 ncm-et-13 2021-10-26 02:15 01:14:52 1963405 500 428 1 71 +441.5 +/- 40.95
152812 ncm-et-15 2021-10-26 01:05 01:15:03 1961095 500 428 2 70 +438.95 +/- 41.29
152811 ncm-et-3 2021-10-26 01:01 01:15:51 1951980 500 430 0 70 +449.35 +/- 41.19
152810 ncm-et-10 2021-10-26 01:01 01:15:16 1959237 500 426 1 73 +436.43 +/- 40.36
152809 ncm-et-13 2021-10-26 00:59 01:14:57 1959406 500 420 1 79 +421.93 +/- 38.73
152808 ncm-et-15 2021-10-25 23:49 01:15:37 1958164 500 435 1 64 +460.32 +/- 43.24
152807 ncm-et-10 2021-10-25 23:46 01:14:33 1964147 500 428 3 69 +436.43 +/- 41.61
152806 ncm-et-3 2021-10-25 23:44 01:16:59 1948911 500 432 1 67 +452.04 +/- 42.22
152805 ncm-et-13 2021-10-25 23:43 01:16:08 1953453 500 418 1 81 +417.32 +/- 38.22
152804 ncm-et-15 2021-10-25 22:33 01:15:22 1953149 500 421 1 78 +424.28 +/- 38.99
152803 ncm-et-10 2021-10-25 22:30 01:15:35 1956639 500 432 1 67 +452.04 +/- 42.22
152802 ncm-et-13 2021-10-25 22:27 01:14:37 1961878 500 431 1 68 +449.35 +/- 41.89
152801 ncm-et-3 2021-10-25 22:27 01:16:04 1961558 500 420 1 79 +421.93 +/- 38.73
152800 ncm-et-15 2021-10-25 21:16 01:16:33 1943494 500 425 0 75 +436.43 +/- 39.73
152799 ncm-et-10 2021-10-25 21:13 01:15:50 1955282 500 428 0 72 +444.08 +/- 40.59
152798 ncm-et-13 2021-10-25 21:13 01:13:44 1964456 500 426 1 73 +436.43 +/- 40.36
152797 ncm-et-3 2021-10-25 21:13 01:13:44 1963846 500 422 2 76 +424.28 +/- 39.56
152796 ncm-et-15 2021-10-25 19:59 01:15:40 1961081 500 417 0 83 +417.31 +/- 37.67
152795 ncm-et-3 2021-10-25 19:58 01:13:49 1960778 500 436 1 63 +463.16 +/- 43.6
152794 ncm-et-10 2021-10-25 19:56 01:16:26 1950697 500 429 1 70 +444.09 +/- 41.26
152793 ncm-et-13 2021-10-25 19:56 01:16:23 1958631 500 418 2 80 +415.05 +/- 38.52
152792 ncm-et-15 2021-10-25 18:42 01:16:43 1954663 500 425 1 74 +433.94 +/- 40.08
152791 ncm-et-3 2021-10-25 18:42 01:16:04 1967269 500 416 4 80 +406.2 +/- 38.54
152790 ncm-et-10 2021-10-25 18:40 01:16:00 1958323 500 432 0 68 +454.76 +/- 41.82
152789 ncm-et-13 2021-10-25 18:40 01:15:39 1959697 500 434 0 66 +460.32 +/- 42.48
152788 ncm-et-15 2021-10-25 17:25 01:15:55 1956026 500 426 2 72 +433.94 +/- 40.69
152787 ncm-et-3 2021-10-25 17:25 01:15:42 1960311 500 418 1 81 +417.32 +/- 38.22
152786 ncm-et-10 2021-10-25 17:25 01:14:39 1961231 500 430 1 69 +446.7 +/- 41.57
152785 ncm-et-13 2021-10-25 17:24 01:15:32 1963693 500 426 1 73 +436.43 +/- 40.36
152784 ncm-et-15 2021-10-25 16:10 01:14:25 1961080 500 431 0 69 +452.04 +/- 41.5
152783 ncm-et-3 2021-10-25 16:09 01:15:16 1959093 500 433 0 67 +457.52 +/- 42.15
152782 ncm-et-10 2021-10-25 16:09 01:15:19 1954194 500 429 1 70 +444.09 +/- 41.26
152781 ncm-et-13 2021-10-25 16:08 01:14:32 1967078 500 428 3 69 +436.43 +/- 41.61
152780 ncm-et-13 2021-10-25 14:54 01:14:03 1961387 500 425 2 73 +431.48 +/- 40.4
152779 ncm-et-3 2021-10-25 14:54 01:15:02 1965691 500 429 0 71 +446.7 +/- 40.89
152778 ncm-et-10 2021-10-25 14:54 01:14:11 1961536 500 429 1 70 +444.09 +/- 41.26
152777 ncm-et-15 2021-10-25 14:54 01:15:59 1961693 500 432 0 68 +454.76 +/- 41.82

Commit

Commit ID 385deefd807b512a1c404f5cc4c2045f265a800d
Author mstembera
Date 2021-10-25 10:26:44 UTC
Fix sometimes incorrect key for prefetches STC https://tests.stockfishchess.org/tests/view/61737b4f6ce927be32558401 LLR: 2.95 (-2.94,2.94) <-2.50,0.50> Total: 138712 W: 34914 L: 34942 D: 68856 Ptnml(0-2): 421, 14817, 38894, 14817, 407 Very minor tweak since Position::key() depends on the 50 move rule counter. Comments: https://github.com/mstembera/Stockfish/commit/cddde31eed505cdf0c4fc8ff96b89f6e39c797e1 closes https://github.com/official-stockfish/Stockfish/pull/3759 No functional change
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