Dev Builds » 20210511-1741

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

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 08:18:22 1969156 3358 2681 20 657 +374.52 ± 13.28
ncm-et-4 08:18:29 1965769 3324 2685 16 623 +384.56 ± 13.64
ncm-et-9 08:18:11 1958741 3337 2665 15 657 +376.1 ± 13.27
ncm-et-10 08:18:33 1955839 3303 2647 18 638 +377.82 ± 13.48
ncm-et-13 08:18:28 1957609 3330 2639 15 676 +370.4 ± 13.08
ncm-et-15 08:18:16 1961085 3348 2675 17 656 +375.89 ± 13.29
20000 15992 101 3907 +376.5 ± 5.44

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
146582 ncm-et-10 2021-05-12 14:18 00:46:13 1956025 303 240 2 61 +368.11 ± 44.21
146581 ncm-et-13 2021-05-12 14:15 00:49:21 1954961 330 252 1 77 +346.62 ± 39.02
146580 ncm-et-4 2021-05-12 14:15 00:49:22 1958787 324 253 2 69 +358.54 ± 41.45
146579 ncm-et-9 2021-05-12 14:14 00:50:34 1962320 337 275 4 58 +385.74 ± 45.44
146578 ncm-et-3 2021-05-12 14:12 00:52:40 1960618 358 276 1 81 +352.93 ± 38.04
146577 ncm-et-15 2021-05-12 14:12 00:52:32 1953474 348 275 2 71 +367.21 ± 40.86
146576 ncm-et-10 2021-05-12 13:02 01:15:45 1953897 500 401 2 97 +379.78 ± 34.83
146575 ncm-et-9 2021-05-12 13:00 01:13:24 1964198 500 404 1 95 +387.57 ± 35.16
146574 ncm-et-4 2021-05-12 12:59 01:15:23 1960162 500 388 2 110 +356.21 ± 32.6
146573 ncm-et-13 2021-05-12 12:59 01:15:51 1947585 500 404 0 96 +389.56 ± 34.9
146572 ncm-et-15 2021-05-12 12:59 01:12:51 1962544 500 388 0 112 +359.67 ± 32.17
146571 ncm-et-3 2021-05-12 12:57 01:14:45 1972499 500 405 6 89 +379.78 ± 36.47
146570 ncm-et-10 2021-05-12 11:46 01:15:18 1955113 500 398 4 98 +370.41 ± 34.7
146569 ncm-et-15 2021-05-12 11:45 01:13:21 1967394 500 399 1 100 +377.87 ± 34.22
146568 ncm-et-4 2021-05-12 11:44 01:14:41 1975769 500 413 0 87 +408.38 ± 36.75
146567 ncm-et-9 2021-05-12 11:44 01:15:39 1953457 500 404 3 93 +383.64 ± 35.64
146566 ncm-et-13 2021-05-12 11:43 01:15:36 1956484 500 384 2 114 +349.43 ± 31.99
146565 ncm-et-3 2021-05-12 11:42 01:13:46 1971114 500 405 3 92 +385.59 ± 35.84
146564 ncm-et-9 2021-05-12 10:30 01:13:11 1963398 500 392 1 107 +364.98 ± 33.02
146563 ncm-et-10 2021-05-12 10:30 01:15:41 1955893 500 395 2 103 +368.59 ± 33.75
146562 ncm-et-15 2021-05-12 10:29 01:14:33 1964338 500 411 5 84 +393.6 ± 37.58
146561 ncm-et-4 2021-05-12 10:28 01:14:49 1966768 500 398 1 101 +375.98 ± 34.04
146560 ncm-et-3 2021-05-12 10:28 01:14:01 1966396 500 401 0 99 +383.63 ± 34.34
146559 ncm-et-13 2021-05-12 10:26 01:15:37 1947590 500 410 4 86 +393.6 ± 37.13
146558 ncm-et-9 2021-05-12 09:16 01:13:37 1971100 500 404 0 96 +389.56 ± 34.9
146557 ncm-et-10 2021-05-12 09:13 01:16:06 1957858 500 396 3 101 +368.59 ± 34.13
146556 ncm-et-4 2021-05-12 09:13 01:14:49 1961863 500 406 5 89 +383.64 ± 36.48
146555 ncm-et-15 2021-05-12 09:13 01:15:49 1955778 500 391 5 104 +356.21 ± 33.66
146554 ncm-et-3 2021-05-12 09:12 01:14:36 1968942 500 400 3 97 +375.98 ± 34.86
146553 ncm-et-13 2021-05-12 09:11 01:14:43 1964611 500 416 4 80 +406.2 ± 38.54
146552 ncm-et-3 2021-05-12 07:59 01:13:12 1973270 500 398 2 100 +374.11 ± 34.27
146551 ncm-et-9 2021-05-12 07:59 01:16:27 1951469 500 397 3 100 +370.41 ± 34.31
146550 ncm-et-4 2021-05-12 07:58 01:14:15 1975607 500 413 5 82 +397.72 ± 38.04
146549 ncm-et-10 2021-05-12 07:58 01:14:53 1952219 500 404 2 94 +385.59 ± 35.4
146548 ncm-et-15 2021-05-12 07:57 01:15:07 1954657 500 397 2 101 +372.25 ± 34.1
146547 ncm-et-13 2021-05-12 07:56 01:14:08 1962322 500 394 2 104 +366.78 ± 33.58
146546 ncm-et-3 2021-05-12 06:43 01:15:22 1971256 500 396 5 99 +364.98 ± 34.53
146545 ncm-et-9 2021-05-12 06:43 01:15:19 1945251 500 389 3 108 +356.21 ± 32.96
146544 ncm-et-15 2021-05-12 06:42 01:14:03 1969412 500 414 2 84 +406.2 ± 37.55
146543 ncm-et-4 2021-05-12 06:42 01:15:10 1961433 500 414 1 85 +408.38 ± 37.27
146542 ncm-et-10 2021-05-12 06:42 01:14:37 1959868 500 413 3 84 +401.92 ± 37.57
146541 ncm-et-13 2021-05-12 06:42 01:13:12 1969714 500 379 2 119 +341.24 ± 31.27

Commit

Commit ID a0e2debe3f1d14f84984a9a2c1482dc41f695548
Author bmc4
Date 2021-05-11 17:41:44 UTC
Remove coordination between searching threads In summary, this revert #2204, as it seems not to bring any strength anymore, so it's no long needed. STC (5+0.05 @ 8 threads): LLR: 2.96 (-2.94,2.94) <-2.50,0.50> Total: 105728 W: 6406 L: 6393 D: 92929 Ptnml(0-2): 154, 5479, 41599, 5464, 168 https://tests.stockfishchess.org/tests/view/6096994095e7f1852abd3154 LTC (20+0.2 @ 8 threads): LLR: 2.96 (-2.94,2.94) <-2.50,0.50> Total: 26336 W: 774 L: 712 D: 24850 Ptnml(0-2): 9, 641, 11810, 695, 13 https://tests.stockfishchess.org/tests/view/6097c62995e7f1852abd31e8 closes https://github.com/official-stockfish/Stockfish/pull/3459 No functional change.
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