Dev Builds » 20211221-1240

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 11:16:23 1952847 3354 2880 4 470 +446.02 +/- 15.71
ncm-et-4 11:16:18 1955919 3333 2890 10 433 +454.88 +/- 16.4
ncm-et-9 11:16:26 1959163 3338 2875 4 459 +449.48 +/- 15.9
ncm-et-10 11:12:10 1957223 3309 2840 4 465 +445.46 +/- 15.8
ncm-et-13 11:15:49 1957017 3303 2831 3 469 +444.34 +/- 15.72
ncm-et-15 11:15:54 1957252 3363 2856 4 503 +434.01 +/- 15.18
20000 17172 29 2799 +445.59 +/- 6.43

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
155823 ncm-et-10 2021-12-24 04:03 00:50:40 1952218 240 205 1 34 +436.43 +/- 60.23
155822 ncm-et-13 2021-12-24 03:52 01:01:58 1958778 303 253 0 50 +418.43 +/- 48.94
155821 ncm-et-4 2021-12-24 03:46 01:07:16 1959700 333 295 2 36 +477.81 +/- 58.47
155820 ncm-et-9 2021-12-24 03:46 01:08:07 1958318 338 290 0 48 +446.68 +/- 50.09
155819 ncm-et-15 2021-12-24 03:41 01:12:56 1961543 363 313 0 50 +452.38 +/- 49.05
155818 ncm-et-3 2021-12-24 03:41 01:13:03 1934457 354 306 1 47 +451.48 +/- 50.78
155817 ncm-et-10 2021-12-24 02:19 01:42:58 1952827 500 420 0 80 +424.27 +/- 38.4
155816 ncm-et-13 2021-12-24 02:09 01:41:24 1954504 500 427 0 73 +441.5 +/- 40.29
155815 ncm-et-4 2021-12-24 02:04 01:41:41 1955578 500 433 4 63 +446.7 +/- 43.57
155814 ncm-et-9 2021-12-24 02:04 01:41:11 1962307 500 433 1 66 +454.76 +/- 42.55
155813 ncm-et-15 2021-12-24 02:01 01:39:18 1961873 500 420 2 78 +419.61 +/- 39.03
155812 ncm-et-3 2021-12-24 01:59 01:40:47 1959241 500 428 0 72 +444.08 +/- 40.59
155811 ncm-et-10 2021-12-24 00:39 01:39:15 1962015 500 429 0 71 +446.7 +/- 40.89
155810 ncm-et-13 2021-12-24 00:27 01:41:34 1960192 500 432 1 67 +452.04 +/- 42.22
155809 ncm-et-4 2021-12-24 00:24 01:39:54 1959878 500 432 2 66 +449.35 +/- 42.58
155808 ncm-et-9 2021-12-24 00:21 01:41:47 1951919 500 431 0 69 +452.04 +/- 41.5
155807 ncm-et-15 2021-12-24 00:19 01:41:21 1940178 500 417 0 83 +417.31 +/- 37.67
155806 ncm-et-3 2021-12-24 00:17 01:41:32 1955570 500 439 2 59 +468.96 +/- 45.15
155805 ncm-et-10 2021-12-23 22:56 01:43:04 1955566 500 431 2 67 +446.7 +/- 42.25
155804 ncm-et-13 2021-12-23 22:44 01:42:19 1957865 500 427 1 72 +438.95 +/- 40.66
155803 ncm-et-4 2021-12-23 22:40 01:43:09 1937918 500 429 2 69 +441.5 +/- 41.61
155802 ncm-et-9 2021-12-23 22:40 01:41:14 1957864 500 432 1 67 +452.04 +/- 42.22
155801 ncm-et-3 2021-12-23 22:36 01:40:26 1939245 500 415 1 84 +410.58 +/- 37.5
155800 ncm-et-15 2021-12-23 22:36 01:42:37 1952074 500 422 0 78 +429.05 +/- 38.92
155799 ncm-et-10 2021-12-23 21:14 01:41:17 1956663 500 431 0 69 +452.04 +/- 41.5
155798 ncm-et-13 2021-12-23 21:00 01:43:15 1955571 500 434 1 65 +457.52 +/- 42.89
155797 ncm-et-9 2021-12-23 20:59 01:40:18 1963719 500 428 1 71 +441.5 +/- 40.95
155796 ncm-et-4 2021-12-23 20:58 01:41:00 1960618 500 442 0 58 +484.24 +/- 45.47
155795 ncm-et-15 2021-12-23 20:56 01:38:26 1962458 500 426 1 73 +436.43 +/- 40.36
155794 ncm-et-3 2021-12-23 20:56 01:39:32 1961087 500 423 0 77 +431.48 +/- 39.18
155793 ncm-et-10 2021-12-23 19:33 01:39:46 1963379 500 428 1 71 +441.5 +/- 40.95
155792 ncm-et-9 2021-12-23 19:17 01:40:57 1963843 500 436 0 64 +466.03 +/- 43.18
155791 ncm-et-13 2021-12-23 19:17 01:43:15 1956792 500 425 0 75 +436.43 +/- 39.73
155790 ncm-et-3 2021-12-23 19:16 01:39:17 1962774 500 434 0 66 +460.32 +/- 42.48
155789 ncm-et-10 2021-12-23 19:15 00:14:19 1958624 69 62 0 7 +508.82 +/- 157.95
155788 ncm-et-4 2021-12-23 19:15 01:42:58 1953131 500 445 0 55 +494.02 +/- 46.77
155787 ncm-et-15 2021-12-23 19:14 01:41:23 1957418 500 429 0 71 +446.7 +/- 40.89
155786 ncm-et-15 2021-12-23 17:34 01:39:53 1965226 500 429 1 70 +444.09 +/- 41.26
155785 ncm-et-13 2021-12-23 17:34 01:42:04 1955420 500 433 0 67 +457.52 +/- 42.15
155784 ncm-et-4 2021-12-23 17:34 01:40:20 1964613 500 414 0 86 +410.58 +/- 36.97
155783 ncm-et-9 2021-12-23 17:34 01:42:52 1956177 500 425 1 74 +433.94 +/- 40.08
155782 ncm-et-10 2021-12-23 17:34 01:40:51 1956493 500 434 0 66 +460.32 +/- 42.48
155781 ncm-et-3 2021-12-23 17:33 01:41:46 1957556 500 435 0 65 +463.15 +/- 42.83

Commit

Commit ID 2c30956a13986454dcc5dd8c7daa1b27d5a77a1b
Author bmc4
Date 2021-12-21 12:40:57 UTC
Remove Capture Extension This revert the patch #3692, probably can be simplified after the introduction of #3838. Fixed-game test: ELO: -1.41 +-1.8 (95%) LOS: 5.9% Total: 20000 W: 1552 L: 1633 D: 16815 Ptnml(0-2): 38, 1242, 7517, 1169, 34 https://tests.stockfishchess.org/tests/view/61bc1a2057a0d0f327c32a3c STC: LLR: 2.94 (-2.94,2.94) <-2.25,0.25> Total: 44528 W: 11619 L: 11478 D: 21431 Ptnml(0-2): 146, 5020, 11771, 5201, 126 https://tests.stockfishchess.org/tests/view/61bc638c57a0d0f327c338fe LTC: LLR: 2.94 (-2.94,2.94) <-2.25,0.25> Total: 34136 W: 8847 L: 8704 D: 16585 Ptnml(0-2): 23, 3475, 9925, 3626, 19 https://tests.stockfishchess.org/tests/view/61bcb24257a0d0f327c34813 closes https://github.com/official-stockfish/Stockfish/pull/3863 Bench: 4054695
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