Dev Builds » 20200904-0600

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 08:37:19 1962725 3357 2497 29 831 +326.56 +/- 11.79
ncm-et-4 08:37:08 1957398 3330 2508 40 782 +331.11 +/- 12.18
ncm-et-9 08:37:19 1967880 3351 2485 26 840 +325.52 +/- 11.72
ncm-et-10 08:37:15 1960915 3298 2428 40 830 +318.31 +/- 11.81
ncm-et-13 08:37:30 1960401 3320 2456 46 818 +319.65 +/- 11.91
ncm-et-15 08:37:27 1969691 3344 2454 43 847 +316.07 +/- 11.69
20000 14828 224 4948 +322.82 +/- 4.83

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
137383 ncm-et-10 2020-09-05 23:26 00:45:46 1966153 298 222 8 68 +314.0 +/- 41.73
137382 ncm-et-13 2020-09-05 23:22 00:50:03 1960309 320 248 2 70 +353.43 +/- 41.12
137381 ncm-et-4 2020-09-05 23:21 00:50:41 1965072 330 253 1 76 +349.13 +/- 39.3
137380 ncm-et-15 2020-09-05 23:20 00:52:17 1973115 344 241 4 99 +293.92 +/- 34.33
137379 ncm-et-9 2020-09-05 23:17 00:54:49 1962764 351 265 1 85 +339.74 +/- 37.06
137378 ncm-et-3 2020-09-05 23:15 00:57:16 1957859 357 272 1 84 +345.38 +/- 37.31
137377 ncm-et-10 2020-09-05 22:07 01:18:16 1962770 500 365 6 129 +313.91 +/- 30.1
137376 ncm-et-13 2020-09-05 22:02 01:19:28 1955724 500 378 8 114 +330.23 +/- 32.13
137375 ncm-et-15 2020-09-05 22:01 01:17:19 1962152 500 367 6 127 +316.8 +/- 30.35
137374 ncm-et-4 2020-09-05 22:01 01:18:44 1967694 500 382 9 109 +334.88 +/- 32.87
137373 ncm-et-9 2020-09-05 21:59 01:16:48 1968930 500 369 7 124 +318.25 +/- 30.75
137372 ncm-et-3 2020-09-05 21:56 01:17:57 1959849 500 369 5 126 +321.19 +/- 30.45
137371 ncm-et-10 2020-09-05 20:47 01:18:55 1955872 500 360 2 138 +312.48 +/- 28.9
137370 ncm-et-15 2020-09-05 20:43 01:16:59 1968781 500 373 9 118 +321.19 +/- 31.57
137369 ncm-et-4 2020-09-05 20:43 01:16:59 1959389 500 381 6 113 +338.04 +/- 32.26
137368 ncm-et-13 2020-09-05 20:43 01:17:33 1964455 500 367 6 127 +316.8 +/- 30.35
137367 ncm-et-9 2020-09-05 20:41 01:17:13 1969559 500 361 6 133 +308.24 +/- 29.62
137366 ncm-et-3 2020-09-05 20:40 01:15:21 1963535 500 377 5 118 +333.32 +/- 31.52
137365 ncm-et-10 2020-09-05 19:27 01:19:11 1956942 500 361 7 132 +306.84 +/- 29.77
137364 ncm-et-15 2020-09-05 19:26 01:16:10 1970638 500 373 4 123 +328.7 +/- 30.81
137363 ncm-et-4 2020-09-05 19:25 01:17:01 1962462 500 379 5 116 +336.46 +/- 31.8
137362 ncm-et-13 2020-09-05 19:25 01:17:09 1959851 500 379 8 113 +331.77 +/- 32.27
137361 ncm-et-9 2020-09-05 19:24 01:16:14 1965226 500 382 4 114 +342.85 +/- 32.07
137360 ncm-et-3 2020-09-05 19:20 01:18:24 1962151 500 363 4 133 +313.91 +/- 29.56
137359 ncm-et-4 2020-09-05 18:08 01:16:38 1973919 500 365 8 127 +311.06 +/- 30.39
137358 ncm-et-10 2020-09-05 18:07 01:18:22 1962471 500 370 6 124 +321.19 +/- 30.74
137357 ncm-et-15 2020-09-05 18:07 01:18:28 1971110 500 369 8 123 +316.8 +/- 30.9
137356 ncm-et-13 2020-09-05 18:07 01:17:10 1962919 500 357 11 132 +295.94 +/- 29.81
137355 ncm-et-9 2020-09-05 18:06 01:16:59 1968026 500 374 5 121 +328.7 +/- 31.11
137354 ncm-et-3 2020-09-05 18:03 01:15:33 1966613 500 377 5 118 +333.32 +/- 31.52
137353 ncm-et-13 2020-09-05 16:49 01:16:15 1962456 500 364 6 130 +312.48 +/- 29.98
137352 ncm-et-10 2020-09-05 16:48 01:17:48 1965561 500 368 7 125 +316.8 +/- 30.63
137351 ncm-et-15 2020-09-05 16:48 01:17:39 1971099 500 367 5 128 +318.25 +/- 30.2
137350 ncm-et-4 2020-09-05 16:47 01:19:33 1912733 500 380 4 116 +339.63 +/- 31.78
137349 ncm-et-9 2020-09-05 16:46 01:18:42 1973892 500 370 2 128 +327.18 +/- 30.08
137348 ncm-et-3 2020-09-05 16:46 01:16:42 1965535 500 370 4 126 +324.17 +/- 30.42
137347 ncm-et-3 2020-09-05 15:29 01:16:06 1963536 500 369 5 126 +321.19 +/- 30.45
137346 ncm-et-10 2020-09-05 15:28 01:18:57 1956639 500 382 4 114 +342.85 +/- 32.07
137345 ncm-et-9 2020-09-05 15:28 01:16:34 1966769 500 364 1 135 +319.72 +/- 29.18
137344 ncm-et-13 2020-09-05 15:28 01:19:52 1957096 500 363 5 132 +312.48 +/- 29.71
137343 ncm-et-4 2020-09-05 15:28 01:17:32 1960522 500 368 7 125 +316.8 +/- 30.63
137342 ncm-et-15 2020-09-05 15:28 01:18:35 1970947 500 364 7 129 +311.06 +/- 30.13

Commit

Commit ID 2a696115094882b7dc5c024a97ed7dc2bdc98642
Author VoyagerOne
Date 2020-09-04 06:00:45 UTC
LMR Simplification remove reduction at non-check cut nodes for second move at low depths STC: LLR: 2.95 (-2.94,2.94) {-1.25,0.25} Total: 61712 W: 6594 L: 6543 D: 48575 Ptnml(0-2): 293, 5085, 20082, 5070, 326 https://tests.stockfishchess.org/tests/view/5f5007d6ba100690c5cc5ea9 LTC: LLR: 2.94 (-2.94,2.94) {-0.75,0.25} Total: 57544 W: 2983 L: 2925 D: 51636 Ptnml(0-2): 47, 2568, 23495, 2604, 58 https://tests.stockfishchess.org/tests/view/5f50c597ba100690c5cc5ef7 closes https://github.com/official-stockfish/Stockfish/pull/3103 Bench: 3952302
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