Dev Builds » 20200808-0625

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 08:35:48 1962722 3334 2309 52 973 +286.11 +/- 10.89
ncm-et-4 08:36:19 1961129 3333 2256 63 1014 +274.2 +/- 10.67
ncm-et-9 08:36:12 1964870 3331 2303 60 968 +283.82 +/- 10.93
ncm-et-10 08:36:31 1958132 3312 2287 59 966 +283.39 +/- 10.94
ncm-et-13 08:36:11 1963185 3335 2337 54 944 +291.03 +/- 11.07
ncm-et-15 08:36:30 1970872 3355 2342 57 956 +288.76 +/- 11.0
20000 13834 345 5821 +284.5 +/- 4.45

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
138363 ncm-et-10 2020-09-14 09:58 00:50:06 1955413 312 229 7 76 +309.32 +/- 39.48
138362 ncm-et-4 2020-09-14 09:56 00:51:59 1965335 333 225 8 100 +270.36 +/- 34.27
138361 ncm-et-9 2020-09-14 09:56 00:51:47 1971565 331 227 7 97 +278.33 +/- 34.8
138360 ncm-et-3 2020-09-14 09:56 00:51:39 1963994 334 234 4 96 +293.7 +/- 34.88
138359 ncm-et-13 2020-09-14 09:56 00:52:11 1962457 335 235 4 96 +294.31 +/- 34.88
138358 ncm-et-15 2020-09-14 09:53 00:55:12 1974825 355 246 8 101 +281.95 +/- 34.12
138357 ncm-et-10 2020-09-14 08:39 01:18:12 1957094 500 347 13 140 +280.42 +/- 28.93
138356 ncm-et-3 2020-09-14 08:38 01:16:43 1962004 500 334 9 157 +269.37 +/- 27.19
138355 ncm-et-9 2020-09-14 08:38 01:17:13 1959695 500 338 8 154 +275.45 +/- 27.45
138354 ncm-et-4 2020-09-14 08:37 01:17:53 1970947 500 326 10 164 +258.75 +/- 26.59
138353 ncm-et-13 2020-09-14 08:36 01:18:14 1962306 500 360 6 134 +306.84 +/- 29.51
138352 ncm-et-15 2020-09-14 08:36 01:16:14 1966324 500 337 11 152 +270.57 +/- 27.7
138351 ncm-et-9 2020-09-14 07:20 01:17:06 1960016 500 344 10 146 +280.42 +/- 28.28
138350 ncm-et-3 2020-09-14 07:19 01:17:33 1962458 500 361 8 131 +305.45 +/- 29.9
138349 ncm-et-4 2020-09-14 07:19 01:17:25 1965073 500 345 12 143 +279.17 +/- 28.61
138348 ncm-et-10 2020-09-14 07:19 01:19:04 1954666 500 343 15 142 +273.0 +/- 28.72
138347 ncm-et-13 2020-09-14 07:18 01:17:09 1961842 500 346 7 147 +286.77 +/- 28.12
138346 ncm-et-15 2020-09-14 07:18 01:17:01 1978569 500 360 4 136 +309.64 +/- 29.21
138345 ncm-et-9 2020-09-14 06:01 01:17:30 1971110 500 366 6 128 +315.35 +/- 30.23
138344 ncm-et-4 2020-09-14 06:01 01:16:40 1968007 500 352 6 142 +295.94 +/- 28.61
138343 ncm-et-15 2020-09-14 06:01 01:16:00 1969249 500 361 7 132 +306.84 +/- 29.77
138342 ncm-et-3 2020-09-14 06:00 01:18:11 1963533 500 356 7 137 +299.97 +/- 29.19
138341 ncm-et-10 2020-09-14 06:00 01:17:48 1958933 500 331 7 162 +268.17 +/- 26.68
138340 ncm-et-13 2020-09-14 05:59 01:18:04 1960774 500 339 11 150 +273.0 +/- 27.9
138339 ncm-et-9 2020-09-14 04:44 01:15:57 1967711 500 346 9 145 +284.22 +/- 28.37
138338 ncm-et-3 2020-09-14 04:42 01:16:42 1961841 500 347 7 146 +288.06 +/- 28.22
138337 ncm-et-15 2020-09-14 04:42 01:17:17 1965075 500 330 11 159 +262.24 +/- 27.05
138336 ncm-et-4 2020-09-14 04:42 01:17:50 1948499 500 327 15 158 +254.16 +/- 27.19
138335 ncm-et-13 2020-09-14 04:41 01:17:04 1965996 500 351 10 139 +289.36 +/- 29.02
138334 ncm-et-10 2020-09-14 04:40 01:18:46 1957120 500 343 8 149 +281.68 +/- 27.94
138333 ncm-et-9 2020-09-14 03:24 01:18:36 1960001 500 353 8 139 +294.61 +/- 28.99
138332 ncm-et-15 2020-09-14 03:24 01:17:05 1974358 500 357 6 137 +302.7 +/- 29.16
138331 ncm-et-3 2020-09-14 03:24 01:17:27 1963228 500 344 10 146 +280.42 +/- 28.28
138330 ncm-et-4 2020-09-14 03:23 01:17:43 1945281 500 344 5 151 +286.77 +/- 27.65
138329 ncm-et-13 2020-09-14 03:23 01:17:20 1965842 500 356 8 136 +298.62 +/- 29.32
138328 ncm-et-10 2020-09-14 03:22 01:16:31 1961393 500 346 6 148 +288.06 +/- 27.99
138327 ncm-et-13 2020-09-14 02:05 01:16:09 1963079 500 350 8 142 +290.66 +/- 28.66
138326 ncm-et-4 2020-09-14 02:05 01:16:49 1964765 500 337 7 156 +275.45 +/- 27.24
138325 ncm-et-3 2020-09-14 02:05 01:17:33 1962001 500 333 7 160 +270.57 +/- 26.87
138324 ncm-et-15 2020-09-14 02:05 01:17:41 1967705 500 351 10 139 +289.36 +/- 29.02
138323 ncm-et-10 2020-09-14 02:05 01:16:04 1962307 500 348 3 149 +294.61 +/- 27.77
138322 ncm-et-9 2020-09-14 02:05 01:18:03 1963994 500 329 12 159 +259.91 +/- 27.07

Commit

Commit ID dc5af66eadf3cbe3c3ef106657e561c1aa8ac97f
Author Unai Corzo
Date 2020-08-08 06:25:06 UTC
Tweak futility pruning depth. STC https://tests.stockfishchess.org/tests/view/5f2d237161e3b6af64881f43 LLR: 2.96 (-2.94,2.94) {-0.50,1.50} Total: 12712 W: 1823 L: 1664 D: 9225 Ptnml(0-2): 122, 1166, 3627, 1313, 128 LTC https://tests.stockfishchess.org/tests/view/5f2d473061e3b6af64881f6f LLR: 2.96 (-2.94,2.94) {0.25,1.75} Total: 12104 W: 912 L: 788 D: 10404 Ptnml(0-2): 13, 665, 4582, 769, 23 closes https://github.com/official-stockfish/Stockfish/pull/2930 bench: 4271421
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