Dev Builds » 20190515-0749

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 08:33:58 1971740 3338 1959 78 1301 +221.65 +/- 9.35
ncm-et-4 08:33:35 1976827 3342 1967 72 1303 +223.45 +/- 9.33
ncm-et-9 08:33:51 1975301 3326 1933 76 1317 +219.02 +/- 9.28
ncm-et-10 08:33:50 1964646 3324 1933 64 1327 +221.02 +/- 9.22
ncm-et-13 08:33:44 1972052 3327 1923 68 1336 +218.64 +/- 9.19
ncm-et-15 08:33:55 1970448 3343 1972 81 1290 +222.75 +/- 9.4
20000 11687 439 7874 +221.09 +/- 3.79

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
82160 ncm-et-13 2019-05-20 19:26 00:49:38 1983850 327 198 6 123 +233.93 +/- 30.52
82159 ncm-et-10 2019-05-20 19:24 00:51:09 1957706 324 184 3 137 +219.18 +/- 28.44
82158 ncm-et-9 2019-05-20 19:24 00:51:02 1987250 326 196 6 124 +231.64 +/- 30.38
82157 ncm-et-4 2019-05-20 19:23 00:52:13 1972874 342 211 8 123 +237.35 +/- 30.68
82156 ncm-et-3 2019-05-20 19:23 00:52:31 1963685 338 189 8 141 +207.71 +/- 28.37
82155 ncm-et-15 2019-05-20 19:22 00:53:17 1966769 343 204 9 130 +224.21 +/- 29.79
82154 ncm-et-9 2019-05-20 18:07 01:16:17 1974361 500 299 14 187 +224.97 +/- 24.84
82153 ncm-et-13 2019-05-20 18:06 01:18:16 1966150 500 285 10 205 +214.85 +/- 23.48
82152 ncm-et-10 2019-05-20 18:06 01:16:53 1967231 500 299 12 189 +227.04 +/- 24.65
82151 ncm-et-4 2019-05-20 18:04 01:17:35 1979072 500 274 10 216 +204.07 +/- 22.77
82150 ncm-et-15 2019-05-20 18:04 01:17:02 1974359 500 283 9 208 +213.85 +/- 23.25
82149 ncm-et-3 2019-05-20 18:03 01:18:27 1977434 500 299 13 188 +226.0 +/- 24.74
82148 ncm-et-13 2019-05-20 16:48 01:16:49 1973751 500 290 15 195 +214.85 +/- 24.29
82147 ncm-et-10 2019-05-20 16:48 01:16:46 1965237 500 294 7 199 +227.04 +/- 23.78
82146 ncm-et-9 2019-05-20 16:47 01:18:27 1973277 500 295 17 188 +217.85 +/- 24.82
82145 ncm-et-4 2019-05-20 16:47 01:16:30 1965997 500 284 13 203 +210.89 +/- 23.7
82144 ncm-et-3 2019-05-20 16:45 01:16:54 1963993 500 304 10 186 +234.38 +/- 24.81
82143 ncm-et-15 2019-05-20 16:45 01:17:37 1968171 500 311 11 178 +240.82 +/- 25.45
82142 ncm-et-13 2019-05-20 15:31 01:16:32 1970667 500 279 11 210 +207.95 +/- 23.18
82141 ncm-et-10 2019-05-20 15:31 01:16:39 1961248 500 287 9 204 +217.85 +/- 23.51
82140 ncm-et-9 2019-05-20 15:29 01:17:25 1993128 500 271 5 224 +206.01 +/- 22.08
82139 ncm-et-4 2019-05-20 15:28 01:17:35 1985226 500 297 9 194 +228.08 +/- 24.2
82138 ncm-et-3 2019-05-20 15:28 01:16:28 1984130 500 292 17 191 +214.85 +/- 24.6
82137 ncm-et-15 2019-05-20 15:27 01:17:01 1968167 500 294 14 192 +219.87 +/- 24.48
82136 ncm-et-10 2019-05-20 14:13 01:16:52 1965546 500 302 7 191 +235.45 +/- 24.35
82135 ncm-et-13 2019-05-20 14:12 01:17:22 1967873 500 299 9 192 +230.16 +/- 24.35
82134 ncm-et-9 2019-05-20 14:11 01:16:41 1966469 500 291 11 198 +219.87 +/- 23.98
82133 ncm-et-3 2019-05-20 14:11 01:16:05 1968157 500 292 8 200 +223.94 +/- 23.75
82132 ncm-et-15 2019-05-20 14:10 01:16:08 1965227 500 294 12 194 +221.9 +/- 24.29
82131 ncm-et-4 2019-05-20 14:10 01:17:02 1974749 500 290 9 201 +220.88 +/- 23.72
82130 ncm-et-10 2019-05-20 12:55 01:16:29 1970479 500 287 15 198 +211.87 +/- 24.08
82129 ncm-et-13 2019-05-20 12:54 01:17:12 1968015 500 281 8 211 +212.86 +/- 23.02
82128 ncm-et-9 2019-05-20 12:53 01:17:17 1967084 500 292 10 198 +221.9 +/- 23.95
82127 ncm-et-3 2019-05-20 12:53 01:16:55 1972396 500 296 12 192 +223.94 +/- 24.43
82126 ncm-et-15 2019-05-20 12:53 01:16:24 1976693 500 294 15 191 +218.86 +/- 24.57
82125 ncm-et-4 2019-05-20 12:53 01:16:16 1965228 500 314 11 175 +244.1 +/- 25.69
82124 ncm-et-13 2019-05-20 11:35 01:17:55 1974059 500 291 9 200 +221.9 +/- 23.78
82123 ncm-et-10 2019-05-20 11:35 01:19:02 1965081 500 280 11 209 +208.93 +/- 23.25
82122 ncm-et-4 2019-05-20 11:35 01:16:24 1994647 500 297 12 191 +224.97 +/- 24.5
82121 ncm-et-15 2019-05-20 11:35 01:16:26 1973751 500 292 11 197 +220.88 +/- 24.05
82120 ncm-et-9 2019-05-20 11:35 01:16:42 1965540 500 289 13 198 +215.85 +/- 24.03
82119 ncm-et-3 2019-05-20 11:35 01:16:38 1972391 500 287 10 203 +216.85 +/- 23.61

Commit

Commit ID 7df832fea63761775494d7e360102c62230005c7
Author Michael Chaly
Date 2019-05-15 07:49:29 UTC
Decrease reduction in case we had singular extension. #2146 Passed STC http://tests.stockfishchess.org/tests/view/5cda71790ebc5925cf057a84 LLR: 2.95 (-2.94,2.94) [0.50,4.50] Total: 73454 W: 16482 L: 15954 D: 41018 Passed LTC http://tests.stockfishchess.org/tests/view/5cdab17b0ebc5925cf05822f LLR: 2.95 (-2.94,2.94) [0.00,3.50] Total: 56696 W: 9877 L: 9538 D: 37281 Original idea by @locutus2 bench 3378510
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