Dev Builds » 20170131-0854

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 06:01:47 1989203 2447 784 93 1570 +100.85 +/- 7.9
ncm-et-4 06:01:38 1978961 2445 764 85 1596 +99.09 +/- 7.76
ncm-et-5 01:53:00 2022468 782 240 31 511 +95.17 +/- 13.76
ncm-et-6 01:53:10 2025654 764 235 38 491 +91.66 +/- 14.24
ncm-et-7 01:52:52 1960585 741 254 25 462 +111.0 +/- 14.67
ncm-et-8 01:52:58 2006684 776 234 28 514 +94.49 +/- 13.6
ncm-et-9 06:01:43 1991526 2438 801 106 1531 +101.87 +/- 8.1
ncm-et-10 06:01:38 1984439 2447 761 123 1563 +92.73 +/- 8.0
ncm-et-11 01:52:58 1966914 749 256 30 463 +108.2 +/- 14.77
ncm-et-12 01:53:09 2005509 766 231 37 498 +89.95 +/- 14.06
ncm-et-13 06:01:10 1994858 2454 729 117 1608 +88.51 +/- 7.79
ncm-et-14 01:52:53 2020673 769 224 31 514 +89.1 +/- 13.59
ncm-et-15 06:01:39 1983604 2422 762 100 1560 +97.44 +/- 7.93
20000 6275 844 12881 +96.77 +/- 2.76

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
62342 ncm-et-15 2018-12-12 14:05 00:22:44 1962764 154 39 6 109 +75.62 +/- 28.62
62341 ncm-et-3 2018-12-12 14:03 00:24:05 1964458 161 50 1 110 +109.2 +/- 28.08
62340 ncm-et-10 2018-12-12 14:03 00:24:36 1968032 171 45 8 118 +76.38 +/- 28.09
62339 ncm-et-9 2018-12-12 14:02 00:25:14 1973762 164 59 8 97 +111.74 +/- 33.0
62338 ncm-et-4 2018-12-12 14:02 00:25:26 1928167 166 56 3 107 +114.95 +/- 29.72
62337 ncm-et-13 2018-12-12 14:01 00:26:51 1980285 184 53 8 123 +86.73 +/- 27.9
62336 ncm-et-3 2018-12-12 12:49 01:13:03 1965996 500 164 13 323 +108.3 +/- 17.2
62335 ncm-et-15 2018-12-12 12:49 01:14:51 1964924 500 154 16 330 +98.44 +/- 16.95
62334 ncm-et-10 2018-12-12 12:48 01:13:34 1963695 500 156 24 320 +93.95 +/- 17.66
62333 ncm-et-13 2018-12-12 12:47 01:12:48 1987712 500 142 28 330 +80.63 +/- 17.26
62332 ncm-et-4 2018-12-12 12:47 01:14:18 1972376 500 145 20 335 +88.74 +/- 16.82
62331 ncm-et-9 2018-12-12 12:46 01:14:42 1974837 500 165 19 316 +104.49 +/- 17.72
62330 ncm-et-3 2018-12-12 11:33 01:14:59 1964302 500 153 21 326 +93.95 +/- 17.29
62329 ncm-et-15 2018-12-12 11:32 01:15:23 1952842 500 171 27 302 +102.97 +/- 18.6
62328 ncm-et-4 2018-12-12 11:32 01:13:28 1964765 500 140 14 346 +89.48 +/- 16.09
62327 ncm-et-10 2018-12-12 11:32 01:15:10 1967090 500 165 27 308 +98.44 +/- 18.31
62326 ncm-et-13 2018-12-12 11:32 01:13:59 1980285 500 160 20 320 +99.95 +/- 17.55
62325 ncm-et-9 2018-12-12 11:31 01:14:52 1970792 500 156 23 321 +94.7 +/- 17.58
62324 ncm-et-13 2018-12-12 10:16 01:14:38 1972507 500 144 21 335 +87.26 +/- 16.84
62323 ncm-et-9 2018-12-12 10:16 01:13:40 1977474 500 161 21 318 +99.95 +/- 17.68
62322 ncm-et-15 2018-12-12 10:16 01:15:37 1986253 500 163 21 316 +101.46 +/- 17.78
62321 ncm-et-4 2018-12-12 10:16 01:15:25 1958789 500 174 24 302 +107.54 +/- 18.53
62320 ncm-et-3 2018-12-12 10:16 01:16:24 1986698 500 168 21 311 +105.25 +/- 18.02
62319 ncm-et-10 2018-12-12 10:16 01:15:20 1966312 500 155 30 315 +88.74 +/- 18.03
10076 ncm-et-7 2018-03-20 01:14 00:34:44 1976096 241 82 8 151 +110.24 +/- 25.65
10075 ncm-et-11 2018-03-20 01:13 00:35:33 1998991 249 78 13 158 +92.84 +/- 25.31
10074 ncm-et-13 2018-03-20 01:10 00:38:40 2023609 270 80 12 178 +89.43 +/- 23.34
10073 ncm-et-15 2018-03-20 01:10 00:38:50 2018070 268 80 10 178 +92.9 +/- 23.13
10072 ncm-et-6 2018-03-20 01:10 00:39:03 2025572 264 88 12 164 +102.93 +/- 24.91
10071 ncm-et-14 2018-03-20 01:10 00:38:59 2020347 269 68 11 190 +74.75 +/- 21.71
10070 ncm-et-8 2018-03-20 01:10 00:39:22 2019372 276 84 10 182 +95.49 +/- 22.93
10069 ncm-et-10 2018-03-20 01:09 00:39:43 2020673 276 95 12 169 +107.81 +/- 24.62
10068 ncm-et-12 2018-03-20 01:09 00:39:57 1989042 266 80 14 172 +88.04 +/- 24.08
10067 ncm-et-9 2018-03-20 01:09 00:40:29 2026233 274 90 11 173 +103.1 +/- 24.02
10066 ncm-et-4 2018-03-20 01:08 00:40:40 2024427 279 82 11 186 +90.4 +/- 22.63
10065 ncm-et-5 2018-03-20 01:08 00:40:53 2021162 282 84 12 186 +90.71 +/- 22.8
10064 ncm-et-3 2018-03-20 01:07 00:41:56 2025899 286 92 13 181 +98.53 +/- 23.55
10063 ncm-et-10 2018-03-19 23:54 01:13:15 2020836 500 145 22 333 +87.26 +/- 16.97
10062 ncm-et-8 2018-03-19 23:54 01:13:36 1993997 500 150 18 332 +93.95 +/- 16.91
10061 ncm-et-13 2018-03-19 23:54 01:14:14 2024754 500 150 28 322 +86.52 +/- 17.65
10060 ncm-et-5 2018-03-19 23:54 01:12:07 2023774 500 156 19 325 +97.69 +/- 17.28
10059 ncm-et-11 2018-03-19 23:54 01:17:25 1934837 500 178 17 305 +116.0 +/- 18.2
10058 ncm-et-7 2018-03-19 23:54 01:18:08 1945075 500 172 17 311 +111.37 +/- 17.91
10057 ncm-et-4 2018-03-19 23:54 01:12:21 2025247 500 167 13 320 +110.6 +/- 17.34
10056 ncm-et-15 2018-03-19 23:54 01:14:14 2016772 500 155 20 325 +96.19 +/- 17.31
10055 ncm-et-14 2018-03-19 23:54 01:13:54 2020999 500 156 20 324 +96.94 +/- 17.36
10054 ncm-et-6 2018-03-19 23:54 01:14:07 2025736 500 147 26 327 +85.78 +/- 17.36
10053 ncm-et-12 2018-03-19 23:54 01:13:12 2021977 500 151 23 326 +90.97 +/- 17.34
10052 ncm-et-9 2018-03-19 23:54 01:12:46 2026063 500 170 24 306 +104.49 +/- 18.34
10051 ncm-et-3 2018-03-19 23:54 01:11:20 2027866 500 157 24 319 +94.7 +/- 17.7

Commit

Commit ID ddecdc97d71e07536d1b1a23ffca7b0475a5b480
Author Stéphane Nicolet
Date 2017-01-31 08:54:38 UTC
Simplify away QueenContactChecks Changing the definition of safe checks to include squares protected only by the king, but twice attacked by the opponent. STC: LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 8691 W: 1683 L: 1541 D: 5467 http://tests.stockfishchess.org/tests/view/588f53b50ebc5915193f7dc7 LTC: LLR: 2.96 (-2.94,2.94) [-3.00,1.00] Total: 31266 W: 4150 L: 4043 D: 23073 http://tests.stockfishchess.org/tests/view/588f68ab0ebc5915193f7dda Bench : 5885815
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