This is the Dell XPS 12, a high end two-in-one coming in November

[Windows Central]

With a 12.5-inch 4K display, the brand new Dell XPS 12 offers the "ultimate tablet experience."
It's been leaked and rumored before but today Dell has made its brand new XPS 12 official. Unlike its laptop siblings, the XPS 13 and XPS 15, the XPS 12 is a two-in-one.

Full story from the WindowsCentral blog...