The HP Pro x2 612 is a combination of a laptop and a Wacom driven tablet that is aimed at business users.
http://www.notebookcheck.net/HP-Pro-x2-612-2-in-1-Convertible-Hands-On.119055.0.html
when will it be available to buy? :o
Probably next month. They will announce details at IFA 2014, hopefully.