This guide is based on http://forum.techinferno.com/implementation-guides/7580-%5Bguide%5D-2014-15-macbook-pro-iris-gtx780%4016gbps-tb2-akitio-thunder2-win8-1-a.html#post103029. Many thanks to the awesome people of this forum and especially Tech Inferno Fan and goalque. Other builds I made 3 builds until now: 2013 13" Macbook Pro + GTX970@16Gbps-TB2 (AKiTiO Thunder2) + Win8.1/OSX10.10 [Dschijn] 2014 15" Macbook Pro Iris + GTX970@16Gbps-TB2 (AKiTiO Thunder2) + Win8.1 [Dschijn] 2014