Think there is a DIY setup you can use, called eGPU i think. I can't remember exact details. But for 100 euro's, some cables, a makeshift dock you can pop in a GPU that you may have already had.
It's a combo of a riser card that connects with the express card on your lappie. I saw one running with a 1050ti, and it worked a treat. Your CPU is a decent one, and would drive a whole host of cards through that setup.
Ill see if I can find the links.
edit: something like this :
http://www.idgconnect.com/abstract/27427/how-transform-laptop-gaming-powerhouse-external-graphics-card
i'm tempted to do it with my own laptop, with an HD4000, but it has an i7 3610qm which would be decent enough for 1080p. And I have a GTX260 216 sitting in the...