Focus on a discrete graphics chip.
Check out the Lenovo outlet site. Filter on discrete graphics and see what is offered.
Check out the strength of the graphics chip.
Offerings change daily.
Or, if you want new, filter on gaming and see what is offered. Here is one:
http://shop.lenovo.com/us/en/laptops/ideapad/y-series/y410p/?sb=:000001C9:0000F40D:
Again, the key is the strength of the graphics.