I have GIGABYTE GA-G1.SNIPER A88X Socket FM2+/ AMD A88X/ DDR3/ 2-Way CrossFireX/ SATA3&USB3.0/ A&GbE/ ATX Motherboard with AMD A10 7870K Processors 3.9GHz Socket FM2+ 95W, Black (AD787KXDJCBOX) and i want to know what vga card I can install it that can make the CrossFire work the vga card that is built-in with the motherboard