So guys i bought an XFX R9270 for my computer. I have an asus ASUS P5G41T-M LX Motherboard,E7200 core 2 duo processor an hd 4850 1 gb,4g ram ddr3 gskill. Running Windows 7 64 bits.Power supply cx500 watts corsair.So i tested in my friends cpu and runs fine. But when i plug into my computer theres no display its all black. im using my tv as a monitor for the moment with an dvi adapter with my old card an hd 4850 its working just fine i tested the ports and they are ok too.Updated my bios also and nothing. No display.Could you guys help me please??? I know it will prolly bottleneck but im upgrading my computer by parts because i dont have enough money right now.I would really apreciate some help.