hi guys i am about to embark on my fist build and need all the advice i can get ive chosen the following components but im still not sure about the video card, ive heard that i would be better of with 2 cards due to the crossfire thing but i really dont know whats best, i have about $300 left for the gpu, any advice would be greatly appreciated,
CoolerMaster HAF 912 Advanced
CoolerMaster GX 550W PSU
Pioneer DVR-219L DVDRW OEM
Phenom II X4 965 Black Edition
Western Digital Caviar Black 500GB WD5002AALX
Gigabyte Radeon HD6770 Ultra Durable 1GB (x2)
Corsair Vengeance CMZ8GX3M2A1600C8 8GB (2x4GB) DDR3
Gigabyte GA-990FXA-UD3 Motherboard
CoolerMaster HAF 912 Advanced
CoolerMaster GX 550W PSU
Pioneer DVR-219L DVDRW OEM
Phenom II X4 965 Black Edition
Western Digital Caviar Black 500GB WD5002AALX
Gigabyte Radeon HD6770 Ultra Durable 1GB (x2)
Corsair Vengeance CMZ8GX3M2A1600C8 8GB (2x4GB) DDR3
Gigabyte GA-990FXA-UD3 Motherboard