Windows 7
GIGABYTE GA-X58A-UD3R LGA
CORSAIR Cooling Hydro Series CWCH50
XFX HD-587X-ZNFC Radeon HD 5870
Intel Core i7-920
CORSAIR HX Series CMPSU-850HX 850W
Western Digital Caviar Black WD1002FAEX 1TB
Sony DVD/CD drive
Antec Nine Hundred Black Steel ATX Mid Tower Computer Case
Which ram should i Use? This or This?