G.skill 2X2GB PC3-12800/DDR3 1600 Mhz 9-9-9-24 1.5V Ripjaws 240pin dimm
Specification
Intel P55
Intel X48
Intel X38
Intel P4x Series
AMD 790 Series
AMD 785 Series
AMD 890 Series
4GB (2GB x2)
Qualified Motherboards List