8GB KIT (2 x 4GB) For HP Compaq G72 Series G72-130SA G72-130SB G72-130SF G72-140ED G72-150EF G72-150EG G72-150SF G72-250US G72-252US G72-253NR. SO-DIMM DDR3 NON-ECC PC3-8500 1066MHz RAM Memory. Genuine A-Tech Brand. 8GB KIT (2 x 4GB) SO-DIMM DDR3 NON-ECC PC3-8500 1066MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For HP Compaq G72 Series. (See Compatibility List Below)