Corsair 4GB DDR3 240-pin DIMM 1600MHz CL9 Vengeance LP (Personal Computers)
Superb RAM. Fit perfectly in a cooler BIG! It was impossible for me to upgrade my pc with the cooler that I own because it is huge (takes the place of a Slot RAM) But I wanted to change it because it has very good performance so I took that RAM modul