Genuine Sussex Police Auction4x Corsair XMS3 DDR3 RAM Modules Totaling 6GB2x 2GB and 2x 1GB modules, this is DDR3 RAM for computers that take normal sized DIMMsModel numbers are CM3X1024-1333C9DHX & CM3X2G1600C9DHXIn used but functional condition with some wear to the metal heatsinksPlease see photos for more detailsPlease contact us …