Samsung 2x2 GB PC3-10600 1333Mbps DDR3 Very Low Profile 40nm class UDIMM - MV-3V2G4D/US Add 2x2 GB of memory to your DDR3-compatible PC or computer server Compatible with PC3-10600, PC3-8500, PC3-6400 memory solutions Advanced 40-nm technology uses up to 47 percent less power than conventional 60-nm modules Very-Low Profile (VLP) -- Two-thirds as wide as conventional memory modules Consistent data rates of 1,333 Mbps for faster performance Backed by a limited lifetime warranty