DELL 2 GB DDR3-1600, 2 GB, 1 x 2 GB, DDR3, 1600 MHz, 240-pin DIMM DELL 2 GB DDR3-1600. Internal memory: 2 GB, Memory layout (modules x size): 1 x 2 GB, Internal memory type: DDR3, Memory clock speed: 1600 MHz, Memory form factor: 240-pin DIMM