HP 8GB DDR3 SDRAM Memory Module - 8 GB (2 x 4GB) - DDR3-1600/PC3-12800 DDR3 SDRAM - 1600 MHz - 240-pin - DIMM
CTO ONLY 8GB 4GBX2 DDR3-1600
Technical Specifications:
Memory Size: 8 GBMemory Technology: DDR3 SDRAMNumber of Modules: 2 x 4GBMemory Speed: 1600 MHzMemory Standard: DDR3-1600/PC3-12800Number of Pins: 240-pinForm Factor: DIMM