Kingston KVR16R11S8/4EF Kingston ValueRAM 4GB DDR3 SDRAM Memory Module - For Workstation, Server - 4 GB (1 x 4GB) - DDR3-1600/PC3-12800 DDR3 SDRAM - 1600 MHz - CL11 - 1.50 V - ECC - Registered - 240-pin - DIMM

Kingston ValueRAM 4GB DDR3 SDRAM Memory Module - For Workstation, Server - 4 GB (1 x 4GB) - DDR3-1600/PC3-12800 DDR3 SDRAM - 1600 MHz - CL11 - 1.50 V ...