DIRECT SHIP ITEM Dell 4GB DDR3 SDRAM Memory Module - For Workstation, Server - 4 GB (1 x 4 GB) - DDR3-1600/PC3-12800 DDR3 SDRAM - ECC - Unbuffered - 240-pin - DIMM DELL SNPWM5YYC/4G 1YR Exchange Only Warranty