8Gb 2X4Gb Ram Compatible with Hp Workstation Z200 Z210 Z400 Z600 Z800 Ddr3 Ecc Non Reg For Servers Only By CMS B80 240PIN DDR3 DIMM ECC NON REGISTERED PC3-10600 , DDR3-1333MHZ 2 Pieces Kit This Memory is intended for Server Only. Not for Desktop