4

2PCS 8GB 240p PC3-10600 CL9 2Rx4 DDR3-1333 ECC DIMM We don't use Generic module to avoid incompatibility. BY CMS Guaranteed to work in your computer or you get all of your money back Compatible with: all systems that use ddr3 ecc unbuffred 1333mhz Maximum Memory: 32 GB using ECC UDIMMs  Expansion: 4 Sockets Xeon E3 series processors require ECC Unbuffered memory. Registered ECC memory not supported.