Kingston Technology ValueRAM 8GB 1600MHz DDR3 PC3-12800 ECC Reg CL11 DIMM DR x4 Server Memory KVR16R11D4/8 8GB Module of 1600MHz DDR3 Server Memory Specifically designed and tested for compatibility in various devices 240-pin Registered DIMM From the industry leader in PC Memory Backed by a lifetime warranty and free technical support