Kingston Technology ValueRAM 16GB Kit (4x4GB Modules) 1333MHz DDR3L PC3-10600 ECC Reg CL9 1.35V DIMM DR x8 Server Workstation Motherboard Memory KVR13LR9D8K4/16 16GB Kit (4x4GB Modules) of 1333MHz DDR3L 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