ECC Certified: Rimlance 16GB DDR4 2133MHz UDIMM is ECC (Error Correcting Code) certified for enhanced data protection. Speed: Operates at 2133MHz PC4-17000 data transfer rate for high performance. Capacity: 16GB (1 x 16GB) DDR4 UDIMM module for server memory upgrades. DIMM Type: Unbuffered (UDIMM) 2RX8 design with