HP Compatible 627808-B21 - 16GB DDR3 SDRAM 1333Mhz ECC REG Memory ModuleUpgrade your HP server or workstation with confidence using the HP Compatible 627808 B21 memory module. This 16GB DDR3 SDRAM module blends ECC protection with Registered (REG) technology to deliver dependable performance for data intensive workloads, virtualization, and memory heavy applications. Engineered to fit HP ProLiant servers and other HP certified systems, it provides reliable memory bandwidth at 1333MHz to accelerate multitasking, large