Cisco 16GB DDR4 SDRAM Memory Module - 16 GB (1 x 16GB) - DDR4-2666/PC4-21300 DDR4 SDRAM - 2666 MHz - CL19 - 1.20 V - ECC - Registered - 288-pin - DIMM RAM Module is the single answer to all your desired and heavy-duty application memory needs Up to 2666 MHz speed with registered signal for playing the latest games and using heavy software 16 GB capacity is enough to execute all memory hungry programs simultaneously DDR4 SDRAM interface multiplexes 2-bit data from memory cell and I/O buses to minimize processor idle time and enhance your computer's performance 1 x 16GB modules for quick access and retrieval of data and information to ensure maximum usability 288-pin for faster, dependable performance and better access to data and information CL19 CAS latency for faster, dependable clock cycles which allows quick access and retrieval of data and information Server device support for your ram module to allow enhanced performance and reliable memory solution DIMM form factor with 288-pin and 16 GB memory size effectively reduces minimizes the load on the server memory BUS to ensure maximum productivity Registered signal processing allows high speed and accuracy to allow maximum reliability