Samsung-IMSourcing 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 Features Up to 2666 MHz speed for playing the latest games and using heavy software DIMM 16 GB capacity is enough to execute all memory hungry programs simultaneously Enables efficient and smooth execution of all your heavy-duty applications with maximum productivity Server device support for your ram module for maximum productivity and convenience Registered signal processing allows high speed and accuracy to allow maximum reliability 1 x 16GB modules for quick access and retrieval of data and information to ensure maximum usability CL19 CAS latency for reliable, fast response and improved performance 288-pin for faster, dependable performance and better access to data and information 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 DDR4-2666/PC4-21300 operates at an effective bus speed with minimal power consumption and as a result, you get optimal computer performance with an improved memory heat dissipation