Experience the next generation of memory solutions and overcome server limitations with the speedy Crucial 16GB (8GBx2) DDR4 2133 Unbuffered RAM. With twice the responsiveness and capacity, Crucial DDR4 memory delivers faster burst access speeds in an energy-efficient manner. RAM Features Type: 288-Pin DDR4 SDRAM Form Factor: UDIMM Capacity: 16 GB (8GBx2) Speed: DDR4 2133 Voltage: 1.2V