Corsair 4GB (1x4GB) DDR4 2133MHz Unbuffered CL15 DIMM - 4 GB (1 x 4GB) - DDR4-2133/PC4-17000 DDR4 SDRAM - 2133 MHz - CL15 - 1.20 V - Unbuffered - 288-pin - DIMM - Lifetime Warranty

288-pin for enhanced, dependable system performance with maximum usability DIMM form factor with 288-pin and 4 GB memory size effectively lessens the electrical load on the memory controller to allow maximum feasibility 1 x 4GB modules for dependable storage efficiency and maximum convenience Up to 2133 MHz speed for smooth computer performance Unbuffered signal processing provides reliable optimization for your required applications to allow maximum usability DIMM 4 GB memory allows you to have more programs open at a time DDR4-2133/PC4-17000 interface multiplexes 2-bit data from memory cell and I/O buses to minimize processor idle time and enhance your computers performance CL15 CAS latency for quicker access to the required location in a timely efficient manner Allow convenient and fast access to the stored information your computer is actively using for maximum efficiency