Lenovo 4GB DDR4 SDRAM Memory Module - For Server - 4 GB (1 x 4GB) - DDR4-2133/PC4-17000 DDR4 SDRAM - 2133 MHz - 1.20 V - ECC - Unbuffered - 288-pin - DIMM
2133 MHz memory speed for great multitasking capability
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 computer's performance
