. CT16G4SFD832A is a 16 GB dual ranked x 8 DDR4 notebook module that operates at speeds up to 3200 MT/s & has a CL22 latency. It is an unbuffered SODIMM. It conforms to the industry standard DDR4 SODIMM layout of 260 pins & is compatible with systems that take DDR4 3200 MT/s SODIMM memory..