The G.Skill F4-2133C15D-16GIS is a dual-channel kit of two 8 GB DDR4-2133 memory modules (PC4-17000) from the Aegis Series G.Skill. Total capacity is 16 GB. The modules are programmed to latencies of 15-15-15-35 at 2133 MHz and require a voltage of 1.2 volts.