G.SKILL F5-4800S4039A16GX1-RS 16GB (1 x 16GB)/ DDR5 4800 MT/s / Timings 40-39-39-76/ Voltage 1.1V/ Ripjaws

G.SKILL F4-4000C18D-16GVK 16GB (2 x 8GB)/ PC4-32000 / DDR4 4000 Mhz/ Timings 18-22-22-42/ Voltage 1.35V/ RipjawsV