HI! I have recently noticed like many, my ram was running at 2133mhz. originally XMP was not in bios, but I updated it. I enabled XMP and my voltage went from 1.2 to 1.35 but the speed remained at 2133mhz.
Specs are
Motherboard: Gigabyte GA-H170N-WIFI
Ram: Corsair vengeance LPX 2x8gb 3200mhz DDR4
CPU: Intel I5-6500
running bios F22e
Specs are
Motherboard: Gigabyte GA-H170N-WIFI
Ram: Corsair vengeance LPX 2x8gb 3200mhz DDR4
CPU: Intel I5-6500
running bios F22e