i've got msi z87 g43 MBO so it supports 1600 mhz rams and i have 1600 mhz ram but my pc shows it at 667 mhz. it has to be 800 mhz. i've downloaded msi command center but couldn't find that option
You have to go into your bios and either manually enter the speed/timings listed on your kit, or enable XMP in the bios in order to change the ram speed.
You have to go into your bios and either manually enter the speed/timings listed on your kit, or enable XMP in the bios in order to change the ram speed.