Question about MSI Z790 Gaming Plus Wifi (Z790,S1700,ATX,DDR5)

RAM with 6800 MHz is generally allowed if the motherboard supports DDR5 RAM and the speed can be achieved through overclocking. The MSI Z790 GAMING PLUS WIFI supports DDR5 RAM with up to 7200+(OC) MHz, which means that 6800 MHz is within the possible spectrum as long as it is achieved through overclocking.