AMD's Radeon RX 6800 stable with continuous 2.55 GHz and RX 6800 XT overclocked up to 2.5 GHz - Thanks to MorePowerTool and board partner BIOS | igor´sLAB
AMD Radeon RX 6900 XT, RX 6800 XT and RX 6800 reference desings are being discontinued - VideoCardz.com : r/hardware