https://wccftech.com/amd-radeon-rx-6900-xt-overclocked-record-breaking-3-3-ghz-over-41000-points-3dmark-fire-strike-extreme-benchmark/ > The AMD Radeon RX 6900 XT graphics card has once again been pushed to its limit and scored a record-breaking 3.3 GHz overclock. The overclock was achieved by team OGS from Greece on the PowerColor Radeon RX 6900 XT Ultimate graphics card. > The AMD Radeon RX 6900 XT custom variants have been receiving the Big Navi 21 XTXH upgrade for a while now. We have seen the ASUS ROG STRIX LC TOP, Sapphire TOXIC Extreme, PowerColor Red Devil / Liquid Devil Ultimate, and ASRock OC Formula variants getting the specific GPU variant so far. The Navi 21 XTXH isn't just a binned GPU with higher clocked speeds, it also opens up 4.00 GHz maximum clock limits allowing overclockers to hit record speeds with LN2 cooling.