Comparison of GIGABYTE AORUS Radeon RX 6900 XT Master 16G video card vs KFA2 GeForce RTX 3090 HOF video card by specifications and benchmarks. GIGABYTE AORUS Radeon RX 6900 XT Master 16G runs at 1.950 GHz+ 7 % base clock speed and has 16 GB of GDDR6 memory, while video card KFA2 GeForce RTX 3090 HOF runs at 1.395 GHz base clock speed and has 24 GB of GDDR6X memory. The TDP of the first video card is 300 W, and the second is 420 W+ 20 %. Compare the table of benchmark results to find out which graphic card is better.