Comparison of ASUS Radeon RX 6900 XT video card vs ASUS TUF Gaming GeForce RTX 3070 Ti video card by specifications and benchmarks. ASUS Radeon RX 6900 XT runs at 1.825 GHz base clock speed and has 16 GB of GDDR6 memory, while video card ASUS TUF Gaming GeForce RTX 3070 Ti runs at 1.580 GHz base clock speed and has 8 GB of GDDR6X memory. The TDP of the first video card is 300 W, and the second is 290 W. Compare the table of benchmark results to find out which graphic card is better.