Comparison of GIGABYTE Radeon RX 6900 XT 16G video card vs Colorful GeForce RTX 3070 Ti Ultra W OC 8G-V video card by specifications and benchmarks. GIGABYTE Radeon RX 6900 XT 16G runs at 1.825 GHz base clock speed and has 16 GB of GDDR6 memory, while video card Colorful GeForce RTX 3070 Ti Ultra W OC 8G-V runs at 1.575 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 310 W+ 7 %. Compare the table of benchmark results to find out which graphic card is better.