Comparison of GIGABYTE Radeon RX 6800 XT video card vs EVGA GeForce RTX 2070 SUPER FTW3 ULTRA video card by specifications and benchmarks. GIGABYTE Radeon RX 6800 XT runs at 1.825 GHz base clock speed and has 16 GB of GDDR6 memory, while video card EVGA GeForce RTX 2070 SUPER FTW3 ULTRA runs at 1.605 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 300 W, and the second is 215 W. Compare the table of benchmark results to find out which graphic card is better.