Comparison of PowerColor Radeon RX 5700 XT video card vs ZOTAC GAMING GeForce RTX 2070 SUPER Twin Fan video card by specifications and benchmarks. PowerColor Radeon RX 5700 XT runs at 1.605 GHz base clock speed and has 8 GB of GDDR6 memory, while video card ZOTAC GAMING GeForce RTX 2070 SUPER Twin Fan runs at 1.605 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 225 W, and the second is 215 W. Compare the table of benchmark results to find out which graphic card is better.