Comparison of PowerColor Radeon RX 5700 XT video card vs Gainward GeForce GTX 1080 Phoenix GLH 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 Gainward GeForce GTX 1080 Phoenix GLH runs at 1.746 GHz+ 9 % base clock speed and has 8 GB of GDDR5X memory. The TDP of the first video card is 225 W, and the second is 180 W. Compare the table of benchmark results to find out which graphic card is better.