Comparison of GIGABYTE Radeon RX 5600 XT Gaming 6G video card vs Gainward GeForce GTX 1080 Phoenix video card by specifications and benchmarks. GIGABYTE Radeon RX 5600 XT Gaming 6G runs at 1.130 GHz base clock speed and has 6 GB of GDDR6 memory, while video card Gainward GeForce GTX 1080 Phoenix runs at 1.607 GHz base clock speed and has 8 GB of GDDR5X memory. The TDP of the first video card is 160 W, and the second is 180 W. Compare the table of benchmark results to find out which graphic card is better.