Comparison of PowerColor Radeon RX 5600 XT ITX video card vs ASUS TUF Gaming GeForce RTX 3080 Ti video card by specifications and benchmarks. PowerColor Radeon RX 5600 XT ITX runs at 1.130 GHz base clock speed and has 6 GB of GDDR6 memory, while video card ASUS TUF Gaming GeForce RTX 3080 Ti runs at 1.365 GHz base clock speed and has 12 GB of GDDR6X memory. The TDP of the first video card is 160 W, and the second is 350 W. Compare the table of benchmark results to find out which graphic card is better.