Comparison of PowerColor Radeon RX 5500 XT ITX 8G video card vs ASUS Dual GeForce RTX 2080 Ti OC video card by specifications and benchmarks. PowerColor Radeon RX 5500 XT ITX 8G runs at 1.607 GHz base clock speed and has 8 GB of GDDR6 memory, while video card ASUS Dual GeForce RTX 2080 Ti OC runs at 1.350 GHz base clock speed and has 11 GB of GDDR6 memory. The TDP of the first video card is 130 W, and the second is 250 W. Compare the table of benchmark results to find out which graphic card is better.