Comparison of GIGABYTE RX 5500 XT D6 8G video card vs ASUS Dual GeForce RTX 2080 OC Evo video card by specifications and benchmarks. GIGABYTE RX 5500 XT D6 8G runs at 1.647 GHz+ 2 % base clock speed and has 8 GB of GDDR6 memory, while video card ASUS Dual GeForce RTX 2080 OC Evo runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 130 W, and the second is 215 W. Compare the table of benchmark results to find out which graphic card is better.