Comparison of PowerColor Red Devil Radeon RX 6800 XT video card vs Colorful iGame GeForce RTX 3080 Vulcan OC 12G LHR-V video card by specifications and benchmarks. PowerColor Red Devil Radeon RX 6800 XT runs at 1.900 GHz+ 4 % base clock speed and has 16 GB of GDDR6 memory, while video card Colorful iGame GeForce RTX 3080 Vulcan OC 12G LHR-V runs at 1.260 GHz base clock speed and has 12 GB of GDDR6X memory. The TDP of the first video card is 300 W, and the second is 390 W+ 11 %. Compare the table of benchmark results to find out which graphic card is better.