Comparison of PowerColor Red Devil Radeon RX 6700 XT video card vs Colorful iGame GeForce RTX 2080 Advanced-V video card by specifications and benchmarks. PowerColor Red Devil Radeon RX 6700 XT runs at 2.321 GHz base clock speed and has 12 GB of GDDR6 memory, while video card Colorful iGame GeForce RTX 2080 Advanced-V runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 230 W, and the second is 215 W. Compare the table of benchmark results to find out which graphic card is better.