Comparison of Sapphire Radeon RX 6800 video card vs Colorful iGame GeForce GTX 1080 Ti Vulcan AD-V video card by specifications and benchmarks. Sapphire Radeon RX 6800 runs at 1.800 GHz+ 6 % base clock speed and has 16 GB of GDDR6 memory, while video card Colorful iGame GeForce GTX 1080 Ti Vulcan AD-V runs at 1.480 GHz base clock speed and has 11 GB of GDDR5X memory. The TDP of the first video card is 250 W, and the second is 280 W+ 12 %. Compare the table of benchmark results to find out which graphic card is better.