Comparison of Sapphire Nitro+ Radeon RX Vega 64 LE video card vs KFA2 GeForce RTX 2080 Ti EX video card by specifications and benchmarks. Sapphire Nitro+ Radeon RX Vega 64 LE runs at 1.423 GHz+ 14 % base clock speed and has 8 GB of HBM2 memory, while video card KFA2 GeForce RTX 2080 Ti EX runs at 1.350 GHz base clock speed and has 11 GB of GDDR6 memory. The TDP of the first video card is 295 W, and the second is 250 W. Compare the table of benchmark results to find out which graphic card is better.