Comparison of Sapphire Nitro+ Radeon RX Vega 64 video card vs EVGA GeForce RTX 2080 XC ULTRA video card by specifications and benchmarks. Sapphire Nitro+ Radeon RX Vega 64 runs at 1.373 GHz+ 10 % base clock speed and has 8 GB of HBM2 memory, while video card EVGA GeForce RTX 2080 XC ULTRA runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 295 W, and the second is 210 W-2 %. Compare the table of benchmark results to find out which graphic card is better.