Comparison of XFX Radeon RX Vega 64 Black Fan video card vs ASUS TUF Gaming GeForce RTX 3080 OC video card by specifications and benchmarks. XFX Radeon RX Vega 64 Black Fan runs at 1.247 GHz base clock speed and has 8 GB of HBM2 memory, while video card ASUS TUF Gaming GeForce RTX 3080 OC runs at 1.440 GHz base clock speed and has 10 GB of GDDR6X memory. The TDP of the first video card is 295 W, and the second is 340 W+ 6 %. Compare the table of benchmark results to find out which graphic card is better.