Comparison of XFX Radeon RX Vega 64 Black Fan video card vs MANLI GeForce RTX 2080Ti Gallardo (F398G+N504-00) 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 MANLI GeForce RTX 2080Ti Gallardo (F398G+N504-00) 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 260 W+ 4 %. Compare the table of benchmark results to find out which graphic card is better.