Comparison of ASUS Radeon RX Vega 64 Silver video card vs KFA2 GeForce RTX 3080 HOF video card by specifications and benchmarks. ASUS Radeon RX Vega 64 Silver runs at 1.247 GHz base clock speed and has 8 GB of HBM2 memory, while video card KFA2 GeForce RTX 3080 HOF 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 320 W. Compare the table of benchmark results to find out which graphic card is better.