Comparison of Sapphire Nitro+ Radeon RX Vega 64 video card vs GALAX GeForce RTX 3080 HOF LHR 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 GALAX GeForce RTX 3080 HOF LHR 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.