Comparison of XFX Radeon RX Vega 64 Silver Fan video card vs ASUS ROG Strix GeForce RTX 2070 video card by specifications and benchmarks. XFX Radeon RX Vega 64 Silver Fan runs at 1.247 GHz base clock speed and has 8 GB of HBM2 memory, while video card ASUS ROG Strix GeForce RTX 2070 runs at 1.410 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 175 W. Compare the table of benchmark results to find out which graphic card is better.