Comparison of Sapphire Radeon RX Vega 56 video card vs ASUS GeForce GT 1030 video card by specifications and benchmarks. Sapphire Radeon RX Vega 56 runs at 1.156 GHz base clock speed and has 8 GB of HBM2 memory, while video card ASUS GeForce GT 1030 runs at 1.228 GHz base clock speed and has 2 GB of GDDR5 memory. The TDP of the first video card is 210 W, and the second is 30 W. Compare the table of benchmark results to find out which graphic card is better.