Comparison of Sapphire Radeon RX 5700 8G video card vs ASUS Dual GeForce RTX 2070 Evo video card by specifications and benchmarks. Sapphire Radeon RX 5700 8G runs at 1.465 GHz base clock speed and has 8 GB of GDDR6 memory, while video card ASUS Dual GeForce RTX 2070 Evo runs at 1.410 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 180 W, and the second is 175 W. Compare the table of benchmark results to find out which graphic card is better.