Comparison of GIGABYTE Radeon RX 580 Gaming 4G MI video card vs EVGA GeForce RTX 3070 XC3 Black Gaming video card by specifications and benchmarks. GIGABYTE Radeon RX 580 Gaming 4G MI runs at 1.257 GHz base clock speed and has 4 GB of GDDR5 memory, while video card EVGA GeForce RTX 3070 XC3 Black Gaming runs at 1.500 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 185 W, and the second is 220 W. Compare the table of benchmark results to find out which graphic card is better.