Comparison of XFX Radeon RX 580 Double Dissipation 8GB video card vs Colorful iGame GeForce RTX 3070 Neptune OC LHR-V video card by specifications and benchmarks. XFX Radeon RX 580 Double Dissipation 8GB runs at 1.257 GHz base clock speed and has 8 GB of GDDR5 memory, while video card Colorful iGame GeForce RTX 3070 Neptune OC LHR-V 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 270 W+ 23 %. Compare the table of benchmark results to find out which graphic card is better.