Comparison of GIGABYTE Radeon RX 580 Gaming 8G MI video card vs Colorful iGame GeForce GTX 1060 Vulcan X OC 6G-V video card by specifications and benchmarks. GIGABYTE Radeon RX 580 Gaming 8G MI runs at 1.257 GHz base clock speed and has 8 GB of GDDR5 memory, while video card Colorful iGame GeForce GTX 1060 Vulcan X OC 6G-V runs at 1.506 GHz base clock speed and has 6 GB of GDDR5 memory. The TDP of the first video card is 185 W, and the second is 120 W. Compare the table of benchmark results to find out which graphic card is better.