Comparison of GIGABYTE Radeon RX 580 Gaming 4G video card vs KFA2 GeForce GT 1030 Black DDR4 video card by specifications and benchmarks. GIGABYTE Radeon RX 580 Gaming 4G runs at 1.257 GHz base clock speed and has 4 GB of GDDR5 memory, while video card KFA2 GeForce GT 1030 Black DDR4 runs at 1.151 GHz base clock speed and has 2 GB of DDR4 memory. The TDP of the first video card is 185 W, and the second is 30 W+ 50 %. Compare the table of benchmark results to find out which graphic card is better.