Comparison of GIGABYTE Radeon RX 590 Gaming 8G video card vs GALAX GeForce GT 1030 EX White DDR4 video card by specifications and benchmarks. GIGABYTE Radeon RX 590 Gaming 8G runs at 1.469 GHz base clock speed and has 8 GB of GDDR5 memory, while video card GALAX GeForce GT 1030 EX White DDR4 runs at 1.151 GHz base clock speed and has 2 GB of DDR4 memory. The TDP of the first video card is 225 W, and the second is 30 W+ 50 %. Compare the table of benchmark results to find out which graphic card is better.