Comparison of Sapphire Nitro+ Radeon RX 5700 XT 8G SE video card vs GIGABYTE Radeon RX 580 Gaming 8G video card by specifications and benchmarks. Sapphire Nitro+ Radeon RX 5700 XT 8G SE runs at 1.840 GHz+ 15 % base clock speed and has 8 GB of GDDR6 memory, while video card GIGABYTE Radeon RX 580 Gaming 8G runs at 1.257 GHz base clock speed and has 8 GB of GDDR5 memory. The TDP of the first video card is 285 W+ 27 %, and the second is 185 W. Compare the table of benchmark results to find out which graphic card is better.