Comparison of PowerColor Radeon RX 5700 XT Liquid Devil Limited Edition video card vs GIGABYTE Radeon RX 590 Gaming 8G video card by specs and benchmarks. PowerColor Radeon RX 5700 XT Liquid Devil Limited Edition runs at 1.900 GHz+ 18 % base clock speed and has 8 GB of GDDR6 memory, while video card GIGABYTE Radeon RX 590 Gaming 8G runs at 1.900 GHz+ 18 % base clock speed and has 8 GB of GDDR5 memory. The weight is different, -- vs --. The TDP of the first video card is 225 W, and the second is 225 W . Compare the benchmark results to find out which video card is better.