Comparison of XFX Radeon RX 5700 Triple Dissipation video card vs GIGABYTE Radeon RX 6800 XT Gaming 16G video card by specifications and benchmarks. XFX Radeon RX 5700 Triple Dissipation runs at 1.565 GHz+ 7 % base clock speed and has 8 GB of GDDR6 memory, while video card GIGABYTE Radeon RX 6800 XT Gaming 16G runs at 1.825 GHz base clock speed and has 16 GB of GDDR6 memory. The TDP of the first video card is 180 W, and the second is 300 W. Compare the table of benchmark results to find out which graphic card is better.