Comparison of Sapphire Nitro+ Radeon RX 5700 XT 8G SE video card vs Sapphire Nitro+ Radeon RX 6800 XT 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 Sapphire Nitro+ Radeon RX 6800 XT runs at 1.925 GHz+ 5 % base clock speed and has 16 GB of GDDR6 memory. The TDP of the first video card is 285 W+ 27 %, and the second is 300 W. Compare the table of benchmark results to find out which graphic card is better.