Comparison of ASRock Radeon RX 5700 XT Taichi X 8G OC+ video card vs Sapphire Pulse Radeon RX 6800 XT video card by specifications and benchmarks. ASRock Radeon RX 5700 XT Taichi X 8G OC+ runs at 1.885 GHz+ 17 % base clock speed and has 8 GB of GDDR6 memory, while video card Sapphire Pulse Radeon RX 6800 XT runs at 1.875 GHz+ 3 % base clock speed and has 16 GB of GDDR6 memory. The TDP of the first video card is 245 W+ 9 %, and the second is 300 W. Compare the table of benchmark results to find out which graphic card is better.