Comparison of XFX Radeon RX 5700 XT Double Dissipation video card vs ASUS ROG Poseidon GeForce GTX 1080 Ti Platinum edition video card by specifications and benchmarks. XFX Radeon RX 5700 XT Double Dissipation runs at 1.605 GHz base clock speed and has 8 GB of GDDR6 memory, while video card ASUS ROG Poseidon GeForce GTX 1080 Ti Platinum edition runs at 1.594 GHz+ 8 % base clock speed and has 11 GB of GDDR5X memory. The TDP of the first video card is 225 W, and the second is 250 W. Compare the table of benchmark results to find out which graphic card is better.