Comparison of XFX Radeon RX 5700 XT Double Dissipation video card vs ASUS TUF Gaming X3 GeForce GTX 1660 SUPER OC 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 TUF Gaming X3 GeForce GTX 1660 SUPER OC runs at 1.530 GHz base clock speed and has 6 GB of GDDR6 memory. The TDP of the first video card is 225 W, and the second is 125 W. Compare the table of benchmark results to find out which graphic card is better.