Comparison of XFX Radeon RX 5700 XT Double Dissipation video card vs Colorful iGame GeForce GTX 1080 U-TOP-8G-V 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 Colorful iGame GeForce GTX 1080 U-TOP-8G-V runs at 1.607 GHz base clock speed and has 8 GB of GDDR5X memory. The TDP of the first video card is 225 W, and the second is 180 W. Compare the table of benchmark results to find out which graphic card is better.