Comparison of XFX Radeon RX 580 Double Dissipation 8GB video card vs ASUS Turbo GeForce GTX 1080 TI video card by specifications and benchmarks. XFX Radeon RX 580 Double Dissipation 8GB runs at 1.257 GHz base clock speed and has 8 GB of GDDR5 memory, while video card ASUS Turbo GeForce GTX 1080 TI runs at 1.480 GHz base clock speed and has 11 GB of GDDR5X memory. The TDP of the first video card is 185 W, and the second is 250 W. Compare the table of benchmark results to find out which graphic card is better.