Comparison of XFX Radeon RX 580 GTR-S Black Edition 8GB Crimson video card vs GALAX GeForce GTX 1080 Ti video card by specifications and benchmarks. XFX Radeon RX 580 GTR-S Black Edition 8GB Crimson runs at 1.257 GHz base clock speed and has 8 GB of GDDR5 memory, while video card GALAX 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.