Comparison of MSI Radeon RX Vega 56 Air Boost 8G OC video card vs EVGA GeForce GTX 1080 Ti SC2 ELITE GAMING BLUE video card by specifications and benchmarks. MSI Radeon RX Vega 56 Air Boost 8G OC runs at 1.181 GHz+ 2 % base clock speed and has 8 GB of HBM2 memory, while video card EVGA GeForce GTX 1080 Ti SC2 ELITE GAMING BLUE runs at 1.556 GHz+ 5 % base clock speed and has 11 GB of GDDR5X memory. The TDP of the first video card is 210 W, and the second is 250 W. Compare the table of benchmark results to find out which graphic card is better.