Comparison of MSI Radeon RX Vega 56 Air Boost 8G OC video card vs Gainward GeForce GTX 1070 Ti Phoenix GS 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 Gainward GeForce GTX 1070 Ti Phoenix GS runs at 1.708 GHz+ 6 % base clock speed and has 8 GB of GDDR5 memory. The TDP of the first video card is 210 W, and the second is 180 W. Compare the table of benchmark results to find out which graphic card is better.