Comparison of MSI GeForce GTX 1080 Ti AERO 11G OC video card vs Gainward GeForce GTX 980 Ti Phoenix GS video card by specifications and benchmarks. MSI GeForce GTX 1080 Ti AERO 11G OC runs at 1.506 GHz+ 2 % base clock speed and has 11 GB of GDDR5X memory, while video card Gainward GeForce GTX 980 Ti Phoenix GS runs at 1.241 GHz+ 24 % base clock speed and has 6 GB of GDDR5 memory. The TDP of the first video card is 250 W, and the second is 250 W. Compare the table of benchmark results to find out which graphic card is better.