Comparison of Gainward GeForce GTX 980 Ti Phoenix GS video card vs Gainward GeForce RTX 2080 SUPER Phantom video card by specifications and benchmarks. Gainward GeForce GTX 980 Ti Phoenix GS runs at 1.241 GHz+ 24 % base clock speed and has 6 GB of GDDR5 memory, while video card Gainward GeForce RTX 2080 SUPER Phantom runs at 1.650 GHz base clock speed and has 8 GB of GDDR6 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.