Comparison of ZOTAC Gaming GeForce RTX 2080 SUPER Twin Fan video card vs NVIDIA GeForce GTX 980 Ti video card by specifications and benchmarks. ZOTAC Gaming GeForce RTX 2080 SUPER Twin Fan runs at 1.650 GHz base clock speed and has 8 GB of GDDR6 memory, while video card NVIDIA GeForce GTX 980 Ti runs at 1.002 GHz 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.