Comparison of NVIDIA GeForce GTX 1080 Ti video card vs MSI GeForce GTX 980 Ti Sea Hawk video card by specs and benchmarks. NVIDIA GeForce GTX 1080 Ti runs at 1.480 GHz base clock speed and has 11 GB of GDDR5X memory, while video card MSI GeForce GTX 980 Ti Sea Hawk runs at 1.480 GHz base clock speed and has 6 GB of GDDR5 memory. The weight is different, vs --. The TDP of the first video card is 250 W, and the second is 250 W . Compare the benchmark results to find out which video card is better.