Comparison of ASUS ROG Strix GeForce GTX 1080 Ti OC edition video card vs NVIDIA GeForce GTX 980 Ti video card by specifications and benchmarks. ASUS ROG Strix GeForce GTX 1080 Ti OC edition runs at 1.569 GHz+ 6 % base clock speed and has 11 GB of GDDR5X 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.