Comparison of INNO3D GeForce GTX 1080 Ti Twin X2 video card vs INNO3D GeForce GTX 980 Ti iCHILL HerculeZ X3 Ultra video card by specs and benchmarks. INNO3D GeForce GTX 1080 Ti Twin X2 runs at 1.480 GHz base clock speed and has 11 GB of GDDR5X memory, while video card INNO3D GeForce GTX 980 Ti iCHILL HerculeZ X3 Ultra 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.