Comparison of ZOTAC GeForce GTX 1080 AMP Edition video card vs MSI GeForce GTX 1080 Ti GAMING X 11G video card by specifications and benchmarks. ZOTAC GeForce GTX 1080 AMP Edition runs at 1.683 GHz+ 5 % base clock speed and has 8 GB of GDDR5X memory, while video card MSI GeForce GTX 1080 Ti GAMING X 11G runs at 1.480 GHz base clock speed and has 11 GB of GDDR5X memory. The TDP of the first video card is 230 W+ 28 %, and the second is 250 W. Compare the table of benchmark results to find out which graphic card is better.