Comparison of GIGABYTE AORUS GeForce GTX 1080 8G video card vs ZOTAC GAMING GeForce RTX 2080 Ti AMP Extreme video card by specifications and benchmarks. GIGABYTE AORUS GeForce GTX 1080 8G runs at 1.708 GHz+ 6 % base clock speed and has 8 GB of GDDR5X memory, while video card ZOTAC GAMING GeForce RTX 2080 Ti AMP Extreme runs at 1.350 GHz base clock speed and has 11 GB of GDDR6 memory. The TDP of the first video card is 180 W, and the second is 300 W+ 20 %. Compare the table of benchmark results to find out which graphic card is better.