Comparison of GIGABYTE GeForce GTX 1080 Founders Edition 8G video card vs ZOTAC GAMING GeForce RTX 2080 AMP Extreme Core video card by specifications and benchmarks. GIGABYTE GeForce GTX 1080 Founders Edition 8G runs at 1.607 GHz base clock speed and has 8 GB of GDDR5X memory, while video card ZOTAC GAMING GeForce RTX 2080 AMP Extreme Core runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 180 W, and the second is 280 W+ 30 %. Compare the table of benchmark results to find out which graphic card is better.