Comparison of Zotac GeForce GTX 980 AMP! Extreme video card vs GIGABYTE GeForce GTX 980 WATERFORCE 3-WAY SLI GAMING video card by specifications and benchmarks. Zotac GeForce GTX 980 AMP! Extreme runs at 1.291 GHz+ 15 % base clock speed and has 4 GB of GDDR5 memory, while video card GIGABYTE GeForce GTX 980 WATERFORCE 3-WAY SLI GAMING runs at 1.253 GHz+ 11 % base clock speed and has 4 GB of GDDR5 memory. The TDP of the first video card is 165 W, and the second is 165 W. Compare the table of benchmark results to find out which graphic card is better.