Comparison of ZOTAC GeForce GTX 1070 AMP Core Edition video card vs EVGA GeForce GTX 1080 Ti SC Black Edition GAMING video card by specifications and benchmarks. ZOTAC GeForce GTX 1070 AMP Core Edition runs at 1.607 GHz+ 7 % base clock speed and has 8 GB of GDDR5 memory, while video card EVGA GeForce GTX 1080 Ti SC Black Edition GAMING runs at 1.556 GHz+ 5 % base clock speed and has 11 GB of GDDR5X memory. The TDP of the first video card is 220 W+ 47 %, and the second is 250 W. Compare the table of benchmark results to find out which graphic card is better.