Comparison of ZOTAC GeForce GTX 1080 Ti AMP Edition video card vs EVGA GeForce RTX 2080 XC2 ULTRA video card by specifications and benchmarks. ZOTAC GeForce GTX 1080 Ti AMP Edition runs at 1.569 GHz+ 6 % base clock speed and has 11 GB of GDDR5X memory, while video card EVGA GeForce RTX 2080 XC2 ULTRA runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 270 W+ 8 %, and the second is 215 W. Compare the table of benchmark results to find out which graphic card is better.