Comparison of Colorful iGame GeForce GTX 1070 Ti Vulcan U Top-V video card vs ZOTAC GAMING GeForce RTX 2060 AMP Extreme video card by specifications and benchmarks. Colorful iGame GeForce GTX 1070 Ti Vulcan U Top-V runs at 1.607 GHz base clock speed and has 8 GB of GDDR5 memory, while video card ZOTAC GAMING GeForce RTX 2060 AMP Extreme runs at 1.365 GHz base clock speed and has 6 GB of GDDR6 memory. The TDP of the first video card is 180 W, and the second is 190 W+ 19 %. Compare the table of benchmark results to find out which graphic card is better.