Comparison of Colorful iGame GeForce RTX 2070 Vulcan X OC-V video card vs ZOTAC GAMING GeForce RTX 2080 Ti AMP MAXX video card by specifications and benchmarks. Colorful iGame GeForce RTX 2070 Vulcan X OC-V runs at 1.410 GHz base clock speed and has 8 GB of GDDR6 memory, while video card ZOTAC GAMING GeForce RTX 2080 Ti AMP MAXX runs at 1.350 GHz base clock speed and has 11 GB of GDDR6 memory. The TDP of the first video card is 175 W, and the second is 300 W+ 20 %. Compare the table of benchmark results to find out which graphic card is better.