Comparison of Colorful iGame GeForce GTX 1070 Ti Vulcan X-V video card vs Zotac GAMING GeForce RTX 3080 AMP Holo LHR 12GB video card by specifications and benchmarks. Colorful iGame GeForce GTX 1070 Ti Vulcan X-V runs at 1.607 GHz base clock speed and has 8 GB of GDDR5 memory, while video card Zotac GAMING GeForce RTX 3080 AMP Holo LHR 12GB runs at 1.260 GHz base clock speed and has 12 GB of GDDR6X memory. The TDP of the first video card is 180 W, and the second is 350 W. Compare the table of benchmark results to find out which graphic card is better.