Comparison of Colorful iGame GeForce GTX 1070 Ti Vulcan X Top-V video card vs GIGABYTE GeForce RTX 2080 Gaming OC 8G video card by specifications and benchmarks. Colorful iGame GeForce GTX 1070 Ti Vulcan X Top-V runs at 1.607 GHz base clock speed and has 8 GB of GDDR5 memory, while video card GIGABYTE GeForce RTX 2080 Gaming OC 8G runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 180 W, and the second is 225 W+ 5 %. Compare the table of benchmark results to find out which graphic card is better.