Comparison of ZOTAC GeForce GTX 980 Ti video card vs Colorful iGame GeForce GTX 980 Ti V2 video card by specifications and benchmarks. ZOTAC GeForce GTX 980 Ti runs at 1.000 GHz base clock speed and has 6 GB of GDDR5 memory, while video card Colorful iGame GeForce GTX 980 Ti V2 runs at 1.076 GHz+ 8 % base clock speed and has 6 GB of GDDR5 memory. The TDP of the first video card is 250 W, and the second is 250 W. Compare the table of benchmark results to find out which graphic card is better.