Comparison of Colorful iGame GTX 980 Ti 20th Anniversary Edition video card vs GALAX GeForce GTX 980 Ti OC video card by specifications and benchmarks. Colorful iGame GTX 980 Ti 20th Anniversary Edition runs at 1.190 GHz+ 19 % base clock speed and has 6 GB of GDDR5 memory, while video card GALAX GeForce GTX 980 Ti OC runs at 1.025 GHz+ 2 % 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.