Comparison of ASUS Dual GeForce RTX 2080 Ti OC video card vs Colorful iGame GTX 980 Ti TOP video card by specifications and benchmarks. ASUS Dual GeForce RTX 2080 Ti OC runs at 1.350 GHz base clock speed and has 11 GB of GDDR6 memory, while video card Colorful iGame GTX 980 Ti TOP runs at 1.127 GHz+ 13 % 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.