Comparison of Colorful GeForce RTX 2080 Ti Turbo-V video card vs GALAX GeForce GTX 980 Ti OC video card by specs and benchmarks. Colorful GeForce RTX 2080 Ti Turbo-V runs at 1.350 GHz base clock speed and has 11 GB of GDDR6 memory, while video card GALAX GeForce GTX 980 Ti OC runs at 1.350 GHz base clock speed and has 6 GB of GDDR5 memory. The weight is different, 1000 g vs --. The TDP of the first video card is 250 W, and the second is 250 W . Compare the benchmark results to find out which video card is better.