Comparison of Colorful GeForce GTX 1660 NB 6G-V video card vs INNO3D GeForce RTX 2080 Ti TWIN X2 video card by specifications and benchmarks. Colorful GeForce GTX 1660 NB 6G-V runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory, while video card INNO3D GeForce RTX 2080 Ti TWIN X2 runs at 1.350 GHz base clock speed and has 11 GB of GDDR6 memory. The TDP of the first video card is 120 W, and the second is 250 W. Compare the table of benchmark results to find out which graphic card is better.