Comparison of Colorful GeForce RTX 2060 SI 6G-V video card vs MSI GeForce RTX 2080 Ti Lightning Z video card by specifications and benchmarks. Colorful GeForce RTX 2060 SI 6G-V runs at 1.365 GHz base clock speed and has 6 GB of GDDR6 memory, while video card MSI GeForce RTX 2080 Ti Lightning Z runs at 1.350 GHz base clock speed and has 11 GB of GDDR6 memory. The TDP of the first video card is 160 W, and the second is 350 W+ 40 %. Compare the table of benchmark results to find out which graphic card is better.