Comparison of MSI GeForce GTX 1660 VENTUS XS 6G OC video card vs ASUS Turbo GeForce RTX 2080 video card by specifications and benchmarks. MSI GeForce GTX 1660 VENTUS XS 6G OC runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory, while video card ASUS Turbo GeForce RTX 2080 runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 130 W+ 8 %, and the second is 215 W. Compare the table of benchmark results to find out which graphic card is better.