Comparison of MSI GeForce GTX 1660 TI VENTUS XS 6G V1 video card vs Gainward GeForce RTX 2080 Phoenix video card by specifications and benchmarks. MSI GeForce GTX 1660 TI VENTUS XS 6G V1 runs at 1.500 GHz base clock speed and has 6 GB of GDDR6 memory, while video card Gainward GeForce RTX 2080 Phoenix runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 120 W, and the second is 215 W. Compare the table of benchmark results to find out which graphic card is better.