Comparison of ASUS Dual GeForce GTX 1660 TI video card vs MSI Radeon RX 6500 XT MECH 2X 4G video card by specifications and benchmarks. ASUS Dual GeForce GTX 1660 TI runs at 1.500 GHz base clock speed and has 6 GB of GDDR6 memory, while video card MSI Radeon RX 6500 XT MECH 2X 4G runs at 2.200 GHz base clock speed and has 4 GB of GDDR6 memory. The TDP of the first video card is 120 W, and the second is 107 W. Compare the table of benchmark results to find out which graphic card is better.