Comparison of ASUS TUF Gaming X3 GeForce GTX 1660 OC video card vs MSI Radeon RX 6800 Gaming Z Trio 16G video card by specifications and benchmarks. ASUS TUF Gaming X3 GeForce GTX 1660 OC runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory, while video card MSI Radeon RX 6800 Gaming Z Trio 16G runs at 1.775 GHz+ 4 % base clock speed and has 16 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.