Comparison of GIGABYTE Radeon RX 570 Gaming 4G MI video card vs Gainward GeForce GTX 1660 TI Ghost video card by specifications and benchmarks. GIGABYTE Radeon RX 570 Gaming 4G MI runs at 1.178 GHz+ 1 % base clock speed and has 4 GB of GDDR5 memory, while video card Gainward GeForce GTX 1660 TI Ghost runs at 1.500 GHz base clock speed and has 6 GB of GDDR6 memory. The TDP of the first video card is 150 W, and the second is 120 W. Compare the table of benchmark results to find out which graphic card is better.