Comparison of Gainward GeForce GTX 1660 Ghost OC video card vs ASUS TUF Gaming X3 GeForce GTX 1660 TI video card by specs and benchmarks. Gainward GeForce GTX 1660 Ghost OC runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory, while video card ASUS TUF Gaming X3 GeForce GTX 1660 TI runs at 1.530 GHz base clock speed and has 6 GB of GDDR6 memory. The weight is different, -- vs --. The TDP of the first video card is 120 W, and the second is 120 W . Compare the benchmark results to find out which video card is better.