Comparison of ASUS TUF Gaming X3 GeForce GTX 1660 TI OC video card vs EVGA GeForce RTX 3080 XC3 Black Gaming video card by specifications and benchmarks. ASUS TUF Gaming X3 GeForce GTX 1660 TI OC runs at 1.500 GHz base clock speed and has 6 GB of GDDR6 memory, while video card EVGA GeForce RTX 3080 XC3 Black Gaming runs at 1.440 GHz base clock speed and has 10 GB of GDDR6X memory. The TDP of the first video card is 120 W, and the second is 320 W. Compare the table of benchmark results to find out which graphic card is better.