Comparison of ASUS TUF Gaming X3 GeForce GTX 1660 TI OC video card vs ZOTAC GAMING GeForce RTX 2080 AMP 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 ZOTAC GAMING GeForce RTX 2080 AMP runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 120 W, and the second is 225 W+ 5 %. Compare the table of benchmark results to find out which graphic card is better.