Comparison of ZOTAC GAMING GeForce GTX 1660 Ti AMP 6GB GDDR6 video card vs ASUS ROG Strix GeForce RTX 2080 Ti OC - Call of Duty - Black Ops 4 Edition video card by specifications and benchmarks. ZOTAC GAMING GeForce GTX 1660 Ti AMP 6GB GDDR6 runs at 1.500 GHz base clock speed and has 6 GB of GDDR6 memory, while video card ASUS ROG Strix GeForce RTX 2080 Ti OC - Call of Duty - Black Ops 4 Edition runs at 1.350 GHz base clock speed and has 11 GB of GDDR6 memory. The TDP of the first video card is 130 W+ 8 %, and the second is 260 W+ 4 %. Compare the table of benchmark results to find out which graphic card is better.