Comparison of GALAX GeForce GTX 1660 Ti EX (1-Click OC) video card vs GALAX GeForce RTX 3080 12GB EX Gamer White (1-Click OC) LHR video card by specifications and benchmarks. GALAX GeForce GTX 1660 Ti EX (1-Click OC) runs at 1.500 GHz base clock speed and has 6 GB of GDDR6 memory, while video card GALAX GeForce RTX 3080 12GB EX Gamer White (1-Click OC) LHR runs at 1.260 GHz base clock speed and has 12 GB of GDDR6X memory. The TDP of the first video card is 120 W, and the second is 350 W. Compare the table of benchmark results to find out which graphic card is better.