Comparison of ASUS Dual GeForce GTX 1660 Advanced EVO video card vs GIGABYTE GeForce RTX 3080 Eagle 10G video card by specifications and benchmarks. ASUS Dual GeForce GTX 1660 Advanced EVO runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory, while video card GIGABYTE GeForce RTX 3080 Eagle 10G 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.