Comparison of Colorful GeForce GTX 1660 SUPER 6G-V video card vs GALAX GeForce RTX 3080 SG (1-Click OC) video card by specifications and benchmarks. Colorful GeForce GTX 1660 SUPER 6G-V runs at 1.530 GHz base clock speed and has 6 GB of GDDR6 memory, while video card GALAX GeForce RTX 3080 SG (1-Click OC) runs at 1.440 GHz base clock speed and has 10 GB of GDDR6X memory. The TDP of the first video card is 125 W, and the second is 320 W. Compare the table of benchmark results to find out which graphic card is better.