Comparison of Colorful GeForce GTX 1660 NB 6G-V video card vs Colorful iGame GeForce RTX 3080 Neptune OC 10G-V video card by specifications and benchmarks. Colorful GeForce GTX 1660 NB 6G-V runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory, while video card Colorful iGame GeForce RTX 3080 Neptune OC 10G-V 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 370 W+ 16 %. Compare the table of benchmark results to find out which graphic card is better.