The DPI resolution your printer is set at, be it 300, 600, 1200, etc., doesn't impact the size at which the image is printed! This number is very similar to PPI and represents the "quality" by ...

A binned image can produce better low-light performance than a higher-resolution image that is not binned.

Samsung What is 8K resolution? Resolution is the number of pixels that comprise the image on a screen. Screens are built to only be able to handle a maximum resolution.