CGA 16 colour was only 160×100 (it was 80×100* text mode pretending to be graphics [1]). Much more commonly used was 320×200 4 colour. * Font height changed t

CGA 16 colour was only 160×100 (it was 80×100* text mode pretending to be graphics [1]). Much more commonly used was 320×200 4 colour. * Font height changed to 2 pixels, so 100 lines of "text" instead of 25 (640×200 actual pixels). [1] https://www.cs.mcgill.ca/~rwest/wikispeedia/wpcd/wp/c/Color_Graphics_Adapter.htm https://www.cs.mcgill.ca/~rwest/wikispeedia/wpcd/wp/c/Color_...