The Epson 1980WU supports a maximum resolution of 1920 x 1200 (WUXGA). That's over seven times the resolution of the most common graphics resolution of 640 x 480 (VGA) (which is also supported by this multimedia projector). In addition, this Epson data projector support graphics resolutions of 1440 x 1050, 1280 x 1024 (SXGA) and 1920 x 1080 (HD 1080) and 800 x 600 (SVGA).
A 1920 x 1200 (WUXGA) graphics resolution is in fact the best supported resolution amongst all projectors of this type and age.
The worst supported resolution amongst comparable types of projector is 640 x 480 (VGA).