The NEC PX800X supports a maximum resolution of 1920 x 1200 (WUXGA). That's over seven times the resolution of the most frequently found supported graphics resolutions of 640 x 480 (VGA) (which is also supported by this NEC projector). In addition, this multimedia projector supports a supported graphics resolutions of 1024 x 768 (XGA).
This projector's resolution (1920 x 1200 (WUXGA)) is actually the best supported resolution across all projectors of this type and age.
Across similar types of projector the worst supported resolution is 640 x 480 (VGA).