The highest resolution supported by the Optoma X351 is 1920 x 1200 (WUXGA). That's over seven times the resolution of the most frequently found graphics resolution of 640 x 480 (VGA) (which is also supported by this projector). This Optoma data projector also support graphics resolutions of 1024 x 768 (XGA), 1280 x 1024 (SXGA), 1400 x 1050 (SXGA+), 1440 x 900 (WXGA+) and 1600 x 1200 (UXGA) and 800 x 600 (SVGA).
A 1920 x 1200 (WUXGA) graphics resolution is in fact the best supported resolution across all projectors that have been around for more than a year.
Across comparable types of multimedia projector the worst supported resolution is 640 x 480 (VGA).