The highest resolution supported by the Optoma EW865 is 1920 x 1200 (WUXGA). That's over seven times the resolution of the most frequently found graphics resolution of 640 x 480 (VGA). This data projector also support graphics resolutions of 1024 x 768 (XGA), 1280 x 1024 (SXGA), 1280 x 720 (HD 720), 1280 x 768 (WXGA), 1400 x 1050 (SXGA+) and 1600 x 1200 (UXGA) and 800 x 600 (SVGA).
This projector's resolution (1920 x 1200 (WUXGA)) is actually the best supported resolution amongst all data projectors that have been around for more than two years.
Amongst similar types of projector the worst supported resolution is 640 x 480 (VGA).