The highest resolution supported by the Optoma DH1012 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 multimedia projector). In addition, this Optoma projector support graphics resolutions of 800 x 600 (SVGA), 1024 x 768 (XGA), 1280 x 1024 (SXGA), 1280 x 768 (WXGA), 1280 x 800 (WXGA), 1360 x 768 (WXGA), 1400 x 1050 (SXGA+) and 1440 x 900 (WXGA+) and 1600 x 1200 (UXGA).
A 1920 x 1200 (WUXGA) graphics resolution is in fact the best supported resolution across all 18000:1 contrast ratio multimedia projectors that have been around for the last year.
Across similar types of multimedia projector the worst supported resolution is 640 x 480 (VGA).