The highest resolution supported by the Benq W3000 is 1920 x 1200 (WUXGA). That's over seven times the resolution of the most common supported graphics resolutions of 640 x 480 (VGA) (which is also supported by this data projector). This multimedia projector also supports a supported graphics resolutions of 1920 x 1080 (HD 1080).
A 1920 x 1200 (WUXGA) supported graphics resolutions is in fact the best supported resolution amongst all projectors of this age and spec.
Amongst similar types of projector the worst supported resolution is 640 x 480 (VGA).