The highest resolution supported by the Infocus IN3126 is 1920 x 1200 (WUXGA). That's 20% more resolution than a 1600 x 1200 (UXGA) data projector, which is the most frequently found resolution supported by data projectors of a comparable age and type to the IN3126. This data projector also supports a supported graphics resolutions of 1280 x 800 (WXGA).
A 1920 x 1200 (WUXGA) supported graphics resolutions is in fact the best supported resolution across all projectors of this age and type.
A 640 x 480 (VGA) supported graphics resolutions is the worst supported resolution across comparable types of data projector.