The T-EW540 supports a maximum resolution of 1920 x 1200 (WUXGA). That's over seven times the resolution of a 640 x 480 (VGA) projector, which is the most common resolution supported by comparable spec data projectors that were released around the same time as the T-EW540. 640 x 480 (VGA) is also supported by this multimedia projector. This data projector also supports a graphics resolution of 1280 x 800 (WXGA).
This projector's resolution (1920 x 1200 (WUXGA)) is in fact the best supported resolution amongst all 2000:1 contrast ratio data projectors that have been available for around the same time as the T-EW540.
A 640 x 480 (VGA) graphics resolution is the worst supported resolution across comparable types of projector.