The Benq MX704 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 13000:1 contrast ratio multimedia projectors that came out around the same time as the MX704.
This data projector's resolution (1920 x 1200 (WUXGA)) is actually the best supported resolution amongst all new similar spec multimedia projectors.
Amongst similar types of data projector the worst supported resolution is 640 x 480 (VGA).
Data projectors with a higher resolution that might also be worth considering include the Benq MW705 ($699.00) (640 x 480 (VGA)|1920 x 1200 (WUXGA)).