The PT-LW330 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 projectors that are a comparable age to the PT-LW330. 640 x 480 (VGA) is also supported by this multimedia projector. This Panasonic data projector also supports a graphics resolution of 1280 x 800 (WXGA).
This multimedia projector's resolution (1920 x 1200 (WUXGA)) is actually the best supported resolution across all data projectors of a comparable spec and age to the PT-LW330.
A 640 x 480 (VGA) graphics resolution is the worst supported resolution amongst comparable types of multimedia projector.