The NEC PA722 supports a maximum resolution of 4096 x 2160. That's over three times the resolution of a 1920 x 1200 (WUXGA) data projector, which is the most frequently found resolution supported by multimedia projectors that have been around for more than two years. 1920 x 1200 (WUXGA) is also supported by this data projector. This projector also support graphics resolutions of 2048 x 1080 and 2560 x 1600 (WQXGA) and 640 x 480 (VGA).
This projector's resolution (4096 x 2160) is in fact the best supported resolution amongst all similar spec data projectors that came out around the same time as the PA722.
The worst supported resolution across similar types of projector is 640 x 480 (VGA).