The highest resolution supported by the NEC PA671 is 4096 x 2160. That's over three times the resolution of a 1920 x 1200 (WUXGA) projector, which is the most frequently found resolution supported by 6000:1 contrast ratio projectors that have been around for more than two years. 1920 x 1200 (WUXGA) is also supported by this NEC data projector. In addition, this NEC projector support graphics resolutions of 2048 x 1080 and 2560 x 1600 (WQXGA) and 640 x 480 (VGA).
A 4096 x 2160 graphics resolution is actually the best supported resolution amongst all multimedia projectors of a comparable age and spec to the PA671.
Amongst similar types of data projector the worst supported resolution is 640 x 480 (VGA).