The VPL-VW1000ES supports a maximum resolution of 4096 x 2160. That's over four times the resolution of a 1600 x 1200 (UXGA) projector, which is the most common resolution supported by projectors of a similar spec and age to the VPL-VW1000ES. This data projector also supports a graphics resolution of 3840 x 2160.
A 4096 x 2160 graphics resolution is actually the best supported resolution across all comparable spec projectors that have been around for a similar time to the VPL-VW1000ES.
Across similar types of multimedia projector the worst supported resolution is 640 x 400.