The Epson 1980WU 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 frequently found resolution supported by data projectors of this age and type. 640 x 480 (VGA) is also supported by this Epson projector. In addition, this multimedia projector support supported graphics resolutionss of 1440 x 1050, 1280 x 1024 (SXGA) and 1920 x 1080 (HD 1080) and 800 x 600 (SVGA).
This data projector's resolution (1920 x 1200 (WUXGA)) is in fact the best supported resolution across all projectors that are a similar age to the 1980WU.
Across similar types of data projector the worst supported resolution is 640 x 480 (VGA).