 The XPS Print Path introduced in Windows Vista supports high quality 16-bit color printing.The XPS print path uses XML Paper Specification (XPS) as the print spooler file format, that serves as the page description language (PDL) for printers.The XPS spooler format is the intended replacement for the Enhanced Metafile (EMF) format which is the print spooler format in the Graphics Device Interface (GDI) print path.