The Lexmark E460dn laser printer is powered by 466MHz processor with 576MB maximum memory that provides you with great performance and reliability. You get improved productivity with the printing speed of 40ppm (Letter, Black) and 38ppm (A4, Black) of this Lexmark laser printer. The 1200x1200 dpi resolution for black print-outs of this Lexmark printer gives you crisp and sharp output. The 53dBA (operating) print noise level of this Lexmark laser printer ensures quieter operation at any speed. The built-in duplex printing of this Lexmark printer automatically prints on both sides of the page. You can conveniently work with the Lexmark E460dn laser printer as it supports operating systems such as Apple Macintosh, Linux, Novell, UNIX and others.