The lexmark mx510 multifunction printer delivers consistent printing and is faster and more reliable than ever with 1200 x 1200dpi resolution this machine will provide crisp images and graphics faster processing is enabled using the machiness 512mb of memory which is upgradable to 25gb and a dual core 800mhz processor print copy scan amp fax with a print speed of up to 42 pages a minute in mono and in colour and achieve a first page out time of 65 seconds this lexmark mx510 prin