A number of Lexmark laser, inkjet, and dot matrix printers are fully compatible with Windows 8. See their Windows 8 Device Driver Compatibility List for more information.
Most of Lexmark's printers are supported natively by Windows 8, meaning a driver perfect for your Lexmark printer came included with Windows 8. A few others require Windows 8 drivers made by Lexmark, which you can download by locating the page for your printer from Lexmark's support site, linked below.
