This monitor displays sharp and brilliant images at an optimal resolution of 800 x 600 pixels (and a maximum resolution of 1024 x 768 pixels). This monitor is adept at many applications including spreadsheets, word processing, e-mail, and Internet browsing. The Dell E551 was designed for a wide variety of users ranging from home and small office to large corporate environments. Customers requiring exceptional quality and reliability at an affordable price will appreciate the value that the Dell E551 delivers. This product has been tested and validated on Dell systems to ensure it will work with your computer and is compatible with Dell systems.