The customizable Dell Precision M6500 mobile workstation comes with Windows 7 Professional or Ultimate. Choose memory up to 32GB DDR3 SDRAM at 1333Mhz. Choose from four different 17-inch displays, including WXGA+ UltraSharp LED display, WUXGA RGB LED back-lit display, or WUXGA RGB LED edge to edge back-lit display, each with either 1440×900 or 1920×1200 resolutions. Hard drive comes with up to 750GB hard drive storage at 7200RPM or up to 256GB4 solid state storage. System comes with an extended-life 9-cell battery.