Check the listing for details. Dell OptiPlex 745 740 320 330 Desktop Computer Applications & Driver Setup Disk. Condition: Brand New. Listed at 10.99 USD. This listing is for a copy of a Dell OptiPlex 745 740 320 330 Desktop Computer Applications & Driver Setup Disk. This disc will install the drivers and applications that originally came installed on your Dell computer. Windows Version Supported: This disc is for use with Windows 7. This disk is a "MUST HAVE" to easily setup your computer Please Note: This disk is only a driver and applications restore disk. This disk is not a Windows install disk so IT WILL NOT reinstall Windows on your computer. To reinstall Windows you will need an actual Windows install disk, which is not included in this listing. Please note that returns are not accepted on this item so verify that this unit is correct for your computer before making your purchase.