Windows Vista Ultimate OEM NEW This is an OEM version NOT AN UPGRADE. This version of Windows Vista is for new systems an for System Builders. System requirements: ATTENTION! READ THIS FIRST! 1. Be shure that your comuter have this System Requirements * Minimum Processor Speed 1 GHz processor * Memory Required 1 GB of system memory * HardDisk Required 60GB hard drive free * Display Support for DirectX 9 graphics with: • WDDM Driver • 128 MB of graphics memory (minimum) • 32 bits per pixel IF YOUR COMPUTER HAVE NOT THIS REQUIREMENT DO NOT BUY VISTA! This is a DVD. NO refunds will be given on this software. This software has never been used. I am not responsible if your computer does not meet the software standards. Thanks for looking. This item is also listed on another site. Please contact me for availability. FREE SHIPPING IN THE LOWER 48 STATES.