Norton Internet Security 2008, 3 usr, GK, Antivirus security, PC, 350 MB, 256 MB, 300 MHz, Windows Vista Home Basic/ Home Premium/Business/Ultimate, Windows XP Service Pack 2 Home/XP Pro/XP... Norton Internet Security 2008, 3 usr, GK. Minimum storage drive space: 350 MB, Minimum RAM: 256 MB