operating sys : ms win vista business sp1 operating mode: 32-bit media : dvd qty : 3 pk pkg type : oem product features:- * win vista service pack 1 (sp1) is an update to win vista along with improvements delivered to users * sp1 contains changes focused on addressing specific reliability & performance issues * supports new types of hw adding support for several emerging standards * sp1 also continues to make it easier for it administrators to deploy & manage win vista * enjoy the elegant, visually compelling win aero desktop experience with flip 3d navigation * great for notebook pc's with enhanced win mobility center & tablet pc support * win meeting space allows users to collaborate &share documents w'lessly * synchronise svr, smartphones & other devices with a pc using sync center min sys reqs:- cpu: 800mhz (1ghz 32-bit x86 rec); mem: 512mb system mem hdd: 40gb with at least 15gb of available space support for super vga graphics (directx 9 graphics & 32mb graphics mem rec) dvd-rom drive ; audio output ; internet access