operating sys : ms win vista home premium sp1 oepratin mode : 32/64-bit media : dvd language : international english 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 * delivers enhanced productivity & entertainment at home & on the go * a re-designed menu system accessible from the pc or through devices such as an xbox 360 video game & entertainment system * win movie maker: edit hd home movies & easily publish to a video dvd using win movie maker & win dvd maker min sys reqs:- cpu: 1 ghz 32-bit (x86) or 64-bit (x64) proc mem: 1 gb gpu: win aero capable (128mb graphics mem) hdd: 40 gb (15 gb free space) dvd-rom drive audio output capability ; internet access capability