ModelBrandMicroso ftModelGLC-01844Sp ecNameWind ows 7 Ultimate SP1 64- bitVersionUltimat eSystem RequirementsIf you want to run Windows 7 on your PC, here's what it takes:1 gigahertz (GHz) or faster 32-bit (x86)1 gigabyte (GB) RAM (32-bit) or 2 GB RAM16 GB available hard disk space (32-bit) or 20 GBDirectX 9 graphics device with WDDM 1.0 or higher driver Additional requirements to use certain features: Internet access (fees may apply) Depending on resolution, video playback may require additional memory and advanced graphics hardware For some Windows Media Center functionality a TV tuner and additional hardware may be required Windows Touch and Tablet PCs require specific hardware HomeGroup requires a network and PCs running Windows 7DVD/CD authoring requires a compatible optical drive... Less

ModelBrandMicroso ftModelFQC-04649Sp ecNameWind ows 7 Professional SP1 64- bitVersionProfess ionalSystem RequirementsIf you want to run Windows 7 on your PC, here's what it takes:1 gigahertz (GHz) or faster 32-bit (x86)1 gigabyte (GB) RAM (32-bit) or 2 GB RAM16 GB available hard disk space (32-bit) or 20 GBDirectX 9 graphics device with WDDM 1.0 or higher driver Additional requirements to use certain features: Internet access (fees may apply) Depending on resolution, video playback may require additional memory and advanced graphics hardware For some Windows Media Center functionality a TV tuner and additional hardware may be required Windows Touch and Tablet PCs require specific hardware HomeGroup requires a network and PCs running Windows 7DVD/CD authoring requires a compatible optical... Less

Windows 7 Ultimate is the most versatile and powerful edition of Windows 7. It combines remarkable ease-of-use with the entertainment features of Home Premium and the business capabilities of Professional, including the ability to run many Windows XP productivity programs in Windows XP Mode. For added security, you can encrypt your data with BitLocker and BitLocker To Go. And for extra flexibility, you can work in any of 35 languages. Get it all with Windows 7 Ultimate. More work, more play, and more of everything in between. Click to enlarge. Manage lots of open programs, documents, and browser windows easily with thumbnail and full-screen previews of open windows. Click to enlarge. With Snap you can arrange... Less

With Windows 7 Professional, fewer walls stand between you and your success. You can run many Windows XP productivity programs in Windows XP Mode and recover data easily with automatic backups to your home or business network. You can also connect to company networks effortlessly and more securely with Domain Join. With all the exciting entertainment features of Windows Home Premium, it's a great choice for home and for business. Need to use multiple languages on your PC or help protect your data with enhanced BitLocker security? Get Windows 7 Ultimate. More work, more play, and more of everything in between. Click to enlarge. Manage lots of open programs, documents, and browser windows easily with thumbnail and full-screen previews of open windows. Click to enlarge. With... Less