Payment & Shipping Terms:
|Processor:||1GHz||Resolution:||1280 × 720|
|Graphics:||DirectX 9||Connectivity:||Internet Access|
|Hard Disk Space:||20GB Available||Product Name:||Windows 8 System|
100% Original Windows 8.1 Pro Pack Retail box 64/32 bit OS Multi Language Software
Detail about Win 8.1
1. Windows 8.1 (limited to 64 bit version) is the first fully supported Microsoft Corp 48 bit virtual memory access operation system. The previous x64 bit version only reached 44 bit virtual memory space support
2. Updates are available from Windows Store, but you can also use ISO files to upgrade and install  (without Windows 8.1 RT preview)
3. Search for "Charm menu support network search"
Sharing "Charm menu support sharing screen screenshots"
The name "computer" started from Windows Vista (Simplified Chinese version "computer", English as "My Computer") is renamed the "computer" or "local" (English as "This PC").
4. Restore the start button of the Windows 8 removal (click to enter the start screen)
|Required processor||1GHz processor or faster|
|Required memory||1GB RAM for 32-bit; 2GB for 64-bit|
|Required hard disk space||Up to 20GB available hard disk space|
|Required video card||1280 × 720 screen resolution or higher. DirectX 9 graphics processor with WDDM driver|
|Required connectivity||Internet access (fees may apply)|
In addition to meeting the requirements of the Windows 8.1 system, there are some additional requirements if certain specific functions are needed
1. CPU that supports CMPXCHG16b, PrefetchW, and LAHF/SAHF. (64 bit installation)
2. A panel or display that supports multitouch control. (for touch)
3. Internet connections, at least 1024x768's screen resolution, and Microsoft accounts. (install Windows, log in, enter Windows Store and download and run the application)
4. Safe boot needs to support the firmware of UEFI V2.3.1 Errata B, and there must be a Microsoft Windows certificate authority in the UEFI signature database
5. Some games and programs may need graphics cards compatible with DirectX 10 or higher versions to have the best performance.