WinDow 8

 

Windows 8 Developer Preview
The Windows 8 Developer Preview is a pre-beta version of Windows 8 for developers. These downloads include prerelease software that may change without notice. The software is provided as is, and you bear the risk of using it. It may not be stable, operate correctly or work the way the final version of the software will. It should not be used in a production environment. The features and functionality in the prerelease software may not appear in the final version. Some product features and functionality may require advanced or additional hardware, or installation of other software.
This is Windows popularity or people are looking for totally new OS which can changes the way we use computer today. Windows 7 is still in RC and final release is little far from now but people are searching for Windows 8 download it can look like a joke but why people so curious about Windows 8.
System Requirements:
The Windows 8 Developer Preview works great on the same hardware that powers Windows Vista and Windows 7:
1 gigahertz (GHz) or faster 32-bit (x86) or 64-bit (x64) processor
1 gigabyte (GB) RAM (32-bit) or 2 GB RAM (64-bit)
16 GB available hard disk space (32-bit) or 20 GB (64-bit)
DirectX 9 graphics device with WDDM 1.0 or higher driver
Taking advantage of touch input requires a screen that supports multi-touch
To run Metro style Apps, you need a screen resolution of 1024 X 768 or 
greater.

 Download Windows 8 Developer Preview English, 32-bit (x86)

Download Windows 8 Developer Preview English, 64-bit (x64) 

Genuine Product Key is Here:

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Windows 8 Product Key: DNJXJ-7XBW8-2378T-X22TX-BKG7J