Read more at source:With two weeks to go before Windows 8 and Windows RT launch, Microsoft and partners are slowly opening the availability pipe. Check out the pricing.
For those who still haven't gotten their hands on the Windows 8 release-to-manufacturing bits via MSDN, TechNet, BizSpark, volume licensing or some other channel, Microsoft is making available via preorder the Windows 8 upgrade media as of October 12.
Windows 8: Ready, set, preorder | Windows 8 - CNET Reviews
Prices and packaging for Windows 8 go public | ZDNet