Microsoft announced that its Surface tablet will be released on October 26 when the Windows 8 is expected to launched. This initial batch of tablets will be the ARM based variation, the Intel based tablet which is the more powerful and expensive version is expected in early 2013. The release of this tablet will be one of the few times Microsoft itself will be releasing hardware for its Windows based OS. Pricing details were not released but it is expected to be comparable to other ARM tablets on the market.
Source: Mobile Syrup