With Windows Server 2012, Microsoft delivers a server platform built on our experience of building and operating many of the worlds largest cloud-based services and datacenter. Whether you are setting-up a single server for your small business or architecting a major new datacenter environment, Windows Server 2012 will help you cloud-optimize your IT so you can fully meet your organizations unique needs.

http://www.microsoft.com/en-us/server-cloud/windows-server/overview.aspx