Windows Server 2008 R2 Service Pack 1 (SP1) and Windows 7 Service Pack 1 (SP1) includes all previously released updates for Windows Server 2008 R2 and Windows 7. Many of these updates are available to the public on the Microsoft Download Center and Windows Update, while others are only available to specific customers or partners. It is standard practice to include all of these updates in a Service Pack and as such they are included in Windows Server2008 R2 SP1 and Windows 7 SP1.

Download : SP1 Knowledge Base list

This document contains a list of these updates with links to their descriptive web pages on http://support.microsoft.com. There are other updates in Service Pack 1 which have not been released as updates and therefore are not presented in this list. This list is pre-release and is subject to change.