New
#21
Check this link:
List of Hotfixes and Security Updates included in Windows 7 SP1 x64 and Windows Server 2008 R2 Service Pack 1 x64 | Capitalhead.com
or this one at MS.
Download details: Documentation for Windows 7 and Windows Server 2008 R2 Service Pack 1 Release Candidate (KB976932)
This is the list for the RC and more was probably added for RTM
There are 625 updates and most of them are Hot-Fixes that were not in Windows Update.
Jim