System Center Capacity Planner 2007 has RTM'ed and is available for download via the following link http://www.microsoft.com/systemcenter/sccp/default.mspx

 

Currently SCCP supports the following capacity model :

Microsoft Exchange Server 2007

 

Capacity models soon to be available for download are :

System Center Operations Manager 2007

Microsoft Windows SharePoint Services 3.0

Microsoft Office SharePoint Server 2007