I have listed below which Microsoft technologies are supported by AspenTech AspenONE with the release of 7.2.

Architecture Tier

Product

Operating System

Client

Microsoft Office 2003 SP3
Microsoft Office 2007 SP1
IE 6 SP2
IE 7
IE 8

Windows XP SP3 (32 bits)
Windows Vista SP (32 bit)
Windows 7 (32 bit)
Windows Server 2003 (32 bit)
Windows Server 2008 R2 (64 bit)

Application Server

Microsoft Office 2003 SP3
Microsoft Office 2007 SP1
Microsoft Office SharePoint Server 2007
SQL Server 2005
SQL Server 2008

Windows Server 2003 (32+64 bit)
Windows Server 2008 R2 (64 bit)
Virtualization Microsoft Application Virtualization (App-V)

For more information, see here and virtualization description.