x64 Personally Tested Applications

Windows XP x64, Windows 2003 x64 and Windows Vista x64

List of x64 Native Applications

SiSoftware Sandra (Diagnostics Tools)

Microsoft Visual Studio 2005 (Developer Tools)

Microsoft SQL Server 2005

Microsoft Virtual Server 2005 R2 (Desktop Virtualization Software)

Symantec Antivirus Corporate Edition v10.0

Microsoft Windows 2003 SP2

Nero Burning ROM v6.x / v7.x

Microsoft Exchange Server 2007 x64

List of x64 Compatible Applications

Adobe Photoshop CS v9.0 (Graphics Design)

Microsoft Office 2003

Microsoft Office 2007

VMware v5.5 (Desktop Virtualization Software)

VMware v6.0 (Desktop Virtualization Software)

Microsoft List of Applications Supporting Windows Server 2003 x64 Editions

http://www.microsoft.com/windowsserver2003/64bit/x64/app64catalog.aspx