There's even more new in the core Visual Studio 2008 product set... I've pasted below links to a lot of great topics from the msdn library, as a shortcut.
Happy reading!
What's New in Visual Studio 2008 (CLICK HERE!)
(NOTE! None of the links below seem to be working... GRRRR! Pasting issues....Click the link above to go to the same thing online, with links that work!)
Integrated Development Environment (IDE)
Settings Migration
Community Components
Community and Help Menus
Window Management
Class Designer
Projects and Solutions
Web Application Projects
AJAX Development
Project Designer
Deployment
Editing
New Design View and CSS Design Tools
IntelliSense for Jscript and ASP.NET AJAX
Object Browser and Find Symbol Support for Multi-targeting
WPF Designer
Data
Language-Integrated Query (LINQ)
Client Application Services
Reporting
New Report Projects
Report Wizard
Expression Editor Enhancement
ReportViewer Printing
PDF Compression
MSBuild
Other:
Target a Specific .NET Framework
Multiple Processor Capabilities
Enhanced Logging
Item Definitions
Assembly Location and Name Changes