Two good sites with advice on hardware and software compatability for Windows Vista:
Windows Vista Upgrade Advisor – which includes a quick and intuitive tool for benchmarking your systems
Windows Vista Compatibility Center – search engine for finding individual applications and hardware manufacturers.
and perhaps this tool for testing that your standard builds work before rolling out the new operating system.
About Martin Thompson
Martin is also author of the book "Practical ITAM - The essential guide for IT Asset Managers", a book that describes how to get started and make a difference in the field of IT Asset Management.
On a voluntary basis Martin a contributor to ISO WG21 which develops the ITAM International Standard ISO/IEC 19770.
Learn more about him here and connect with him on Twitter or LinkedIn.