Afraid this will have to be an Intel/AMD solution. Most of the virtualisation will be KVM based with Linux Guests. There might be a bit of Windows, but mostly Linux.
Generally known online as OpenMedia, now working for Red Hat APAC a Technology Evangelist and Product Manager. Still playing with MythTV and digital media on the side.
kiwiscot: Hi Open Media, not sure if you've found a server solution for your virtualisation project yet, however, IBM have some new announcements in their server range next month that you should consider.
The Power7 launch is next week (register at the link below). If that box isn't right for you, you'll find the right guys from IBM and their business partners available to have a chat.