Intel's vPro is a hardware based management solutions for systems. The benefit of using a hardware based approach is that you do not require the PC to be running and don't even require the Operating System to be started up.
The Altaris Console Management is probably more popular among the vPro-based tools for administration, but you'll find more tools shipped from Avocent, BMC Software, CA, Farstone, Kingsoft, HP OpenView, LANDesk, Medialand, Microsoft SMS, StarSoftComm, and SyAM.
You can also get the Intel AMT developer tools from:
For details from an Altaris Console Management demo, go to: