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What exactly is VT-d2?

bodke
Beginner
‎05-26-2009 04:38 PM
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What exactly is VT-d2?

What features does it include?

Is Interrupt Remapping a VT-d2 feature?

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David_O_Intel1
Employee
‎05-28-2009 03:34 PM
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VT-dstands for Intel Virtualization for Directed I/O. "VT-d2" appears to be an informal and internal name for Intel Core i7 Processor VT-d capabilities.Included in these capabilities are (a) I/O device assignment, (b) DMA remapping, (c) interrupt remapping, and (d) reliability features.

You can read about VT-d in detailat:

http://www.intel.com/technology/virtualization/technology.htm?iid=tech_vt+tech

Click on the link entitled "Intel Virtualization Technology (Intel VT) for Directed I/O (Intel VT-d) Architecture Specification".

David Ott
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