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| VT-x VT-d Virtualization Technology for Directed I/O -- PCI passthrough PCI-SIG Single Root I/O Virtualization (SR-IOV) -- In SR-IOV, the most common of these, a host VMM configures supported devices to create and allocate virtual "shadows" of their configuration spaces so that virtual machine guests can directly configure and access such "shadow" device resources.[50] With SR-IOV enabled, virtualized network interfaces are directly accessible to the guests,[51] avoiding involvement of the VMM and resulting in high overall performance |
CPU * VT-x * Intel started to include Extended Page Tables (EPT),[23] a technology for page-table virtualization,[24] since the Nehalem architecture,[25][26] released in 2008. In 2010, Westmere added support for launching the logical processor directly in real mode – a feature called "unrestricted guest", which requires EPT to work.[27][28] * Since the Haswell microarchitecture (announced in 2013), Intel started to include VMCS shadowing as a technology that accelerates nested virtualization of VMMs * VT-c Intel's "Virtualization Technology for Connectivity" IO * VT-d Virtualization Technology for Directed I/O -- PCI passthrough * PCI-SIG Single Root I/O Virtualization (SR-IOV) -- In SR-IOV, the most common of these, a host VMM configures supported devices to create and allocate virtual "shadows" of their configuration spaces so that virtual machine guests can directly configure and access such "shadow" device resources.[50] With SR-IOV enabled, virtualized network interfaces are directly accessible to the guests,[51] avoiding involvement of the VMM and resulting in high overall performance |
Intel Xeon Microprocessors list https://en.wikipedia.org/w/index.php?title=List_of_Intel_Xeon_microprocessors&printable=yes
Oracle Server
- X3 Intel Sandy Bridge Xeon E5-26XX
- X4 Intel Ivy Bridge Xeon E5-26XX v2
- X5 Intel Haswell Xeon E5-26XX v3
- X6 Intel Broadwell Xeon E5-26XX v4
- X7 Intel Skylake
Virtualization
CPU
- VT-x
- Intel started to include Extended Page Tables (EPT),[23] a technology for page-table virtualization,[24] since the Nehalem architecture,[25][26] released in 2008. In 2010, Westmere added support for launching the logical processor directly in real mode – a feature called "unrestricted guest", which requires EPT to work.[27][28]
- Since the Haswell microarchitecture (announced in 2013), Intel started to include VMCS shadowing as a technology that accelerates nested virtualization of VMMs
- VT-c Intel's "Virtualization Technology for Connectivity"
IO
- VT-d Virtualization Technology for Directed I/O -- PCI passthrough
- PCI-SIG Single Root I/O Virtualization (SR-IOV) -- In SR-IOV, the most common of these, a host VMM configures supported devices to create and allocate virtual "shadows" of their configuration spaces so that virtual machine guests can directly configure and access such "shadow" device resources.[50] With SR-IOV enabled, virtualized network interfaces are directly accessible to the guests,[51] avoiding involvement of the VMM and resulting in high overall performance