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PCI Express Setup#

SR-IOV Support

If system has SR-IOV capable PCIe Devices, this option Enables or Disables Single Root IO Virtualization Suppor.

Options:

  1. Disabled. Default.
  2. Enabled.
WMI Setting name Values SVP / SMP Req'd AMD/Intel
SRIOVSupport Enabled, Disabled Yes Both
ASPM Support

If system has SR-IOV capable PCIe Devices, this option Enables or Disables Single Root IO Virtualization Support.

Options:

  1. Auto. Default. Configure ASPM automatically according to what the attached device supports in each PCI Express port.
  2. Disabled - Disable ASPM support of all PCI Express ports.
WMI Setting name Values SVP / SMP Req'd AMD/Intel
ASPMSupport Auto, Disabled Yes Both
PCIe 16x Slot Speed

Select PCI Express port speed.

Options:

  1. Auto. Default.
  2. Gen 1
  3. Gen 2
  4. Gen 3
  5. Gen 4
WMI Setting name Values SVP / SMP Req'd AMD/Intel
PCIe16xSlotSpeed Auto, Gen1, Gen2, Gen3, Gen4 Yes Intel
PCIe 4x Slot Speed

Select PCI Express port speed.

Options:

  1. Auto. Default.
  2. Gen 1
  3. Gen 2
  4. Gen 3
  5. Gen 4
WMI Setting name Values SVP / SMP Req'd AMD/Intel
PCIe4xSlotSpeed Auto, Gen1, Gen2, Gen3, Gen4 Yes Intel
PCIe 1x Slot 1 Speed

Select PCI Express port speed.

Options:

  1. Auto. Default.
  2. Gen 1
  3. Gen 2
  4. Gen 3
WMI Setting name Values SVP / SMP Req'd AMD/Intel
PCIe1xSlot1Speed Auto, Gen1, Gen2, Gen3 Yes Intel