User's Manual
The following item appears only when you set the PCI Express Native Power Management
to [Enabled].
Native ASPM [Disabled]
[Enabled] Windows
®
Vista OS controls the ASPM (active state power
management) support for devices.
[Disabled] BIOS controls the ASPM support for the device.
PCH - PCI Express options
DMI Link ASPM Control [Disabled]
This item allows you to control the Active State Power Management on both NB
(NorthBridge) side and SB (SouthBridge) side of the DMI Link. Conguration options:
[Disabled] [Enabled]
ASPM Support [Disabled]
This item allows you to select the ASPM state for energy‑saving conditions. Conguration
options: [Disabled] [L0s] [L1] [L0sL1] [Auto]
SA - PCI Express options
DMI Link ASPM Control [Disabled]
This item allows you to control the Active State Power Management on both CPU and PCH
(platform controller hub) Both DMI link ASPM control items of the CPU and PCH sides must
be enabled for the ASPM to take effect. Conguration options: [Disabled] [L1]
PEG ASPM [Disabled]
This item allows you to select the ASPM state for energy‑saving conditions, or use the ASUS
optimized energy saving prole. Conguration options: [Disabled] [Auto] [ASPM L0s] [ASPM
L1] [ASPM L0sL1]
2.6.3 System Agent (SA) Conguration
VT-d [Disabled]
Allows you to enable or disable VT‑d function on MCH. Conguration options: [Enabled]
[Disabled]
DMI/OPI Conguration
This item allows you to control various DMI (direct media interface) to run at PCI‑E 2.0 speed.
DMI Max Link Speed [Auto]
Allows you to congure the DMI speed. Conguration options: [Auto] [Gen1] [Gen2]
[Gen3]
PEG Port Conguration
Allows you to congure the PEG Port settings.
PCIEx16_1 Link Speed [Auto]
Allows you to congure the PCIEx16 speed for slot 1. Conguration options: [Auto]
[Gen1] [Gen2] [Gen3]
2-24 Chapter 2: Getting started