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. Conguration options:
[Disabled] [Enabled]
ASPM Support [Disabled]
This item allows you to select the ASPM state for energy‑saving conditions. Conguration
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. Conguration 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 prole. Conguration options: [Disabled] [Auto] [ASPM L0s] [ASPM
L1] [ASPM L0sL1]
2.6.3 System Agent (SA) Conguration
VT-d [Disabled]
Allows you to enable or disable VT‑d function on MCH. Conguration options: [Enabled]
[Disabled]
DMI/OPI Conguration
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 congure the DMI speed. Conguration options: [Auto] [Gen1] [Gen2]
[Gen3]
PEG Port Conguration
Allows you to congure the PEG Port settings.
PCIEx16_1 Link Speed [Auto]
Allows you to congure the PCIEx16 speed for slot 1. Conguration options: [Auto]
[Gen1] [Gen2] [Gen3]
2-24 Chapter 2: Getting started