Asus H81M-PLUS - Manual (Page 56)

2-28 Chapter 2: Getting started
2.6.3 SATA Configuration
While entering Setup, the BIOS automatically detects the presence of SATA devices. The
SATA Port items show Not Present if no SATA device is installed to the corresponding SATA
port.
SATA Mode Selection [AHCI]
Allows you to set the SATA configuration.
[Disabled]
Disables the SATA function.
[IDE] Set to [IDE] when you want to use the Serial ATA hard disk drives as
Parallel ATA physical storage devices.
[AHCI] Set to [AHCI] when you want the SATA hard disk drives to use the AHCI
(Advanced Host Controller Interface). The AHCI allows the onboard storage
driver to enable advanced Serial ATA features that increases storage
performance on random workloads by allowing the drive to internally
optimize the order of commands.
Aggressive LPM Support [Auto]
This item appears only when you set the previous item to [AHCI] and allows you to enable or
disable PCH entering link power state aggressively. Configuration options: [Auto] [Disabled]
[Enabled]
IDE Legacy / Native Mode Selection [Native]
This item appears only when you set the SATA Mode Selection item to [IDE]. Configuration
options: [Native] [Legacy]
S.M.A.R.T. Status Check [Enabled]
S.M.A.R.T. (Self-Monitoring, Analysis and Reporting Technology) is a monitor system. When
read/write of your hard disk errors occur, this feature allows the hard disk to report warning
messages during the POST. Configuration options: [Enabled] [Disabled]
Hot Plug [Disabled]
These items appear only when you set the SATA Mode Selection item to [AHCI] and allow
you to enable/disable SATA Hot Plug Support. Configuration options: [Disabled] [Enabled]
2.6.4 System Agent Configuration
VT-d [Disabled]
Allows you to enable virtualization technology function on memory control hub.
[Enabled]
Enables the function.
[Disabled] Disables this function.
CPU Audio Device [Enabled]
Allows you to enable or disable CPU SA Audio Device. Configuration options: [Enabled]
[Disabled]
DVI Port Audio [Disabled]
Allows you to enable or disable the DVI port. Configuration options: [Enabled] [Disabled]