Asus P8H61-M2/TPM/SI - Manual (Page 45)

Chapter 2: BIOS information 2-17
2.5.3 System Agent Configuration
The System Agent Configuration menu allows you to change the northbridge chipset settings.
Initiate Graphic Adapter [PEG/PCI]
Allows you to decide which graphics controller to use as the primary boot device.
Configuration options: [iGPU] [PCI/iGPU] [PCI/PEG] [PEG/iGPU] [PEG/PCI]
iGPU Memory [64M]
Allows you to set the Internal Graphics Device share memory size.
Configuration options: [32M] [64M] [96M] [128M]
Render Standby [Enabled]
Allows you to enable or disable Render Standby by Internal Graphics Device.
Configuration options: [Disabled] [Enabled]
iGPU Multi-Monitor [Disabled]
Allows you enable or disable Internal Graphics Device Multi-Monitor Support for add-on VGA
devices. Configuration options: [Enabled] [Disabled]
2.5.4 PCH Configuration
High Precision Timer [Enabled]
Allows you to enable or disable the High Precision Event Timer.
Configuration options: [Enabled] [Disabled]
2.5.5 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 [IDE Mode]
Allows you to set the SATA configuration.
[Disabled]
Disables the SATA function.
[IDE Mode] Set to [IDE Mode] when you want to use the Serial ATA hard disk drives as
Parallel ATA physical storage devices.
[ACHI Mode] Set to [AHCI Mode] 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.
Serial-ATA Controller 0 [Enhanced]
This item appears only when you set the SATA Mode item to [IDE Mode].
[Disabled] Disables the SATA function.
[Enhanced] Set to [Enhanced] to support more than four SATA devices.
[Compatible] Set to [Compatible] when using Windows 98/NT/2000/MS-DOS. Up to four
SATA devices are supported under these oeprating syste.