Asus P7H55/USB3 User Manual download pdf (Page 46)

2-6 Chapter 2: BIOS information

32Bit Data Transfer [Enabled]

[Enabled] Sets the IDE controller to combine two 16-bit reads from the hard disk

into a single 32-bit double word transfer to the processor. This makes

more efcient use of the PCI bus as fewer transactions are needed for the

transfer of a particular amount of data.

[Disabled] Disables this function.

2.3.2 Storage Conguration

The Storage Conguration menu allows you to congure your storage devices. Select an

item then press <Enter> to display the submenu.

SATA Conguration [Enhanced]

Conguration options: [Disabled] [Compatible] [Enhanced]

Configure SATA as [IDE]

Sets the conguration for the Serial ATA connectors supported by the Southbridge chip.

Conguration options: [IDE] [AHCI]

• If you want to use the Serial ATA hard disk drives as Parallel ATA physical storage

devices, keep the default setting [IDE].

• If you want the Serial ATA hard disk drives to use the Advanced Host Controller Interface

(AHCI), set this item to [AHCI]. 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.

Hard Disk Write Protect [Disabled]

Disables or enables device write protection. This will be effective only if the device is

accessed through BIOS. Conguration option: [Disabled] [Enabled]

IDE Detect Time Out (Sec) [35]

Selects the time out value for detecting ATA/ATAPI devices. Conguration options: [0] [5] [10]

[15] [20] [25] [30] [35]

2.3.3 AHCI Conguration

This menu is the section for AHCI conguration. It appears only when you set the item

Congure SATA as from the sub-menu of SATA Conguration to [AHCI].

SATA Port1–6 [XXXX]

Displays the status of auto-detection of SATA devices.

SATA Port1 [Auto]

Allows you to select the type of device connected to the system.

Conguration options: [Auto] [Not Installed]

SMART Monitoring [Enabled]

Allows you to set the Self-Monitoring, Analysis and Reporting Technology.

Congration options: [Disabled] [Enabled]

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Asus P7H55/USB3 User Manual Page 46