Manual
Table Of Contents
- P7P55D-E Premium specifications summary
- About this guide
- Safety information
- Notices
- Chapter 1: Product introduction
- Chapter 2: Hardware information
- Chapter 3: BIOS setup
- 3.1 Knowing BIOS
- 3.2 Updating BIOS
- 3.3 BIOS setup program
- 3.4 Main menu
- 3.5 Ai Tweaker menu
- 3.5.1 Ai Overclock Tuner [Auto]
- 3.5.2 CPU Ratio Setting [Auto]
- 3.5.3 Intel(R) SpeedStep(TM) Tech [Enabled]
- 3.5.4 Intel(R) TurboMode Tech [Enabled]
- 3.5.5 Xtreme Phase Full Power Mode [Auto]
- 3.5.6 DRAM Frequency [Auto]
- 3.5.7 QPI Frequency [Auto]
- 3.5.8. DRAM Timing Control [Auto]
- 3.5.9 CPU Differential Amplitude [Auto]
- 3.5.10 CPU Clock Skew [Auto]
- 3.5.11 CPU Voltage Mode [Offset]
- 3.5.12 IMC Voltage [Auto]
- 3.5.13 DRAM Voltage [Auto]
- 3.5.14 CPU PLL Voltage [Auto]
- 3.5.15 PCH Voltage [Auto]
- 3.5.16 DRAM DATA REF Voltage on CHA/B [Auto]
- 3.5.17 DRAM CTRL REF Voltage on CHA/B [Auto]
- 3.5.18 Load-Line Calibration [Auto]
- 3.5.19 CPU Spread Spectrum [Auto]
- 3.5.20 PCIE Spread Spectrum [Auto]
- 3.6 Advanced menu
- 3.7 Power menu
- 3.8 Boot menu
- 3.9 Tools menu
- 3.10 Exit menu
- Chapter 4: Software support
- Chapter 5: Multiple GPU technology support

ASUS P7P55D-E Premium 3-25
Chapter 3
HDA Controller [Enabled]
[Enabled] Enables the High Denition Audio Controller.
[Disabled] Disables the controller.
Front Panel Type [HD Audio]
[AC97] Set the front panel audio connector (AAFP) mode to legacy AC’97
[HD Audio] Set the front panel audio connector (AAFP) mode to high-denition audio.
Realtek LAN1/2 [Enabled]
[Enabled] Enables Realtek LAN Controller 1/2.
[Disabled] Disables Realtek LAN Controller 1/2.
LAN Boot ROM [Disabled]
This item appears only when you enable the previous item(s).
[Disabled] Disables Realtek LAN Boot ROM.
[Enabled] Enables Realtek LAN Boot ROM.
Onboard 1394 Controller [Enabled]
[Enabled] Enables the onboard 1394 Controller.
[Disabled] Disables the controller.
J-Micron PATA Controller [Enabled]
[Disabled] Disables the J-Micron controller.
[Enabled] Enables the J-Micron controller.
Serial Port1 Address [3F8/IRQ4]
Allows you to select the Serial Port1 base address.
Conguration options: [Disabled] [3F8/IRQ4] [2F8/IRQ3] [3E8/IRQ4] [2E8/IRQ3]
Marvell Controller [IDE Mode]
[Disabled] Disables the Marvell controller.
[IDE Mode] Set to [IDE Mode] when you want to use the Serial ATA hard disk drives as
Parallel ATA physical storage devices.
[AHCI Mode] Set to [AHCI] when you want the SATA hard disk drives to use the AHCI
(Advabced 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.
3.6.3 Onboard Devices Conguration
Onboard Devices Conguration
HDA Controller [Enabled]
Front Panel Type [HD Audio]
Realtek LAN1 [Enabled]
LAN Boot ROM [Disabled]
Realtek LAN2 [Enabled]
LAN Boot ROM [Disabled]
Onboard 1394 Controller [Enabled]
J-Micron PATA Controller [Enabled]
Serial Port1 Address [3F8/IRQ4]
Marvell Controller [IDE Mode]
BIOS SETUP UTILITY
Advanced
Options
Enabled
Disabled