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P7P55D-E PRO

Specification:
- True USB 3.0 and SATA 6Gb/s Support
- Hybrid Processor - TurboV EVO
- Hybrid Phase16 Hybrid Phase Power Design
- Quad-GPU SLI & Quad-GPU CrossFireX Support!
- MemOK!
CPU, Chipset and Graphics features
LGA1156 Intel® Lynnfield Processor Ready
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This motherboard supports the latest Intel® Lynnfield processors in LGA1156 package, which has memory and PCI Express controller integrated to support 2-channel (4 DIMMs) DDR3 memory and 16 PCI Express 2.0 lanes, providing great graphics performance. Intel® Lynnfield processor is one of the most powerful and energy efficient CPU in the world.
Quad-GPU SLI and Quad-GPU CrossFireX Support!
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Flexible Multi-GPU solutions, Your Weapon of Choice!
P7P55D-E PRO brings you the multi-GPU choice of either SLI™ or CrossFireX™. The motherboard features the most powerful Intel® P55 platform to optimize PCIe allocation in multiple GPU configurations. Expect a brand-new gaming style you’ve never experienced before!
Intel P55
The Intel® P55 Express Chipset is the latest one-chipset design to support latest 1156 socket Intel® Core™ i7/Core™ i5/Core™ i3 Processors. Intel® P55 providing improved performance by utilizing serial point-to-point links, allowing increased bandwidth and stability.
PCIe 2.0
Double Speed; Double Bandwidth
This motherboard supports the latest PCIe 2.0 devices for double speed and bandwidth which enhances system performance.
Memory Features
Dual-Channel DDR3 2200(O.C.) / 1600 / 1333 / 1066 support
The motherboard supports DDR3 memory that features data transfer rates of 2200(O.C.) / 1600 / 1333 / 1066 MHz to meet the higher bandwidth requirements of the latest 3D graphics, multimedia, and Internet applications. The dual-channel DDR3 architecture enlarges the bandwidth of your system memory to boost system performance.
Unique PCIe X4 Chip for Ultra Performance
True USB 3.0 Support
Experience ultra-fast data transfers at 4.8 Gb/s with USB 3.0–the latest connectivity standard. Built to connect easily with next-generation components and peripherals, USB 3.0 transfers data 10X faster and is also backward compatible with USB 2.0 components.
True Serial ATA 6.0 Gb/s support
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Supporting next-generation Serial ATA (SATA) storage interface with onboard Marvell® controller, this motherboard delivers up to 6.0 Gb/s data transfer rates. Additionally, get enhanced scalability, faster data retrieval, double the bandwidth of current bus systems.
ASUS Xtreme Design - Hybrid Processor
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ASUS TurboV EVO
Ultimate O.C. Processor
The ultimate O.C. processor satisfies every level of overclockers—from die-hard enthusiasts to beginners. Auto tuning intelligently pushes the system to the fastest clock speeds while maintaining stability. Turbo Key boosts performance with just one touch; while TurboV offers more options to advanced overclockers to achieve world O.C.Moreover, upgrade your CPU at no additional cost with CPU Level UP!

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Auto Tuning
Auto System Level Up
Achieve extreme yet stable overclocking results automatically with Auto Tuning! With built-in stability testing, Auto Tuning lets even beginners improve performance with no additional cost.
ASUS Xtreme Design - 16 Hybrid Phase*
T.Probe
Leading Active Cooling Technology
The T.Probe microchip detects and balances power phase loads and temperatures real-time. With optimal power phase functions, components run cooler and extend system lifespan.

ASUS Hybrid 12+2 Phase Power Design
Unprecedented Innovation with the Best Quality Component for Best Performance
The groundbreaking 12+2 phase VRM design is brrought to the ASUS motherboards. 12+2 phase power design, 12-phase for vCore and extra 2-phase for Memory controller inside CPU, can provide the highest power efficiency, and hence generates less heat to effectively enhance the overclocking capability. With the high quality power components such as low RDS (on) MOSFETs, Ferrite core chokes with lower hysteresis loss and 100% Japan-made high quality conductive polymer capacitors, ASUS 12+2 phase VRM design also ensure longer component life and minimum power loss.
*16 Hybrid Phase = 12+2 Phase x T.Probe
ASUS Xtreme Design - Hybrid OS
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ASUS Express Gate
0 to Internet in Seconds!
Gate™ is an ASUS exclusive OS that provides you with quick access to the Internet and key applications before entering Windows®.
ASUS Exclusive Features
MemOK!
Any Memory is A-OK!MemOK! quickly ensures memory boot compatibility. This remarkable memory rescue tool requires a mere push of a button to patch memory issues. MemOK! determines failsafe settings and dramatically improves your system boot success. Get your system up and running in no time!

ASUS EPU
System Level Energy Saving
The new ASUS EPU - the world´s first power saving engine, has been upgraded to a new six engine version, which provides total system power savings by detecting current PC loadings and intelligently moderating power in real-time. With auto phase switching for components (which includes the CPU, VGA card, memory, chipset, drives and system fan), the EPU automatically provides the most appropriate power usage via intelligent acceleration and overclocking - helping save power and money.
ASUS Quiet Thermal Solution
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Fan Xpert
Active Quiet & Cool
ASUS Fan Xpert intelligently allows users to adjust both the CPU and chassis fan speed according to different ambient temperature , which is caused by different climate conditions in different geographic regions and system loading.Built-in variety of useful profiles offer flexible controls of fan speed to achieve a quiet and cool environment.
ASUS Crystal Sound
8-channel Audio
Enjoy High-End 8-channel sound system on your PC!
The onboard 8-channel HD audio (High Definition Audio, previously codenamed Azalia) CODEC enables high-quality 192KHz/24-bit audio output, jack-sensing feature, retasking functions and multi-streaming technology that simultaneously sends different audio streams to different destinations. This motherboard now adopts the future standard to deliver the most vivid audio enjoyment!!

Noise Filtering
Eliminate background noise while recording
This feature detects repetitive and stationary noises like computer fans, air conditioners, and other background noises then eliminates it in the incoming audio stream while recording.
DTS Surround Sensation UltraPC
DTS Surround Sensation UltraPC delivers exceptional 5.1 surround experience through the most common PC audio setups - your existing stereo speakers or headphones. In addition to virtual surround, “Bass enhancement” provides stronger low frequency bass sound, and “Voice clarification” provides clear human dialogue even with loud background sound. With these technologies, you may experience a better home-theater audio with ease.
ASUS EZ DIY
ASUS Q-Design
DIY quickly, DIY easily!
ASUS Q-Design enhances your DIY experience. All of Q-LED, Q-Slot and Q-DIMM design speed up and simplify the DIY process!
Q-Connector
Make connection quick and accurate!
ASUS Q-Connector allows you to connect or disconnect chassis front panel cables in one easy step with one complete module. This unique adapter eliminates the trouble of plugging in one cable at a time, making connection quick and accurate.
O.C. Profile
Conveniently store or load multiple BIOS settings
Freely share and distribute favorite overclocking settings The motherboard features the ASUS O.C. Profile that allows users to conveniently store or load multiple BIOS settings. The BIOS settings can be stored in the CMOS or a separate file, giving users freedom to share and distribute their favorite overclocking settings.
Q- Shield
Easy and Comfortable Installations
The specially designed ASUS Q-Shield does without the usual "fingers" - making it convenient and easy to install. With better electric conductivity, it ideally protects your motherboard against static electricity and shields it against Electronic Magnetic Interference (EMI).
EZ-Flash 2
Simply update BIOS from a USB flash disk before entering the OS
EZ Flash 2 is a user-friendly BIOS update utility. Simply launch this tool and update BIOS from a USB flash disk before entering the OS. You can update your BIOS only in a few clicks without preparing an additional floppy diskette or using an OS-based flash utility.
Industry Standard
IEEE 1394a interface
IEEE 1394a interface provides high speed digital interface for audio/video appliances such as digital television, digital video camcorders, storage peripherals & other PC portable devices.
S/PDIF-out on Back I/O Port
This motherboard provides convenient connectivity to external home theater audio systems via coaxial and optical S/PDIF-out (SONY-PHILIPS Digital Interface) jacks. It allows to transfer digital audio without converting to analog format and keeps the best signal quality.
RoHS
GreenASUS
The motherboard and its packaging comply with the European Union´s Restriction on the use of Hazardous Substances (RoHS). This is in line with the ASUS vision of creating environment-friendly and recyclable products and packaging to safeguard consumers´ health while minimizing the impact on the environment.
Specifications
| CPU |
Intel® Socket 1156 Core™ i7 Processor/Core™ i5 Processor/Core™ i3 Processor Supports Intel® Turbo Boost Technology |
| Chipset | Intel® P55 Express Chipset |
| Memory |
4 x DIMM, Max. 16 GB, DDR3 2200(O.C.)*/1600/1333/1066 Non-ECC,Un-buffered Memory Dual Channel memory architecture Supports Intel® Extreme Memory Profile (XMP) *Hyper DIMM support is subject to the physical characteristics of individual CPUs. Some hyper DIMMs only support one DIMM per channel. Please refer to Memory QVL for details. **Refer to www.asus.com or this user manual for the Memory QVL(Qualified Vendors Lidts). |
| Expansion Slots |
2 x PCIe 2.0 x16 (single at x16 or dual at x8 / x8 mode) 2 x PCIe 2.0 x 1(5GT/s, blue slots) 1 x PCIe 2.0 x 1(2.5GT/s,gray slot) 2 x PCI |
| Multi-GPU Support |
Supports NVIDIA® Quad-GPU SLI™ Technology Supports ATI® Quad-GPU CrossFireX™ Technology |
| Storage |
Intel® P55 Express Chipset built-in 6 xSATA 3.0 Gb/s ports Intel Matrix Storage Technology Support RAID 0,1,5,10 JMicron® JMB363 PATA and SATA controller 1 xUltraDMA 133/100/66 for up to 2 PATA devices 1 xExternal SATA 3Gb/s port 1 xSATA 3Gb/s port (black) Marvell® PCIe SATA6Gb/s controller: - 2 x SATA 6.0 Gb/s ports (Gray) |
| LAN | Realtek® 8112L Gigabit LAN controller featuring AI NET2 |
| Audio |
VIA® VT1828S 8-Channel High Definition Audio CODEC - Absolute Pitch BD192/24 - DTS Surround Sensation UltraPC - Supports Jack-Detection, Multi-streaming, Front Panel Jack-Retasking - Coaxial / Optical S/PDIF out ports at back I/O |
| IEEE 1394 | VIA® 6308P controller supports 2 x 1394a port(s) (one at mid-board; one at back panel) |
| USB |
NEC USB 3.0 controller - 2 x USB 3.0 ports (Blue, at back panel) Intel® P55 Express Chipset - 12 x USB 2.0 ports (6 ports at mid-board, 6 ports at back panel) |
| ASUS Unique Features |
Unique PCIe X4 Chip for Ultra Performance - True USB 3.0 Support - True SATA 6Gb/s Support ASUS Xtreme Design: ASUS Hybrid Processor - TurboV EVO - Auto Tuning, TurboV , CPU Level UP and Turbo Key ASUS 16 Hybrid Phase - T.Probe Technology for Active Cooling - 12+2 Phase Power Design * 16 Hybrid Phase = 12+2 Phase x T.Probe ASUS Hybrid OS - Express Gate ASUS Exclusive Features - MemOK! - ASUS EPU ASUS Quiet Thermal Solution - ASUS Fanless Design: Stylish Heatsink - ASUS Fanless Design: Stack Cool 3 - ASUS Fan Xpert ASUS Crystal Sound - ASUS Noise Filter ASUS EZ DIY - ASUS Q-Shield - ASUS Q-Connector - ASUS O.C. Profile - ASUS CrashFree BIOS 3 - ASUS EZ Flash 2 - ASUS MyLogo 2 - Multi-language BIOS ASUS Q-Design - ASUS Q-LED (CPU, DRAM, VGA, Boot Device LED) - ASUS Q-Slot - ASUS Q-DIMM |
| Overclocking Features |
Precision Tweaker 2 - vCore: Adjustable CPU voltage at 0.00625V increment - vIMC: Adjustable IMC voltage at 0.00625V increment - vDRAM Bus: 104-step DRAM voltage control - vPCH: 36-step chipset voltage control - vCPU_PLL: 56-step reference voltage control SFS (Stepless Frequency Selection) - PCI Express frequency tuning from 100MHz up to 200MHz at 1MHz increment - Internal Base Clock tuning from 80MHz up to 500MHz at 1MHz increment Overclocking Protection - ASUS C.P.R.(CPU Parameter Recall) |
| Back Panel I/O Ports |
1 x PS/2 Keyboard (Purple) 1 x PS/2 mouse port (Green) 1 x Coaxial S/PDIF Output 1 x Optical S/PDIF Output 1 x IEEE1394a 1 x eSATA port 1 x RJ45 port 2 x USB 3.0/2.0 ports (blue) 6 x USB 2.0/1.1 ports 8-channel Audio I/O |
| Internal I/O Connectors |
3 x USB connectors support additional 6 USB ports 1 x IDE connector 1 x IEEE 1394a connector 1 x CPU Fan connector 1 x Power Fan connector 7 x SATA 3.0Gb/s connectors (blue/black) 2 x SATA 6.0Gb/s connectors (gray) 2 x Chassis Fan connector (1x4-pin, 1x3-pin) Front panel audio connector 1 x S/PDIF Out Header 24-pin ATX Power connector 1 x 8-pin ATX 12V Power connector System Panel(Q-Connector) 1 x MemOK! button |
| BIOS | 16 Mb Flash ROM , AMI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.5, ACPI 2.0a, Multi-language BIOS, ASUS EZ Flash 2, ASUS CrashFree BIOS 3 |
| Manageability | WfM 2.0,DMI 2.0,WOL by PME,WOR by PME,PXE |
| Accessories |
User's manual 1 x UltraDMA 133/100/66 cable 2 in 1 Q-connector 2 x Serial ATA 3.0Gb/s cables 2 x Serial ATA 6.0Gb/s cables 1 x 2-port USB and eSATA module 1 x SLI Bridge ASUS Q-Shield |
| Support Disc |
Drivers Anti-virus software (OEM version) ASUS Update ASUS Utilities |
| Form Factor |
ATX Form Factor 12 inch x 9.6 inch ( 30.5 cm x 24.4 cm ) |
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