Asus P7P55-M DDR3 Motherboard. 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.



* Please Note: This is an OEM motherboard and it does not come with rear I/O shield also known as back-plate cover. This part is not needed and you can still install the board in standard ATX case.

Specifications:

CPU
Intel® Socket 1156 Core™ i7 Processor/Core™ i5 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)  

Expansion Slots
1 x PCIe 2.0 x16
2 x PCIe 2.0 x1
1 x PCI

LAN
Realtek® 8112L Gigabit LAN controller featuring AI NET 2

Audio
VIA® VT1708S 8-Channel High Definition Audio CODEC
Supports Jack-Detection, Multi-streaming, Front Panel Jack-Retasking

USB Ports
14 USB 2.0/1.1 ports (6 ports at mid-board, 8 ports at back panel)

Back Panel I/O Ports
1 x PS/2 Keyboard/Mouse Combo port
1 x IEEE 1394a
1 x LAN(RJ45) port
8 x USB 2.0/1.1
1 x COM port
8 -Channel Audio I/O   

Internal I/O Ports
3 x USB connectors support additional 6 USB ports
1 x IDE connector
6 x SATA connectors
1 x CPU Fan connector
1 x Chassis Fan connector
1 x LPT connector
1 x Front panel audio connector
1 x S/PDIF Out header
1 x 24-pin ATX Power connector
1 x 4-pin ATX 12V Power connector
1 x System Panel connector

BIOS
16 Mb Flash ROM , AMI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.5, ACPI 2.0a  

Form Factor
uATX Form Factor
9.6 inch x 8.6 inch ( 24.4 cm x 21.8 cm )