Intel® Desktop Board DP55KG Mather board

Intel® Desktop Board DP55KG Mather board
Designed by enthusiasts for enthusiasts, the Intel® Desktop Board DP55KG delivers incredible performance. Enjoy great over-clocking hardware and software while boasting new features like Bluetooth* technology. Support for ATI Crossfire* and NVIDIA SLI* technology rounds off the platform with amazing graphics performance.

Features and benefits
Form factor: ATX (12.00 inches by 9.60 inches [304.80 millimeters by 243.84 millimeters])
AA number (Altered Assembly): E47218-XXX
BIOS ID string: KGIBX10J.86A
Processor:
View supported processors for the most current list of compatible processors.

At product launch, this desktop board supports:

Intel® Core™ i7-800 processor series in an LGA1156 socket
Intel® Core™ i5-700 processor series in an LGA1156 socket
Memory:
Four 240-pin DDR3 SDRAM Dual Inline Memory Module (DIMM) sockets
Support for DDR3 1600+1/1333/1066 MHz DIMMs
Support for up to 16 GBΣ of system memory
Chipset:
Intel® P55 Express Chipset
Audio:
Intel® High Definition Audio◊ subsystem in the following configuration:

10-channel (7.1+ 2 independent multi-streaming) audio subsystem with five analog audio outputs and two optical S/PDIF digital audio for input and output using the Realtek * ALC889 audio codec
Video:
Nvidia SLI* and ATI CrossFire* technology support enables two graphics cards to work together for ultimate 3D gaming performance and visual quality
LAN support: Intel® PRO 10/100/1000 Network Connection (82578DC)
Peripheral interfaces:
Thirteen USB 2.0 ports (8 external ports, 1 onboard, 2 internal headers)
Eight Serial ATA 3.0 Gb/s ports including 2 eSATA ports
Two IEEE-1394a ports (1 external port, 1 internal header)
Consumer IR receiver and emitter (via internal headers)
Integrated Bluetooth Technology Module
Expansion capabilities:
One primary PCI Express* 2.0 x16 bus add-in card connector
One PCI Express* 2.0 x8 bus add-in card connector, bifurcated from the primary PCI Express 2.0 x16
One PCI Express* 2.0 x4 connector
Two PCI Express* 2.0 x1 connectors
Two PCI Conventional bus connectors