9 
1  Product Description 
1.1  Overview 
1.1.1  Feature Summary 
Table 1 summarizes the major features of the board. 
Table 1.  Feature Summary 
Form Factor 
MicroATX (9.60 inches by 9.60 inches [243.84 millimeters by 243.84 millimeters]) 
Processor 
•  Intel
®
 Core™ i7 and Core i5 processors in an LGA1156 socket   
―  One PCI Express* 2.0 x16 Graphics interface 
―  Integrated memory controller with dual channel DDR3 memory support 
Memory  
•  Four 240-pin DDR3 SDRAM Dual Inline Memory Module (DIMM) sockets 
•  Support for DDR3 1333 MHz and DDR3 1066 MHz DIMMs 
•  Support for 1 Gb and 2 Gb memory technology 
•  Support for up to 16 GB of system memory with four DIMMs using 2 Gb 
memory technology 
•  Support for non-ECC memory 
•  Support for 1.35 V low voltage JEDEC memory 
Chipset 
Intel
®
 
P55 Express Chipset consisting of the Intel
®
 P55 Express Platform 
Controller Hub (PCH) 
Audio  5.1+2-channel audio subsystem using the Realtek* ALC888-VC2-GR audio codec 
Peripheral 
Interfaces 
•  Fourteen USB 2.0 ports: 
―  Eight ports are implemented with stacked back panel connectors 
―  Six front panel ports implemented through three internal headers; one 
header supports an Intel
®
 Z-U130 USB Solid-State Drive (or compatible 
device) 
•  Six internal Serial ATA (SATA) 3.0 Gb/s interfaces through Intel P55 Express 
Chipset with Intel Matrix Storage Technology RAID support 
•  Two IEEE 1394a ports: 
―  One port via  a back panel connector 
―  One port via an internal header for front panel cabling 
BIOS 
•  Intel
®
 BIOS resident in the SPI Flash device 
•  Support for Advanced Configuration and Power Interface (ACPI), Plug and Play, 
and SMBIOS 
Instantly Available 
PC Technology 
•  Support for PCI* Local Bus Specification Revision 2.2 
•  Support for PCI Express* Revision 2.0 
•  Suspend to RAM support 
•  Wake on PCI, PCI Express, LAN, front panel, and USB ports 
LAN Support 
Gigabit (10/100/1000 Mbits/s) LAN subsystem using the Intel
®
 
82578DC Gigabit 
Ethernet Controller 
continued