CPU	Intel® Socket 1155 for 2nd Generation Core™ i7/Core™ i5/Core™ i3 Processors Supports Intel® 32 nm CPU Supports Intel® Turbo Boost Technology 2.0 * The Intel® Turbo Boost Technology 2.0 support depends on the CPU types. * Refer to www.asus.com for CPU support list
Chipset	Intel® H61(B3)
Memory	2 x DIMM, Max. 16GB, DDR3 1333/1066 Hz Non-ECC, Un-buffered Memory Dual Channel Memory Architecture Supports Intel® Extreme Memory Profile (XMP) * The maximum 16GB memory capacity can be supported with 8GB or above DIMMs. ASUS will update the memory QVL once the DIMMs are available in the market. * Refer to www.asus.com or user manual for the Memory QVL (Qualified Vendors Lists). * Due to OS limitation, when installing total memory of 4GB capacity or more, Windows® 32-bit operation system may only recognize less than 3GB. Install a 64-bit Windows® OS when you want to install 4GB or more memory on the motherboard.
Expansion Slots	1 x PCIe 2.0 x16 2 x PCIe 2.0 x1 3 x PCI
Storage	Intel® H61(B3) chipset : 4 x SATA 3Gb/s port(s), blue
LAN	Realtek® 8111E
Audio	Realtek® ALC 887 8-Channel High Definition Audio CODEC *1
USB Ports	Intel® H61(B3) chipset : 10 x USB 2.0 port(s) (4 at back panel, black, 6 at mid-board)
Overclocking Features	Overclocking Protection : - ASUS C.P.R.(CPU Parameter Recall)
Special Features	ASUS EPU : - EPU TurboV ASUS Exclusive Features : - AI Suite II - Ai Charger - Anti-Surge - ASUS UEFI BIOS EZ Mode featuring friendly graphics user interface ASUS Quiet Thermal Solution : - ASUS Fan Xpert ASUS EZ DIY : - ASUS CrashFree BIOS 3 - ASUS EZ Flash 2 - ASUS MyLogo 2
Back I/O Ports	1 x PS/2 keyboard (purple) 1 x PS/2 mouse (green) 1 x LAN (RJ45) port(s) 4 x USB 2.0 1 x COM port(s) 1 x Parallel port(s) 3 x Audio jack(s)
Internal I/O Ports	3 x USB 2.0 connector(s) support(s) additional 6 USB 2.0 port(s) 4 x SATA 3Gb/s connector(s) 1 x CPU Fan connector(s) 1 x Chassis Fan connector(s) 1 x S/PDIF out header(s) 1 x 24-pin EATX Power connector(s) 1 x 4-pin ATX 12V Power connector(s) 1 x Front panel audio connector(s) (AAFP) 1 x Internal speaker connector(s) 1 x System panel(s)
Accessories	User's manual I/O Shield 2 x SATA 3Gb/s cable(s)
BIOS	32 Mb Flash ROM , EFI BIOS, PnP, DMI v2.0, WfM2.0, SMBIOS v2.6, ACPI v2 0a, Multi-language BIOS
Manageability	WOL by PME,WOR by PME,PXE
Support Disc	Drivers Anti-virus software (OEM version) ASUS Update ASUS Utilities
Form Factor	ATX Form Factor 12 inch x 8 inch ( 30.5 cm x 20.3 cm )
Note	*1: Use a chassis with HD audio module in the front panel to support an 8-channel audio output.