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

Intel® H61(B3)

2 x DIMM, Max. 16GB, DDR3 1333/1066 Hz Non-ECC, Un-buffered Memory
Dual Channel Memory Architecture
* 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.

Integrated Graphics Processor
Multi-VGA output support : DVI/RGB ports 
- Supports DVI with max. resolution 1920 x 1200 @ 60 Hz
- Supports RGB with max. resolution 2048 x 1536 @ 75 Hz
Supports DirectX 10.1

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

Intel® H61(B3) chipset : 
4 x SATA 3Gb/s port(s), blue

Realtek® 8111E , 1 x Gigabit LAN Controller(s)

Realtek® ALC 887 8-Channel High Definition Audio CODEC *1

Intel® H61(B3) chipset : 
10 x USB 2.0 port(s) (6 at back panel, black, 4 at mid-board)

ASUS EPU :
- EPU 
TurboV
GPU Boost 
ASUS Exclusive Features :
- AI Suite II
- Anti-Surge
- ESD Guards
- 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

1 x PS/2 keyboard/mouse combo port(s)
1 x DVI
1 x D-Sub
1 x LAN (RJ45) port(s)
6 x USB 2.0 
3 x Audio jack(s)

2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s)
1 x COM port(s) connector(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 parallel port connector(s)
1 x Front panel audio connector(s) (AAFP)
1 x System panel(s)

User's manual
I/O Shield
2 x SATA 3Gb/s cable(s)

32 Mb Flash ROM EFI BIOS, PnP, DMI v2.0, WfM 2.0, ACPI v2.0a, SM BIOS v2.6, Multi-language BIOS

uATX Form Factor 
9.6 inch x 8.0 inch ( 24.4 cm x 20.3 cm )