CPU
Intel Socket 1155 for 2nd Generation Core i7/Core i5/Core i3/Pentium/Celeron Processors
Supports Intel 22 nm CPU
Supports Intel 32 nm CPU
Supports Intel Turbo Boost Technology 2
* The Intel Turbo Boost Technology 2.0 support depends on the CPU types.

Chipset
Intel Z68

Memory
4 x DIMM, Max. 32GB, DDR3 2200(O.C.)/2133(O.C.)/1866(O.C.)/1600/1333/1066 MHz Non-ECC, Un-buffered Memory
Dual Channel Memory Architecture
Supports Intel Extreme Memory Profile (XMP)
* Hyper DIMM support is subject to the physical characteristics of individual CPUs.
* Due to CPU behavior, DDR3 2200/2000/1800 MHz memory module will run at DDR3 2133/1866/1600 MHz frequency as default.

Multi-GPU Support
Supports NVIDIA Quad-GPU SLI Technology
Supports AMD Quad-GPU CrossFireX Technology
Supports LucidLogix Virtu Technology

Expansion Slots
2 x PCIe 3.0/2.0 x16 (x16 or dual x8) *1
1 x PCIe 2.0 x16 (x4 mode, black) *2
2 x PCIe 2.0 x1
2 x PCI

Storage
Intel Z68 chipset :
2 x SATA 6Gb/s port(s), gray
4 x SATA 3Gb/s port(s), blue
Support Raid 0, 1, 5, 10
Support Intel Smart Response Technology on 2nd generation Intel Core processor family

Marvell PCIe 9128 controller :
2 x SATA 6Gb/s port(s), navy blue

JMicron JMB362 controller :
1 x eSATA 3Gb/s port(s), red
1 x Power eSATA 3Gb/s port(s), green

LAN
Intel 82579, 1 x Gigabit LAN Controller(s)
Realtek 8111E , 1 x Gigabit LAN Controller(s)
Dual Gigabit LAN controllers- 802.3az Energy Efficient Ethernet (EEE) appliance
Intel LAN- Dual interconnect between the Integrated LAN controller and Physical Layer (PHY)

Bluetooth
Bluetooth V2.1+EDR
ASUS BT GO! Utility

Audio
Realtek ALC889 8-Channel High Definition Audio CODEC
- Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking

Audio Feature :
- Absolute Pitch 192kHz/ 24-bit True BD Lossless Sound
- Blu-ray audio layer Content Protection
- DTS Surround Sensation UltraPC
- Coaxial and Optical S/PDIF out ports at back panel

IEEE 1394
VIA 6315N controller
2 x IEEE 1394a port(s)
(1 at mid-board, 1 at back panel)

USB Ports
NEC USB 3.0 controller :
4 x USB 3.0 port(s) (2 at back panel, blue, 2 at mid-board)

Intel Z68 chipset :
12 x USB 2.0 port(s) (8 at back panel, , 4 at mid-board)

Overclocking Features   
Overclocking Protection :
- ASUS C.P.R.(CPU Parameter Recall)

Special Features
ASUS Dual Intelligent Processors 2 with DIGI+ VRM :
ASUS TPU :
- Auto Tuning
- TurboV
- TPU switch

ASUS EPU :
- EPU
- EPU switch

ASUS Digital Power Design :
- Industry leading Digital 16 Phase Power Design
(12 -phase for CPU, 4 -phase for iGPU)
- ASUS DIGI+ VRM Utility

ASUS BT GO! :
- Folder Sync
- BT Transfer
- Shot & Send
- BT to Net
- Music Player
- Personal Manager

ASUS BT Turbo Remote :
- Exclusive Smartphone Interface supporting iPhone, Android, Windows Mobile, and Symbian systems

ASUS Exclusive Features :
- MemOK!
- AI Suite II
- Ai Charger
- Anti-Surge
- ASUS UEFI BIOS EZ Mode featuring friendly graphics user interface

ASUS Quiet Thermal Solution :
- Stylish Fanless Design Heat-pipe solution
- ASUS Fan Xpert

ASUS EZ DIY :
- ASUS Q-Shield
- ASUS O.C. Tuner
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 2

ASUS Q-Design :
- ASUS Q-Code
- ASUS Q-LED (CPU, DRAM, VGA, Boot Device LED)
- ASUS Q-Slot
- ASUS Q-DIMM
- ASUS Q-Connector

Back I/O Ports
1 x PS/2 keyboard/mouse combo port(s)
1 x Bluetooth module(s)
1 x eSATA 3Gb/s
1 x Power eSATA 3Gb/s
1 x IEEE 1394a
2 x LAN (RJ45) port(s)
2 x USB 3.0
8 x USB 2.0
1 x Coaxial S/PDIF out
1 x Optical S/PDIF out
6 x Audio jack(s)
1 x Clear CMOS button(s)

Internal I/O Ports
1 x USB 3.0 connector(s) support(s) additional 2 USB 3.0 port(s) (19-pin, blue)
2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s)
4 x SATA 6Gb/s connector(s)
4 x SATA 3Gb/s connector(s)
1 x IEEE 1394a connector(s)
1 x CPU Fan connector(s) (4 -pin)
2 x Chassis Fan connector(s) (1 x 4 -pin, 1 x 3 -pin)
2 x Power Fan connector(s) (2 x 3 -pin)
1 x S/PDIF out header(s)
1 x 24-pin EATX Power connector(s)
1 x 8-pin ATX 12V Power connector(s)
1 x Front panel audio connector(s) (AAFP)
1 x System panel(s) (Q-Connector)
1 x MemOK! button(s)
1 x TPU switch(es)
1 x EPU switch(es)
1 x Power-on button(s)
1 x Reset button(s)

Accessories
User's manual
ASUS Q-Shield
2 x SATA 3Gb/s cable(s)
4 x SATA 6Gb/s cable(s)
1 x SLI bridge(s)
1 x Q-connector(s) (2 in 1)
1 x ASUS Front Panel USB 3.0 Box(es)

BIOS
64 Mb Flash ROM, UEFI AMI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.5, ACPI 2.0a, Multi-language BIOS, ASUS EZ Flash 2, ASUS CrashFree BIOS 3, F12 PrintScreen Function

Manageability
WfM 2.0, DMI 2.0, WOL by PME, WOR by PME, PXE

Support Disc   
Drivers
ASUS Utilities
ASUS Update
Anti-virus software (OEM version)

Form Factor
ATX Form Factor
12 inch x 9.6 inch ( 30.5 cm x 24.4 cm )

Note
*1: Actual PCIe 3.0 speed varies with the installed CPU type.
*2: Compatible with PCIe x1 and x4 devices.

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Note: Try to set a system restore point before installing a device driver. It will help you restore system if installed driver not complete.