CPU

Intel® Socket 1155 for 2^nd Generation Core™ i7/Core™ i5/Core™ i3 Processors
Supports Enhanced Intel SpeedStep Technology (EIST)
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 ASUS official website for CPU support list

Chipset

Intel® P67(B3)

Memory

4 x DIMM, Max. 32GB, DDR3 2200(O.C.)/2133(O.C.)/1866(O.C.)/1600(O.C.)/1333/1066 MHz Non-ECC, Un-buffered Memory
Dual Channel Memory Architecture
* According to Intel® SPEC, the Max. 32GB memory capacity can be supported with DIMMs of 8GB (or above). ASUS will update QVL once the DIMMs are available on the market.
* 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

Expansion Slots

2 x PCIe 2.0 x16 (x16, x8, x8 or x16, x16, x1)
1 x PCIe 2.0 x16 (x4 mode, black)
1 x PCIe 2.0 x1

Storage

Intel® P67(B3) chipset :
4 x SATA 3Gb/s port(s), blue
2 x SATA 6Gb/s port(s), gray
Support Raid 0, 1, 5, 10
Marvell® PCIe SATA 6Gb/s controller : *¹
1 x eSATA 6Gb/s port(s), red
1 x SATA 6Gb/s port(s), navy blue

LAN

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

Audio

Realtek® ALC892 8-Channel High Definition Audio CODEC
- Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking
Audio Feature :
- DTS Surround Sensation UltraPC 
- Optical S/PDIF out port(s) at back panel

IEEE 1394

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

USB Ports

Built-in Controller :
2 x USB 3.0 port(s) (2 at back panel, blue)
Built-in Controller :
14 x USB 2.0 port(s) (6 at back panel, black+red, 8 at mid-board)

ROG Exclusive Features

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

Special Features

ASUS TPU :
- Auto Tuning
- TurboV
ASUS EPU :
- EPU
ASUS Protect 3 Technology :
- Anti-Surge Protection
ASUS Exclusive Features :
- MemOK!
- AI Suite II
- ASUS UEFI BIOS EZ Mode featuring friendly graphics user interface
ASUS EZ DIY :
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 2
- ASUS MyLogo 2
100% All High-quality Conductive Polymer Capacitors

Back I/O Ports

1 x PS/2 keyboard (purple)
1 x PS/2 mouse (green)
1 x eSATA 6Gb/s
1 x IEEE 1394a
1 x LAN (RJ45) port(s)
2 x USB 3.0
6 x USB 2.0
1 x Optical S/PDIF out
6 x Audio jack(s)

Internal I/O Ports

4 x USB 2.0 connector(s) support(s) additional 8 USB 2.0 port(s)
1 x TPM connector(s)
1 x COM port(s) connector(s)
3 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)
2 x Chassis Fan connector(s)
1 x Power Fan connector(s)
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 parallel port connector(s)
1 x Front panel audio connector(s) (AAFP)
1 x System panel(s)
1 x MemOK! button(s)
1 x TPU switch(es)

BIOS

32 Mb Flash ROM , UEFI AMI BIOS, PnP, DMI2.0, WfM2.0, ACPI v2.0a, SM BIOS v2.6, Multi-language BIOS

Form Factor

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

Note

*1: These SATA ports are for data hard drives only. ATAPI devices are not supported.
*2: Retail version only.