Specifications::

CPU
- Supports 3rd and 2nd Generation Intel Core i7 / i5 / i3 in LGA1155 Package
- Digi Power Design
- 8 + 4 Power Phase Design
- Dual-Stack MOSFET (DSM)
- Supports Intel Turbo Boost 2.0 Technology
- Supports Intel K-Series unlocked CPU
- Supports Hyper-Threading Technology

Chipset
- Intel Z77
- Supports Intel Rapid Start Technology and Smart Connect Technology
Intel Rapid Start Technology and Smart Connect Technology are only supported under Windows 7 OS or later versions.

Memory
- Dual Channel DDR3 memory technology
- 4 x DDR3 DIMM slots
- Supports DDR3 3000+(OC)/2400(OC)/2133(OC)/1866(OC)/1600/1333/1066 non-ECC, un-buffered memory
- Max. capacity of system memory: 32GB*
- Supports Intel Extreme Memory Profile (XMP) 1.3 / 1.2
Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows 32-bit OS. For Windows 64-bit OS with 64-bit CPU, there is no such limitation.

BIOS
- 64Mb AMI UEFI Legal BIOS with GUI support
- Supports "Plug and Play"
- ACPI 1.1 Compliance Wake Up Events
- Supports jumperfree
- SMBIOS 2.3.1 Support
- CPU Core, IGPU, DRAM, 1.8V PLL, VTT, VCCSA Voltage Multi-adjustment

Graphics
- Supports Intel HD Graphics Built-in Visuals : Intel Quick Sync Video 2.0, Intel InTru 3D, Intel Clear Video HD Technology, Intel Insider, Intel HD Graphics 2500/4000 with Intel Ivy Bridge CPU
- Supports Intel HD Graphics Built-in Visuals : Intel Quick Sync Video, Intel InTru 3D, Intel Clear Video HD Technology, Intel HD Graphics 2000/3000, Intel Advanced Vector Extensions (AVX) with Intel Sandy Bridge CPU
- Pixel Shader 5.0, DirectX 11 with Intel Ivy Bridge CPU. Pixel Shader 4.1, DirectX 10.1 with Intel Sandy Bridge CPU
- Max. shared memory 1760MB with Intel Ivy Bridge CPU. Max. shared memory 1759MB with Intel Sandy Bridge CPU
- Supports HDMI 1.4a Technology with max. resolution up to 1920x1200 @ 60Hz
- Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI
- Supports HDCP with HDMI
- Supports Full HD 1080p Blu-ray (BD) / HD-DVD playback with HDMI
Intel HD Graphics Built-in Visuals and the VGA outputs can be supported only with processors which are GPU integrated.
Due to chipset limitation, the Blu-ray playback of Intel HD Graphics is only supported under Windows Vista and Windows 7.
Intel InTru 3D is only supported under Windows 7 and Windows 7 x64.

Audio
- 7.1 CH HD Audio with Content Protection (Realtek ALC898 Audio Codec)
- Premium Blu-ray audio support
- Supports THX TruStudio

LAN
- 2 x PCIE x1 Gigabit LAN 10/100/1000 Mb/s
- Intel 82579V
- Intel 82583V
- Supports Wake-On-LAN
- Supports Dual LAN with Teaming function
- Supports PXE

Wireless LAN
- Supports IEEE 802.11a/b/g/n
- Supports Dual-Band (2.4/5 GHz)
- Supports High speed wireless connection up to 300Mbps
- 2 antennas to support 2 (Transmit) x 2 (Receive) MIMO technology
- Supports Bluetooth 4.0 Class II

Expansion / Connectivity
Slots
- 3 x PCI Express 3.0 x16 slots (PCIE1/PCIE5: single at x16 (PCIE1) / x8 (PCIE5) or dual at x8/x8 mode; PCIE3: x8 mode)
- 1 x PCI Express 2.0 x16 slot (PCIE7: x4 mode)
- 3 x PCI Express 2.0 x1 slot
- 1 x mini-PCI Express slot: For WiFi + BT module
- PLX PEX 8747 and PLX PEX 8608 embedded
- Supports AMD Quad CrossFireX, 4-Way CrossFireX, 3-Way CrossFireX and CrossFireX
- Supports NVIDIA Quad SLI, 3-Way SLI and SLI
PCIe Gen3 is supported on 3rd Generation of Intel Core i5 and Core i7 CPUs.

SATA3
- 2 x SATA3 6.0 Gb/s connectors by Intel Z77, support RAID (RAID 0, RAID 1, RAID 10, RAID 5, Intel Rapid Storage and Intel Smart Response Technology), NCQ, AHCI and Hot Plug (SATA3_1 connector is shared with eSATA3 port)
- 8 x SAS2/SATA3 6.0 Gb/s connectors by LSI SAS2308 PCIe 3.0 x8 controller, support RAID (RAID 0, RAID 1, RAID 1E and RAID 10), MegaRAID Utility, NCQ and Hot Plug

USB 3.0
- 4 x Rear USB 3.0 ports by Intel Z77, support USB 1.1/2.0/3.0 up to 5Gb/s
- 4 x Rear USB 3.0 ports by Etron EJ188, support USB 1.1/2.0/3.0 up to 5Gb/s
- 2 x Front USB 3.0 headers by Etron EJ188 (support 4 USB 3.0 ports), support USB 1.1/2.0/3.0 up to 5Gb/s

Connector
- 4 x SATA2 3.0 Gb/s connectors, support RAID (RAID 0, RAID 1, RAID 5, RAID 10, Intel Rapid Storage and Intel Smart Response Technology), NCQ, AHCI and Hot Plug
- 2 x SATA3 6.0 Gb/s connectors
- 8 x SAS2/SATA3 6.0 Gb/s connectors
- 1 x IR header
- 1 x CIR header
- 1 x COM port header
- 1 x HDMI_SPDIF header
- 1 x IEEE 1394 header
- 1 x Power LED header
- 2 x CPU Fan connectors (1 x 4-pin, 1 x 3-pin)
- 3 x Chassis Fan connectors (1 x 4-pin, 2 x 3-pin)
- 1 x Power Fan connector (3-pin)
- 1 x SB Fan connector (3-pin)
- 24 pin ATX power connector
- 8 pin 12V power connector
- SLI/XFire power connector
- Front panel audio connector
- 3 x USB 2.0 headers (support 6 USB 2.0 ports)
- 1 x Vertical Type A USB
- 2 x USB 3.0 headers (support 4 USB 3.0 ports)
- 1 x Dr. Debug with LED
- 1 x Power Switch with LED
- 1 x Reset Switch with LED

Rear Panel I/O
I/O Panel
- 1 x PS/2 Mouse/Keyboard Port
- 1 x HDMI Port
- 1 x Optical SPDIF Out Port
- 2 x Ready-to-Use USB 2.0 Ports
- 1 x eSATA3 Connector
- 8 x Ready-to-Use USB 3.0 Ports
- 2 x RJ-45 LAN Ports with LED (ACT/LINK LED and SPEED LED)
- 1 x IEEE 1394 Port
- 1 x Clear CMOS Switch with LED
- HD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone

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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.