Specifications:

- CPU
Supports 3rd and 2nd Generation Intel Core i7 / i5 / i3 in LGA1155 Package
Digi Power Design
4 + 2 Power Phase Design
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 2800+(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
Audio, Video and Networking

- 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
Multi VGA Output options: D-Sub, DVI-D and HDMI
Supports HDMI 1.4a Technology with max. resolution up to 1920x1200 @ 60Hz
Supports DVI with max. resolution up to 1920x1200 @ 60Hz
Supports D-Sub with max. resolution up to 2048x1536 @ 75Hz
Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI (Compliant HDMI monitor is required)
Supports HDCP function with DVI and HDMI ports
Supports Full HD 1080p Blu-ray (BD) / HD-DVD playback with DVI and HDMI ports
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 ALC892 Audio Codec)
Premium Blu-ray audio support
Supports THX TruStudio

- LAN
PCIE x1 Gigabit LAN 10/100/1000 Mb/s
Realtek RTL8111E
Supports Wake-On-LAN
Supports LAN Cable Detection
Supports Energy Efficient Ethernet 802.3az
Supports PXE

- Slots
1 x PCI Express 3.0 x16 slot (PCIE1: x16 mode)
2 x PCI Express 2.0 x16 slots (PCIE3: x1 mode; PCIE4: x4 mode)
1 x PCI Express 2.0 x1 slot
Supports AMD Quad CrossFireX and CrossFireX
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 5, RAID 10, Intel Rapid Storage and Intel Smart Response Technology), NCQ, AHCI and "Hot Plug" functions
2 x SATA3 6.0 Gb/s connectors by ASMedia ASM1061, support NCQ, AHCI and "Hot Plug" functions (SATA3_A1 connector is shared with eSATA3 port)

- USB 3.0
2 x Rear USB 3.0 ports, support USB 1.0/2.0/3.0 up to 5Gb/s
1 x Front USB 3.0 header (supports 2 USB 3.0 ports), supports USB 1.0/2.0/3.0 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 functions
4 x SATA3 6.0 Gb/s connectors
1 x IR header
1 x CIR header
1 x Print Port header
1 x COM port header
1 x HDMI_SPDIF header
1 x Power LED header
2 x CPU Fan connectors (1 x 4-pin, 1 x 3-pin)
2 x Chassis Fan connectors (1 x 4-pin, 1 x 3-pin)
1 x Power Fan connector (3-pin)
24 pin ATX power connector
8 pin 12V power connector
Front panel audio connector
3 x USB 2.0 headers (support 6 USB 2.0 ports)
1 x USB 3.0 header (supports 2 USB 3.0 ports)

- Rear Panel I/OI/O Panel
1 x PS/2 Keyboard Port
1 x D-Sub Port
1 x DVI-D Port
1 x HDMI Port
1 x Optical SPDIF Out Port
4 x Ready-to-Use USB 2.0 Ports
1 x eSATA3 Connector
2 x Ready-to-Use USB 3.0 Ports
1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
HD Audio Jack: 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.