Processor 1.Support for Intel® Core™ i7 processors/Intel® Core™ i5 processors/ Intel® Core™ i3 processors/Intel® Pentium® processors/Intel® Celeron® processors in the LGA1155 package
2.L3 cache varies with CPU
(Please refer \"CPU Support List\" for more information.)
Chipset 1.Intel® Z68 Express Chipset

Memoria 1.4 x 1.5V DDR3 DIMM sockets supporting up to 32 GB of system memory
* Due to Windows 32-bit operating system limitation, when more than 4 GB of physical memory is installed, the actual memory size displayed will be less than 4 GB.
2.Dual channel memory architecture
3.Support for DDR3 2133/1866/1600/1333/1066 MHz memory modules
4.Support for non-ECC memory modules
5.Support for Extreme Memory Profile (XMP) memory modules
(Please refer \"Memory Support List\" for more information.)
Onboard Graphics Integrated in the Chipset:
1.1 x D-Sub port
2.1 x DVI-D port, supporting a maximum resolution of 1920x1200
* The DVI-D port does not support D-Sub connection by adapter.
3.1 x HDMI port, supporting a maximum resolution of 1920x1200
4.1 x DisplayPort, supporting a maximum resolution of 2560x1600p

Audio 1.Realtek ALC889 codec
2.High Definition Audio
3.2/4/5.1/7.1-channel
4.Support for Dolby® Home Theater
5.Support for S/PDIF Out

LAN 1.1 x Realtek RTL8111E chip (10/100/1000 Mbit)

Expansion Slots 1.1 x PCI Express x16 slot, running at x16 (PCIEX16)
* For optimum performance, if only one PCI Express graphics card is to be installed, be sure to install it in the PCIEX16 slot.
2.1 x PCI Express x16 slot, running at x8 (PCIEX8)
* The PCIEX8 slot shares bandwidth with the PCIEX16 slot. When the PCIEX8 slot is populated with a PCI Express graphics card, the PCIEX16 slot will operate at up to x8 mode.
3.3 x PCI Express x1 slots
(All PCI Express slots conform to PCI Express 2.0 standard.)
4.2 x PCI slots

Multi-Graphics Technology 1.Support for ATI CrossFireX™/NVIDIA SLI technology
* The PCIEX16 slot operates at up to x8 mode when ATI CrossFireX™/NVIDIA SLI is enabled.

IDE ATA Chipset:
1.2 x SATA 6Gb/s connectors (SATA3_0, SATA3_1) supporting up to 2 SATA 6Gb/s devices
2.3 x SATA 3Gb/s connectors (SATA2_2~SATA2_4) supporting up to 3 SATA 3Gb/s devices
3.1 x eSATA 3Gb/s connector on the back panel supporting up to 1 SATA 3Gb/s device
4.Support for SATA RAID 0, RAID 1, RAID 5, and RAID 10
* When a RAID set is built across the SATA 6Gb/s and SATA 3Gb/s channels, the system performance of the RAID set may vary depending on the devices being connected.
Marvell 88SE9172 chip:
1.2 x SATA 6Gb/s connectors (GSATA3_5, GSATA3_6) supporting up to 2 SATA 6Gb/s devices
2.Support for SATA RAID 0 and RAID 1

USB Chipset:
1.Up to 12 USB 2.0/1.1 ports (4 on the back panel, 8 via the USB brackets connected to the internal USB headers)
2 x Etron EJ168 chips:
1.Up to 4 USB 3.0/2.0 ports (2 on the back panel, 2 via the USB bracket connected to the internal USB header)

IEEE 1394 VIA VT6308 chip:
1.Up to 2 IEEE 1394a ports (1 on the back panel, 1 via the IEEE 1394a bracket connected to the internal IEEE 1394a header)

Internal I/O Connectors 1.1 x 24-pin ATX main power connector
2.1 x 8-pin ATX 12V power connector
3.4 x SATA 6Gb/s connectors
4.3 x SATA 3Gb/s connectors
5.1 x CPU fan header
6.2 x system fan headers
7.1 x power fan header
8.1 x front panel header
9.1 x front panel audio header
10.1 x S/PDIF Out header
11.4 x USB 2.0/1.1 headers
12.1 x USB 3.0/2.0 header
13.1 x IEEE 1394a header
14.1 x serial port header
15.1 x Trusted Platform Module (TPM) header
16.1 x clearing CMOS jumper

Rear Panel I/O 1.1 x PS/2 keyboard/mouse port
2.1 x D-Sub port
3.1 x DVI-D port
4.1 x optical S/PDIF Out connector
5.1 x HDMI port
6.1 x DisplayPort
7.4 x USB 2.0/1.1 ports
8.1 x IEEE 1394a port
9.1 x eSATA 3Gb/s connector
10.2 x USB 3.0/2.0 ports
11.1 x RJ-45 port
12.6 x audio jacks (Center/Subwoofer Speaker Out/Rear Speaker Out/Side Speaker Out/Line In/Line Out/Mi