CPU Supports Intel Sandy Bridge processors in LGA1155 package. Please refer to CPU Support for compatible CPU; the above description is for reference only. Chipset Intel H67 (B3) Chipset Main Memory Supports four unbuffered DIMM of 1.5 Volt DDR3 1066/1333 DRAM, 32GB Max - Supports 1GB/ 2GB/ 4GB/ 8GB DRAM size - Supports Dual channel mode Slots 1 PCI Express gen2 x16 slot 3 PCI Express gen2 x1 slots On-Board SATA SATAII controller integrated in Intel H67 (B3) chipset - Up to 3Gb/s transfer speed. - Supports four SATAII ports (SATA3~6) by H67 (B3) PCH SATAIII controller integrated in Intel H67 (B3) chipset - Up to 6Gb/s transfer speed. - Supports two SATAIII ports (SATA1~2) by H67 (B3) PCH - SATA1~6 ports support RAID 0/1/5/10 mode Audio Chipset integrated by Realtek ALC892 - Flexible 8-channel audio with jack sensing - Compliant with Azalia 1.0 Spec - Meet Microsoft Vista Premium spec LAN Supports one PCI Express LAN 10/100/1000 Fast Ethernet by Realtek 8111E. Internal I/O Connectors - ATX 24-Pin power connector - 4-pin ATX 12V power connector - CPU x 1 / System x 3 FAN connectors - CD-in connector - Front panel audio connector - Front panel connector - 1 x chasis intrusion connector - 4 x USB 2.0 connectors - 4 x Serial ATAII connectors - 2 x Serial ATAIII connectors - 1 x Clear CMOS jumper - 1 x SPDIF-out connector - 1 x TPM module connector - 1 x Serial port connector Back Panel I/O Ports - 1 x Optical SPDIF port - 1 x PS/2 Mouse/Keyboard port - 6 x USB 2.0 ports - 1 x HDMI port - 1 x RJ45 LAN Jack - 1 x Graphic Card port - 1 x DVI-D port - 1 x 6 in 1 audio jack MSI Reminds You... HDMI, VGA ports can only work with CPUs with GPUs core inside. BIOS The mainboard BIOS provides "Plug & Play" BIOS which detects the peripheral devices and expansion cards of the board automatically. The mainboard provides a Desktop Management Interface(DMI) function which records your mainboard specifications. Dimension 24.5cm(L) x 24.5cm(W) M-ATX Form Factor Please do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games. Note: Try to set a system restore point before installing a device driver. It will help you restore system if installed driver not complete.