MSI Z77A-GD55

CPU • Supports 3rd Gen Intel® Core™ i7 / Core™ i5 / Core™ i3 / Pentium® / Celeron® processors for LGA 1155 socket Please refer to CPU Support for compatible CPU; the above description is for reference only. Chipset • Intel® Z77 Chipset Main Memory • Support four DDR3 DIMMs 1066/1333/1600/1866*/2000*/2133*/2200*/2400*/2600*/2667*/2800*(OC) DRAM (32GB Max) - Supports Dual-Channel mode * To support DDR3 2200*/2400*/2600*/2667*/2800*(OC), you must install an Intel 22nm CPU Slots • 2 x PCIe 3.0 x16 slots • 1 x PCIe 2.0 x16 slot - PCI_E7 supports up to PCIe 2.0 x4 speed (when PCI_E3 or PCI_E6 is empty) or PCIe 2.0 x2 speed (when PCI_E3 or PCI_E6 is installed). • 4 x PCIe 2.0 x1 slots On-Board SATA • SATAII controller integrated in Intel® Z77 chipset - Up to 3Gb/s transfer speed. - Supports four SATAII ports (SATA3~6) by Z77 • SATAIII controller integrated in Intel® Z77 chipset - Up to 6Gb/s transfer speed. - Supports two SATAIII ports (SATA1~2) by Z77 • RAID - SATA1~6 support Intel® Rapid Storage Technology enterprise (AHCI/ RAID 0/ 1/ 5/ 10) by Intel® Z77 USB 3.0 • 2 x USB 3.0 rear IO ports by Intel® Z77 • 1 x USB 3.0 onboard connector by Intel® Z77 Audio • Chipset integrated by Realtek® ALC892 - Flexible 8-channel audio with jack sensing - Compliant with Azalia 1.0 Spec LAN • Supports one PCI Express LAN 10/100/1000 Fast Ethernet by Intel® 82579V. Multi-GPU • Supports ATI® CrossFire™ Technology • Supports NVIDIA® SLI™ Technology Internal I/O Connectors - ATX 24-Pin power connector - 8-pin ATX 12V power connector - CPU x 1 / System x 4 FAN connectors - 1 x Clear CMOS jumper - 4 x Serial ATAII connectors - 2 x Serial ATAIII connectors - 3 x USB 2.0 connectors - 1 x USB 3.0 connector - 1 x TPM Module connector - 1 x Front Panel Audio connector - 1 x Front Panel connector - 1 x Chassis Intrusion connector - 1 x Voice Genie connector (optional) - 1 x MultiConnect Panel connector (optional) - 1 x V-Check Points Set (optional) - 1 x Power button - 1 x Reset button - 1 x OC Genie button Back Panel I/O Ports - 1 x PS/2 keyboard/ mouse port - 1 x Clear CMOS button - 1 x Coaxial S/PDIF-out port - 1 x Optical S/PDIF-out port - 4 x USB 2.0 ports - 2 x USB 3.0 ports - 1 x RJ45 LAN Jack - 1 x 6 in 1 audio jack - 1 x HDMI® port with max. resolution up to 1920x1200 @60Hz - 1 x DVI-D port with max. resolution up to 1920x1200 @60Hz - 1 x VGA port with max. resolution up to 2048x1536 @75HzMSI Reminds You... • HDMI, DVI-D & Graphics Card ports support dual-display function by any two output ports (HDMI+DVI,DVI+VGA or VGA+HDMI). 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 • 30.5cm(L) x 24.5cm(W) ATX Form Factor Mounting • 9 mounting holes.