The item is MSI Motherboard MSI Z77A-GD55. The item is in in very good condition. The original packaging is missing. Only the motherboard and an IO shield are included in the package. We updated the BIOS to the latest version. Fast Shipping! We need only 1-2 business days to handle the shipment. Options for shipping: 1. Expedited Shipping: 2-4 business days to deliver. Shipped by USPS Priority Mail. 2. Express Shipping: 1-2 business days to deliver. Shipped by USPS Express Mail. ================================================================================ 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 Note: DDR 1600 memory support will vary based on the CPU use 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 Trusted Platform Module (TPM) header - 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 @75Hz BIOS • The motherboard BIOS provides "Plug Play" BIOS which detects the peripheral devices and expansion cards of the board automatically. • The motherboard provides a Desktop Management Interface(DMI) function which records your motherboard specifications. Dimension • 30.5cm(L) x 24.5cm(W) ATX Form Factor Mounting • 9 mounting holes.