Features: brand new and high quality Perfect match: According to the original model design, perfect replacement installation, high-quality components,Support for LGA 1366 DDR3 RECC memory. Quick start, loading and file transfer. Low power consumption, quiet, reliable and durable. Durable material: This product is made of high-quality material, durable, long service for time, firm and stable in use. Compact and portable: being so mini and light-weight, this product does not take much space and can be easily taken away. Meticulous workmanship: The meticulous design, perfect in workmanship, durable and long service for time. Specifications: Model:HUANANZHI Item Type: X58 DELUXE Motherboard Mainboard Type:ATX Main Chip: X58 series Graphics Card Slot: 2xPCI-E 2.0 16X 1xPCI-E2.0 1X 1xPCI Integrated Video Card: NO Power Supply: 6 power supply PCB Layers:8 Ethernet: Gigabit CPU Type: LGA1366 (X5560/X5570/5650/5675/E5620/w3670.etc) Memory Slot: 3xDDR3(3 channel) Memory Capacity Peak: 16Gx3 DDR3 Memory Speed: 1066/1333 Memory type supported: non-ecc/reg ecc/ecc Sata Interface: SATA2.0x6 USB Interface: USB2.0x10 USB3.0x4(including expansion) Audio port:ALC662 5.1 channel Size: approx. 278x196mm/10.94x7.72in Quantity: 1PC Note: 1The platform needs powerful power. Please make sure your power supply is sufficient to support it(at least 500w power supply) . 2Please allow 1-3mm differs due to manual measurement. 3Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding. Package includes: 1PC x X58 Motherboard