Features: LGA 1366 pin CPU interface - support Zhiqiang series&I7 quad-core CPU&six-core strong performance. Support ordinary memory& server memory - ordinary memory and ECC server memory can not be mixed at the same time. Stable and practical - high quality sound card&network card/6-channel sound card and high-speed network card. High cost effective - 8G large capacity memory&for Intel Xeon X5650 CPU&high air volume radiator. Compact&powerful&easy to use and install. Specifications: Motherboard chip: integrated sound card Network card main chipset: for intel X58 series Audio chip: integrated 6-channel audio chip NIC chip: integrated Gigabit NIC Processor specifications: CPU socket LGA 1366 CPU type: Zhiqiang series and i7 series Memory specification: Memory type DDR3 1066/1333/1600MHz (REG ECC and normal desktop memory) Memory slot: 2 x DDR3 DIMM Expansion slot: 1 x PCI-E x 16 graphics card slot 1 x PCI slot/2 x USB2.0 slot (1 set)/3xSATA2.0 interface/1x M-SATA interface I / O interface: PS / 2 interface PS / 2 mouse and mouse universal interface 1 x RJ45 network interface/6xUSB2.0 interface audio interface Other parameters: 8 pins for the power socket (by the graphics card when 4 pins) 24-pin power interface:1 Power supply mode: 4CR2032 Button Cell: 1 (included) CPU parameters: For Intel Xeon X5650 detailed parameters CPU series: Xeon 5600 series Production process: 32 nm Core code: Westmere EP Performance parameters: Core number: six core Number of threads: 12 CPU main frequency: 2.66GHz Dynamic acceleration frequency: 3.066GHz L3 cache: 12MB Thermal Design Power: (TDP) 95W Memory Description: DDR3-800/1066/1333 Package Specifications: Slot Type: LGA 1366 Hyper-Threading Technology: Support Instruction set: SSE4.2 Applicable type: desktop/server Memory capacity: 8G Memory type: DDR3 Memory frequency: 1333MHz Transmission standard: PC3-10600 Number of pins: 240pin Slot type: DIMM Particle configuration on both sides: 16 Particle package: FBGA Operating voltage: 1.5V Main parameters of the fan: Cooling type: Multi-platform CPU cooler Cooling method: air cooling&heat sink Bearing Type: Hydraulic Bearing Number of copper tubes: no Number of fans: Single fan Lighting function: no Number of power lines: 3 lines Speed: 2500RPM ±10% Noise: 25dBA ±10% Size: Approx 21 x 19 x 6cm/8.3 x 7.5 x 2.4inch Product weight: Approx 1061g/37.4oz Package list: 1 x Motherboard 1 x CPU 1 x Memory 1 x Radiator set 1 x Baffle 1 x SATA line . Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.