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 cardNetworkcard main chipset: for intelX58 seriesAudiochip: integrated 6-channel audiochipNIC chip:integrated Gigabit NICProcessor specifications: CPU socket LGA 1366CPU type: Zhiqiang series and i7 seriesMemory specification: Memory type DDR3 1066/1333/1600MHz (REG ECC and normal desktop memory)Memory slot: 2 x DDR3 DIMMExpansion 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 interfaceI / O interface: PS / 2 interface PS / 2 mouse and mouse universal interface 1 x RJ45 network interface/6xUSB2.0 interface audio interfaceOther parameters:8 pins for the power socket (by the graphics card when 4 pins)24-pin power interface:1Power supply mode: 4CR2032 Button Cell: 1 (included)CPU parameters:For Intel Xeon X5650 detailed parametersCPU series: Xeon 5600 seriesProduction process: 32 nmCore code: Westmere EPPerformance parameters:Core number: six coreNumber of threads: 12CPU main frequency: 2.66GHzDynamic acceleration frequency: 3.066GHzL3 cache: 12MBThermal Design Power: (TDP) 95WMemory Description: DDR3-800/1066/1333Package Specifications:Slot Type: LGA 1366Hyper-Threading Technology: SupportInstruction set: SSE4.2Applicable type: desktop/serverMemory capacity: 8GMemory type: DDR3Memory frequency: 1333MHzTransmission standard: PC3-10600Number of pins: 240pinSlot type: DIMMParticle configuration on both sides: 16Particle package: FBGAOperating voltage: 1.5VMain parameters of the fan:Cooling type: Multi-platform CPU coolerCooling method: air cooling&heat sinkBearing Type: Hydraulic BearingNumber of copper tubes: noNumber of fans: Single fanLighting function: noNumber of power lines: 3 linesSpeed: 2500RPM 10%Noise: 25dBA 10%Size: Approx 21 x 19 x 6cm/8.3 x 7.5 x 2.4inchProduct weight: Approx 1061g/37.4ozPackage list:1 x Motherboard1 x CPU1 x Memory1 x Radiator set1 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.