Important note: Support RX GTX10 GTX20 GTX30 Series, support 3070 3080 3090 graphics card, does not support 3060 graphics cardMotherboard type: E-ATX professionalMain chip model: HM65 and other chipsPower supply module: 8*6pin graphics card power supply portsIntegrated graphics card: integratedIntegrated network card: 100 Gigabit adaptive network cardIntegrated sound card: noneCPU slot type: integrated and non-replaceableMemory slot: DDR3 laptop 1 slot 1 channelMemory capacity peak: 8G * 1 1600 laptop (not included)Memory speed: 1600/1333/1066SATA interface: sata3.0 * 1 msata * 1USB interface: USB2 * 2, USB3 * 2 (including expansion)M. 2 interface: noneMemory: Notebook DDR3 memory slotCPU: integrated notebook dual-core CPUMain chip: 82HM65Network card chip: RTL8111E / 8105 (100 Gigabit)Motherboard interface: 4* USB2.0 socket, 1* HDMI-compatible interface, 1* RJ45 interfaceOther needles: 1* JPWR_ Sata1 (hard disk power supply)Graphics card socket: 8 * PCIE_16x (1 x speed)Graphics slot spacing: 65mmPower socket: 8*6-pin pcle12v power socketFan holder: 8 * sys_ Fan socketFront end bus frequency: 2000 (MHz)On board network card: on board network cardSupporting graphics card standard: PCI Express 16xMemory channel: single channelColour: blackMaterial: PCBSize: 570 x 165mmPackage Contents:2 x MotherboardPlease note: the appearance of different batches of products will be different, the color of the slot and the bottom plate are random, don't accept the specified colorOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.