Motherboard chip: Integrated chip sound card/network card nuclear display graphics card Main chipset Intel B250 Network card chip integrated RTL8105E 100M network card No audio chip Processor specifications: CPU platform Intel Core 4th Generation/Pentium/Celeron CPU socket LGA 1151 Support the number of CPU 1 Memory specifications: Memory type DDR4 2133/2400/2666 MHZ up to 32G Memory slot 2×DDR4 Expansion slot: 12×PCI-E X1 to USB3.0 graphics slot 2x USB2.0 pins 1x USB3.0 pin 1x COM pin 4xSATA3.0 interface I/O interface: PS/2 interface keyboard and mouse universal interface 2 1×RJ45 network interface 1×HDMI HD output 2xUSB 3.0 interface 2xUSB 2.0 interface