PCI-E standard PCI-E 3.0
PCI-E slot two × PCI-E x16 graphics card slot, 2 × PCI-E X1 graphics card slot
Storage interface two × M. 2 interface, 4 × SATA III interface
I / O interface
USB interface seven × Usb 3.1 GEN1 interface (4 built-in + 3 backplane), 6 × USB 2.0 interface (4 built-in + 2 backplane)
Video interface one × DVI interface, 1 × HDMI interface
Power interface One 8-pin, one 24 pin power interface
Other interfaces one × RJ45 network interface, 3 × Audio interface, 1 × PS / 2 keyboard mouse universal interface