Support Intel® Socket 1151 for 6 /7/ 8 / 9 Generation Core™i7/ Core™ i5/Core™ i3/Pentium®/Celeron® Processors.Memory 2 * DDR4 1866/2133MHz DIMM ,Dual channel memory architectureGraphicIntegrated Graphics Processor- Intel® HD Graphics supportMulti-VGA output support : HDMI / VGA portsSlots1 x PCIe 3.0/2.0 x16 slotStorage4 x SATA 6Gb/s Ports LAN Realtek Chip, 10x/100(Optional 1000M) Ethernet,Audio: 5.1 HD Audio codec.Audio : Chip integrated by Realtek® ALC662,Supports 6.0 channel audio out. 4 SATA 3.0 6 Gb/s ports Back panel I/O: ( 1 PS /2 mouse & keyboard port or 2 USB 2.0 ports).1 VGA port1 HDMI port2 USB 3.0 ports 2 USB 2.0 ports1 LAN jack3 flexible audio jacksOnboard Connectors :1 USB 3.0 connector1 USB 2.0 connector1 COM connector (Optional)1 front audio connectorSlots 1 PCIE X 16 3.0 slotFORM FACTOR Micro- AT X ( 19.5 cm x 17 cm)Mounting 4 mounting holes