CPU Support : 4th Gen Intel® Core i7/i5/i3/Pentium®/Celeron® Processor CPU socket : LGA 1150 Chipset : Intel® H81 Chipset Expansion Slot : 1 x PCIe 3.0**/2.0 x 16 Slot Display Interface : HDMI, D-Sub port Memory Type : Dual-channel DDR3 Memory DIMMs : 2 x DIMMs OS Support : Support Up To Windows 10 SATA : 4 x serial ATA (SATA) connection port USB : 6 x USB 2.0 Audio : 1 x 3 in Audio Port (line In/Iine Out/Mic In) From Factor : m-ATX (16.8 x 21cm)