Shuttle XH81V Barebone System Mini PC - Intel H81 Chipset - Socket H3 LGA-1150 - 1 x Processor Support - 16 GB DDR3 SDRAM DDR3-1600/PC3-12800 Maximum RAM Support - Serial ATA/600, Serial ATA/300 - Intel Integrated - 3 x Total Bays - 1 5.25" Bay(s) - 2 2.5" Bay(s) - 2 x Total Expansion Slots - HDMI - DisplayPort - Processor Support (Core i7, Core i5, Core i3, Pentium) - 2 USB 3.0 Port(s)90 W