AARVEXMOTHERBOARD H81 Specifications Intel® H81 ChipsetSupport Intel 4th generation Corei3/i5/i7 Serialsprocessors in LGA1150 package.Support 2*DDR3 1600/1333 SDRAMProvide channel connecting 4 SATA2 drives with speedup to 300MB/S1 PCI Express x16 slot 1 PCI Express x1 slot4 USB3.0 ports(2 at back panel, 1 USB 3.0 pinheader for 2 USB 3.0)6 USB2.0 portsProvide Mic In, Line In, Line OutOnboard Realtek® 10/100/1000Mbps LAN(4 at back panel, 1 USB 2.0 pinheader for 2 USB 2.0)8 USB 2.0 (6 at back panel, 1 USB 2.0 pinheader for 2 USB 2.0) System Processor Support Supports Intel Corei3/i5/i7 Serials processorsin LGA1150 package.Support Intel 4th generation multi-coreprocessors Chipset Intel® H81 Chipset Memory Support DDR3 1600/1333 SDRAM2 DDR3 DIMMs (240 pin/ 1.5V)(For more information on compatible components, please check with manufacturer) LAN Onboard Realtek® 10/100/1000Mbps LAN Audio Chip integrated by Realtek 662Flexible 6-channel SATA 4 SATA II portsSupports storage and transfers up to 300 MB/s Back Panel 1 VGA port 2 USB 3.0 Ports 4 USB 2.0 Ports 1 LAN jack 1 HDMI port 3 flexible audio jacks On-Board Pinheaders / Connectors 1 USB 3.0 pinheader1 Front Panel pinheader1 USB 2.0 pinheader Slots 1 PCI Express x16 slot1 PCI Express x1 slot Form Factor Micro-ATX (21.5cm X 17 cm) Mounting 6 mounting holes