Biostar H61MH. Memory channels support: dual, Supported RDIMM clock speeds: 1066, 1333 MHz, Maximum internal memory: 8 GB. Processor family: Intel, Compatible processor series: Core i3, Core i5, Core i7, Processor socket: Socket H2(1155). Audio output channels: 6.1, Audio system: Realtek ALC662. Width: 244 mm, Depth: 200 mm. Networking features: Fast, Gigabit Ethernet, LAN controller: Realtek RTL8111E, Ethernet interface type: Fast, Gigabit