Biostar H55HD. Supported memory types: DDR3 1600/1333/1066/800 MHz, Maximum internal memory: 8 GB. Processor family: Intel, Processor socket: Socket H(1156), Processors compatible: Core i7/Core i5/Core i3/Pentium. Audio system: Realtek ALC662 HD, Audio output channels: 5.1. Width: 244 mm, Depth: 200 mm. Networking features: Gigabit Ethernet, LAN controller: Realtek RTL8111D(L)