Gigabyte GA-8N-SLI ROYAL. Supported memory types: Dual channel DDR2 533/ 667 -240pin, Maximum internal memory: 8 GB. Processor family: Intel, Processor socket: Socket 775, Compatible processor series: Intel® Pentium® D / Pentium® 4. Audio system: Realtek ALC850 AC"97 Audio Codec. Dimensions (WxDxH): 305 x 244 mm, Width: 305 mm, Depth: 244 mm. Networking features: Marvell 88E8053 Gigabit Ethernet, Marvell 88E8111 Gigabit LAN PHY