GIGABYTE GA-K8NSC-939, AMD, Socket 939, 4 GB, Marvell 8001, ATX, Realtek ALC850 GIGABYTE GA-K8NSC-939. Processor manufacturer: AMD, Processor socket: Socket 939. Maximum internal memory: 4 GB. Networking features: Marvell 8001. Motherboard form factor: ATX, Audio chip: Realtek ALC850, Power source type: ATX. Width: 305 mm, Depth: 244 mm