ASUS P1-P5945G Silver. Maximum CPU clock speed supported: 3800 MHz, Processor socket: Socket 775, Motherboard chipset: Intel 945G Express. Maximum internal memory: 2 GB, Memory slots: 2x DIMM. Graphic adapter: GMA 950. Audio output channels: 7.1, Audio system: ADI AD1988B. Networking features: Gigabit Ethernet