Asrock LGA 775 Intel 865G Micro ATX motherboard. Supported memory types: DDR400/333/266, Maximum internal memory: 2 GB. Processor family: Intel, Processor socket: Socket 775, Processor front side buses supported: 800/533 MHz. Audio system: Cmedia 9761A, Audio output channels: 5.1. Width: 244 mm, Depth: 203 mm. LAN controller: Realtek RTL8101L