Cisco MCS7825I4-K9-CMD1. Processor clock speed: 3000 MHz, Processor family: Intel Xeon, Processor model: E8400. Total storage capacity: 500 GB, Hard drive capacity: 250 GB, Hard drive interface: Serial ATA. Internal memory: 2048 MB, Internal memory type: DDR2, Maximum internal memory: 8 GB. Networking features: Gigabit Ethernet. Power supply type: AC, Power requirements: 100 - 240V, 50/60Hz, 0.102/0.55kVA, Power supply: 351 W