Cisco MCS 7835-I3. Processor clock speed: 2 GHz, Processor family: Intel Xeon, Processor model: E5504. Total storage capacity: 600 GB, Hard drive capacity: 300 GB, Drive device, transfer rate: 6000 MB/s. Internal memory: 4 GB, Maximum internal memory: 128 GB, Memory clock speed: 1333 MHz. Networking features: Gigabit Ethernet. Power supply type: AC, Power requirements: 100 - 240V, 50/60Hz, Power supply: 675 W