Overland Storage SnapServer 620. Total storage capacity: 1200 GB, Hard drive capacity: 300 GB, RAID levels: 0, 1, 5, 6, 10. Memory type: DDR 400 ECC, Internal memory: 2048 MB, Maximum internal memory: 4 GB. Processor family: AMD Opteron Dual-Core, Processor clock speed: 1000 MHz, L2 cache: 1 MB. Networking features: Gigabit Ethernet, Cabling technology: 10/100/1000Base-T. Pre-installed software: GuardianOS