Iomega 3TB StorCenter Pro 450r Series. Total storage capacity: 3000 GB, Hard drive capacity: 750 GB, Hard drive rotational speed: 7200 RPM. Memory type: DDR2 ECC, Internal memory: 1024 MB. Processor clock speed: 1860 MHz. Supported network protocols: TCP/IP, AppleTalk, IPX, Networking features: Gigabit Ethernet, Data transfer rate (max): 1000 Mbit/s. Security algorithms supported: ACLs