Buffalos Tera Station 7120r offers high performance, business-class 12-bay network & i SCSI storage packed with advanced features & functions, ideal for businesses looking to implement a reliable RAID based network storage solution for large networks & business critical applications. Featuring the powerful Intel Xeon E3-1225 quad core processor & 4 GB of upgradeable DDR3 RAM, Tera Station 7120r provides exceptional performance during file transfers & everyday NAS functions. It runs many services simultaneously & the quad core processor enables the ability to focus on concurrent tasks with minimal performance degradation: experience maximum network throughput while replication & backup jobs run in the background. Tera Station 7120r is packed with business-class features such as Active Directory support, disk"a support, share level replication, quad gigabit Ethernet ports that support link aggregation to 4 Gbps, hot-swap hard drives, i SCSI targeting & add-on PCI Express card support with approved devices.