The TotalStorage DS4800 disk system addresses the needs of midrange/departmental storage requirements. The DS4800 delivers high performance, advanced function, and high availability, along with modular and scalable storage capacity, with SAN attached 4 Gbps FC connectivity. This disk system supports RAID levels 0, 1, 3, 5, and 10 up to over 67 TB physical capacity. The DS4800 can double IOP performance over the current DS4500 offering and represents the sixth-generation architecture of the DS4000 series family.