Maximum number of drives (Including Expansion): 56 drives Maximum Capacity (Including Expansion): 28TB Number of enclosures per configuration: 1 Maximum Capacity (Including Expansion): 28TB Number of enclosures per configuration: 1 Maximum Drives Per Enclosures: 14 drives Capacity per configuration (without expansion): .5 – 7TB Drive Capacity, Speed: 146GB 10K rpm, 300GB 10K rpm, 72GB 15K rpm, 146GB 15K rpm, 300GB 15K rpm, 500GB FATA, Cache Size per Controller Pair: 4GB Maximum IOPS: >141,000 Fault Tolerant Features: Dual Redundant controllers, power supplies, fans, power distribution units Hot Plug Support: Hot pluggable power supplies, fans, cache batteries, I/O modules, environmental monitoring units, disks Type and Number of Controllers: Dual HSV200 controllers Type and Number of Enclosures: Up to 4 M5314B Enclosures Supported Operating Systems: HP-UX, HP OpenVMS, HP Tru64 UNIX, Microsoft Windows, XP Professional**, Microsoft Windows, 2000 Server, Windows 2000, Advanced Server, Windows 2003, Standard Edition, (32-bit/x64), Windows 2003 Enterprise Edition, (32-bit/x64), Windows 2003 Enterprise (IA64), Windows 2003, Enterprise and DataCenter (IA64)*, Sun Solaris, Linux, IBM AIX, Novell NetWare, VMware * Follows initial release, check posted operating specific release notes or software documentation Supported Products: HP servers (HP-UX, ProLiant, AlphaServers), X86 servers, Dell servers, Sun servers, IBM servers