The 4.8TB Promise VTrak E-Class 16x 300 SAS RAID Subsystem from Apple is a high-performance RAID storage system. The system is housed in a 3U rackmount chassis, making it ideal for professional video use. It features four 4Gbs SFP Fibre-Channel ports for computer connectivity.
The RAID system features dual controllers with 2GB DDR ECC RAID cache, an SAS expansion port, a Gigabit Ethernet port, and a serial management port. The full gamut of RAID levels are supported, and management is built into the device. The VTrak is compatible with Leopard and Leopard Server. It is fully qualified for use with Xsan 2 and Final Cut Studio 2.