CalDigit has announced a new line of RAID storage options entitled Quadra. The Quadra RAID offers two 3.5" swappable drive mounts, which allows for quick replacement and changing of drives. The Quadra features an intergace that supports USB 2.0, Firewire 400, Firewire 800 and eSATA, this allows drives to perform at up to 200MB per second. The Quadra RAID offers support for four different modes RAI
