The hp Carrier Grade Blade Server bh3710 provides customers with a single chassis that houses one server blade and up to four Fiber Channel disks in two dual Fiber Channel disk carrier blades, controlled by one Management Blade. The form factor for all the blades uses the Compact PCI standard. The chassis mounts in a standard 19 and/or 23-inch EIA two column rack. The chassis will accommodate 10 full size Compact PCI cards (6U x 160mm) in the front slots and 10 half size Compact PCI cards (6U x 80mm), called Rear Transition Modules (RTM), in the rear slots.