USB 3.0 still hasn’t widely caught on with a majority of motherboard manufacturer’s; most opting to only include a one or two connections on only their premiere lineup.
Gigabyte is offering this card as an separate item for anyone to purchase and install. It operates on a PCI-Ex1 expansion slot, offers two USB3.0 connections and requires power from a typical molex connection. In typical Gigabyte fashion the card is built on blue 2oz copper PCB and is based on an NEC USB 3.0 controller.
The device is currently available from many local or online retailers for a list price of $39.99 USD.