looking for a portable external drive suggestion?

I only need the drive to store images/video files from my desktop and to be able to still use them. I don't want to store on my desktop as much anymore.

I did find a lacie drive that comes with a PCIe card package deal.

LaCie 500GB Rugged USB 3.0 PCle 7200Rpm PC/Mac

http://www.vistek.ca/store/StorageDevices/249982/lacie-500gb-rugged-usb-30-pcle-7200rpm-pcmac.aspx

Detailed Specifications

Capacity 500 GB

Interface USB 3.0 port (USB 2.0-compatible) Interface

Transfer Rate  USB 3.0: up to 5GBits/s

USB 2.0: up to 480Mbits/s Requirements Computer with a USB 3.0 or USB 2.0 port