mwave offers the Buslink 8TB USB 3.0 External Hard Drive, model no. U3-8000XP, for $479.99 with free shipping. That's $20 off list and the lowest price we could find. It is compatible with Windows XP, Vista, 7, Mac OS X, and Linux, backwards compatible with USB 2.0, features dimensions of approximately 8" x 5" x 1".