For its newsletter subscribers only, newegg offers the Toshiba Canvio 1TB Portable USB 3.0 External Hard Drive, model no. E05A100PBU3XW, for $99.99. Coupon code "EMCKBHD23" cuts it to $79.99. With free shipping, that's $0.08/GB and the lowest total price we could find by $5. It's also tied as the cheapest 1TB USB 3.0 portable hard drive we've seen. The enclosed 2.5" hard drive features a 8MB cache and runs at 5400 rpm. Deal ends September 1.