For its newsletter subscribers only, newegg offers the Seagate Expansion 1TB USB 3.0 Portable External Desktop Hard Drive, model no. STAX1000102, for $89.99. Coupon code "EMCNBJN55" cuts it to $79.99. With free shipping, that's $0.08/GB and tied with our July mention as the lowest total price we could find, this time by $9. It runs at 5400 rpm. Coupon expires August 12.