Seagate Barracuda ST2000DM001 2TB 7200RPM Internal Hard Drive for $74.99 shipped after promo code EMCAKNK24. Here is a screenshot for reference. This drive features 7200RPM, 64MB cache, and 1TB/platter design. Note that it comes in OEM packaging, which means no pretty retail box but is otherwise identical. Most places have it for about $79.