Samsung Spinpoint F4 HD204UI EcoGreen 2TB Internal Hard Drive for $99.99 shipped after promo code EMCYTZT1557. Here is a screenshot for reference. For the technically inclined, it utilizes a 667GB/platter design and runs at 5400RPM for reduced power consumption. Note that it comes in OEM packaging, which means no pretty retail box but is otherwise identical. Most places have Samsung 2TB drive for about $109.