Newegg has the HITACHI Deskstar HD32000 2TB Internal Hard Drive at the best price ever, after a mail in rebate and coupon. This drive has 7200rpm speeds, a 32mb cache, SATA interface, 3.5-inch form factor and 2TB of storage.
Coupon: EMCYTZR25 needed!
Rebate can be found here. Rebate comes in Visa pre-paid card.