TigerDirect offers the Western Digital Caviar Blue 1TB Serial ATA 6Gb/s Internal Hard Drive, model no. WD10EALX, for $84.99. This $10 mail-in rebate cuts it to $74.99. With free shipping, that's $0.07/GB, $2 under our August mention, and the lowest total price we could find by $9, outside the price below. It spins at 7200 rpm and features a 32MB cache. Rebate expires October 7.

A close price: Platinum Micro Inc. via Amazon charges $77.29 with free shipping.