For its newsletter subscribers, newegg offers the Western Digital 3TB Red Serial ATA 6Gb/s Internal Hard Drive, model no. WD30EFRX, for $139.99. Coupon code "EMCYTZT4197" cuts it to $113.99. With free shipping, that's $0.04/GB, $14 under our mention from a month ago, and the lowest total price we've seen for this hard drive. (It's a current low by $26.) It's optimized for use in NAS systems and features a 64MB cache.