Newegg offers the Western Digital 4TB Serial ATA 6Gbps Internal Hard Drive, model no. WD40EZRX, for $144.99. Apply coupon code "MASTERPASS10" and checkout via MasterPass to cut the price to $130.49. With free shipping, that's $15 below our mention from last week and the lowest total price we've seen. (It's a current low by $10.) It features a 64MB cache and GreenPower technology for lower operating temperatures, low acoustics, and increased sustainability.