For its newsletter subscribers only, newegg offers the Western Digital Caviar Black 500GB Serial ATA 6Gbps 3.5" Internal Hard Drive, model no. WD5003AZEX, for $84.99. Coupon code "EMCXTVW23" cuts it to $64.99. With free shipping, that's $0.13/GB, $5 under our January mention, and the lowest total price we could find by $9. This drive features a 64MB cache and runs at 7200 rpm. Deal ends March 27.