Ending today, and for its newsletter subscribers only, newegg offers the OEM Western Digital Caviar Blue 500GB Serial ATA 6Gb/s 3.5" Internal Hard Drive, model no. WD5000AAKX, for $59.99. Coupon code "EMCYTZT4124" cuts it to $49.99. With free shipping, that's $0.10/GB and the lowest total price we could find by $5, although we saw it for $10 less in January. This drive runs at 7200 rpm and features a 16MB cache.