As one of its daily deals, Newegg offers the Western Digital 6TB Red Serial ATA 6Gb/s 3.5" Internal Hard Drive 2-Pack, model no. WD60EFRX, for $469.99 with free shipping. That's the lowest total price we could find for this quantity by $28. (For further comparison, we saw just one hard drive for $234 shipped in May.) It's designed for NAS systems and features a 64MB cache. Deal ends today.