WD Caviar Green WD20EARX 2TB 64MB 3.5" SATA3 HDD $100 at Amazon

Amazon has the Western Digital Caviar Green WD20EARX 2TB 64MB Cache SATA III 6.0Gb/s 3.5" Internal Hard Drive for $100 with free shipping. Features GreenPower reduced power consumption technology, low acoustics, and a 2 year warranty. NCIX has it for the same price.

Newegg has the Western Digital Red WD10EFRX 1TB 3.5" 64MB SATA3 NAS HDD for $80 shipped w/ code EMCNAHE53 [Exp 10/1]