Western Digital Caviar Green 2TB 3.5" SATA 3.0Gb/s Internal Hard Drive -Bare Drive $139.99 with Free Shipping
The Western Digital Caviar Green 2TB Hard Drive uses less power and supports quieter, cooler-running desktop PCs. Its breakthrough 32 MB cache makes this hard drive suitable for high-performance home and business computing, as it can handle high-end data-intensive and multimedia applications.
$34.99 with Free Shipping
This is a full size external that comes with a power supply. If you would like something a little smaller and more portable check out the slim external below. I bought this one and have been happy with it. No power plug is needed for reading. If you want to burn discs you need to hook it up to a second USB port for power.
SAMSUNG USB 2.0 Black Slim External DVD Writer Model SE-S084 - $49.99 with Free Shipping
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