Update (11/24 8:15pm):
Now available (and shipping immediately) from Amazon for $359.99.
Newegg offers the Samsung 840 EVO 2.5-inch 1TB Solid State Drive (SSD) for $359.99 shipped. This is currently available for pre-order with an expected shipment date of 11/28/14. That’s a savings of $140 off the original price, $40 better than Amazon and the lowest that we can currently find it. Over 5,000 Amazon users rate this SSD 4.7/5 stars.
The Samsung 840 EVO series features sequential Read Speed: 540 MB / Sequential Write Speed: 520 MB / Random Read Speed 98K IOPS / Random Write Speed 90K IOPS.
Drop this SSD into an external hard drive enclosure and you’ve got a nice setup.