Amazon has the Samsung 840 EVO Series 500GB SSD (MZ-7TE500BW) on sale for $199.99. It ships free with Super Saver Shipping.
Samsung Electronics 840 EVO-Series 500GB 2.5-Inch SATA III Single Unit Version Internal Solid State Drive MZ-7TE500BW
Here's our review of the 750GB version of the SSD 840 EVO: http://www.cdrlabs.com/Reviews/samsung- ... drive.html