Fry's Electronics offers the Samsung 840 Pro Series 512GB Internal Serial ATA 6Gb/s 2.5" SSD, model no. MZ-7PD512BW, for $329 with free shipping. (Amazon offers it for the same price.) That's $31 below our May mention and the lowest total price we could find by $6. It features read speeds of up to 540MB/s and write speeds of up to 520MB/s. Deal ends August 14.