BuyDig offers the Samsung 256GB 830 Series Serial ATA 6Gb/s 2.5" Internal Solid State Drive, model no. MZ-7PC256B/WW, for $189. (You'll need to log-in to your account to see this price.) With free shipping, that's $0.74/GB and the lowest total price we could find by $23, although we saw it for $10 less (with a $10 gift card) two weeks ago. It features read speeds of up to 520MB/s and write speeds of up to 400MB/s.