Amazon offers the Crucial 250GB MX200 Serial ATA 6Gb/s 2.5" Internal Solid State Drive, model no. CT250MX200SSD1, for $79.99 with free shipping. (NextWarehouse and B&H Photo Video have it for about the same price.) That's the lowest total price we could find by $10, although we saw it for $10 less in December. It features read speeds of up to 555MB/s and write speeds of up to 500MB/s.