Newegg offers the Mushkin 512GB Enhanced ECO2 Serial ATA 6Gb/s 2.5" Internal Solid State Drive, model no. MKNSSDEC512GB, for $119.99 with free shipping. That's the lowest total price we could find by $48, although we saw it for $3 less last week. It feed read speeds up to 560MB/s and write speeds up to 305MB/s.