Amazon offers the Samsung 850 EVO 250GB Serial ATA 6Gb/s 2.5" Internal Solid State Drive, model no. MZ-75E250B/AM, for $108.24 with free shipping. That's $2 under our mention from two days ago and the lowest total price we've seen. (It's a current low by $2.) It features read speeds of up to 540MB/s and write speeds of up to 520MB/s.