Best Buy offers the Toshiba Q Series Pro 128GB 2.5" Serial ATA 6Gb/s Internal SSD, model no. HDTS312XZSTA, for $49.99 with free shipping. That's $10 under our spring mention and the lowest total price we've seen. (It's also a current low by $16.) It features read speeds of up to 554MB/s and write speeds of up to 512MB/s.