Buy.com offers the Samsung 128GB Serial ATA III 2.5″ Internal Solid State Drive (SSD) Upgrade Kit, model no. MZ-7PC128N/AM, for the in-cart price of $169.99 with free shipping ($1.33/GB). That’s $20 under our January mention and the lowest total price we could find by $9. It features read speeds of up to 520MB/s and write speeds of up to 320MB/s. The kit includes a SATA-to-USB adapter cable, drive spacer, and Norton Ghost 15.0 software.