Newegg offers the Kingston 120GB SSDNow V300 Series Serial ATA 6Gb/s Internal SSD, model no. SV300S37A/120G, for $65.99 with free shipping. (Amazon offers it for the same price.) That's the lowest total price we could find by $13, although we saw it for $6 less in February. It features read and write speeds of up to 450MB/s.