Newegg offers the Plextor 256GB M5P Series SATA 6Gb/s 2.5" Internal SSD, model no. PX-256M5Pro, for $134.99. This $25 mail-in rebate cuts it to $109.99. With free shipping, that's the lowest total price we could find by $69, although it was $14 less in August. It features read speeds of up to 540MB/s and write speeds of up to 460MB/s. Rebate expires September 21.