TigerDirect offers the OCZ Agility 4 256GB 2.5" Serial ATA 6Gb/s Internal SSD, model no. AGT4-25SAT3-256G, for $159.99. This $30 mail-in rebate cuts it to $129.99. With $2.29 for shipping, that's $0.59/GB and the lowest total price we could find by $23, although we saw it for $12 less in August. This drive features read speeds of up to 420MB/s and write speeds of up to 410MB/s. Rebate expires October 30.