BuyDig offers the OCZ Agility 4 512GB 2.5" Serial ATA 6Gb/s Internal Solid State Drive, model no. AGT4-25SAT3-512G, with the OCZ Technology OCZ SSD Upgrade Kit, model no. OCZSSDUPGDKIT1, for $349. Coupon code "SSD512" cuts it to $279. With free shipping, that's $0.54/GB, $10 under our mention from last month, and $63 below the lowest total price we could find for these items purchased separately elsewhere today. This drive features read speeds of up to 420MB/s and write speeds of up to 410MB/s. The kit includes a 2.5" to 3.5" adapter bracket, 2.5" external drive enclosure, Acronis True Image HD software, mounting screws, SATA cable, and USB cable.