Buy.com offers the Crucial RealSSD C300 64GB Serial ATA III 6Gbp/s 2.5″ Internal Solid State Disk (SSD) Drive, model no. CTFDDAC064MAG-1G1, for $89.95 with free shipping ($1.41/GB). That’s tied with our June mention as the lowest total price we’ve seen by $10. (It’s also a current price low by $15.) It features a read rate of 355MB/s and write rate of 75MB/s.