This Maxtor DiamondMax 9 6Y120L0 hard drive has 120 gigabytes of formatted storage capacity and an UDMA/133 transfer rate! With 7200RPM spindle speed, and 9.3 ms average seek time this hard drive will transmit data quickly! Whether you are looking to upgrade your old drive, add more storage space, or need a new hard drive for your external case enclosure, this Maxtor 6Y120L0 hard drive makes a great new addition!