With 500 GB of storage space, this Hitachi Ultrastar A7K2000 SATA 3.5-inch hard drive provides plenty of room for your data and media files! It's ideal for data warehousing, disk-to-disk backup & archiving, rack mounted RAID arrays, Network Attached Storage (NAS) and other applications that require high capacity storage! The HUA722050CLA330 features a Serial ATA interface with up to 300 MB/s transfer rate, 7200 RPM spindle speed and a 32 MB buffer. With an 8.2 ms average seek time, data reading and writing happens in the blink of an eye!