The Seagate 500 GB has 3.5 HDD form factor and a high storage and media capacity of 500 GB to accommodate all your data requirements. This internal hard drive has a Serial ATA interface that brings about faster and efficient functioning. The Seagate 500 GB SATA hard drive from Seagate has a quick and high power rotational motor speed of 7200 RPM for better and quicker computing operations. This internal hard drive has an efficient Average Latency of 4.17ms. The Seagate 500 GB SATA hard drive has a 16 MB buffer size, for making available frequently-used data.