The 73 GB Hitachi Ultrastar IC35L073UCDY10-0 10K U320 SCSI 80pin HDD is an internal desktop drive with a storage capacity of 73 GB. With a rotation speed of 10000 RPM and a cache size of 8 MB, this hard drive is designed for high-performance storage needs. The 3.5-inch form factor makes it compatible with standard desktop configurations, and the SCSI interface ensures reliable data transfer. Made by Hitachi in Japan, this HDD is a part of the Ultrastar product line, known for its durability and efficiency in demanding environments.