The Western Digital WD Black WD1002FAEX 1 TB 3.5" SATA III Enterprise Drive is a high-performance internal desktop drive designed for use with PCs. This HDD-only drive offers a storage capacity of 1 TB and a rotation speed of 7200 RPM, along with a cache size of 64 MB. With a silver color and a sleek 3.5-inch form factor, it is a reliable and efficient storage solution for enterprise and desktop computing needs.