This Western Digital HDD hard drive has a storage capacity of 640GB and a rotation speed of 7200 RPM. It is compatible with SATA II interface and supports HDD drive types. The model number is WD6400CSRTL and it comes with a 16 MB cache.

This internal hard disk drive is perfect for upgrading your computer's storage space. It's brand new and ready to be installed. Don't miss out on this great deal!

Brand New Sealed With A Small Tear In Plastic (See Pictures).