Upgrade your desktop or Mac with the HGST Ultrastar 7K4000 4TB internal hard disk drive. With a rotation speed of 7200 RPM and 64 MB cache, this drive ensures fast data access and transfer rates. Its SATA III, SATA II, and SATA I interface allows seamless integration with your system while the 3.5-inch form factor provides ample storage space in a compact design. This internal desktop drive is compatible with both PC and Mac systems, and the silver color adds a sleek touch to your setup. Store all your important files, photos, and videos with ease, and take advantage of the storage capacity of 4TB. This HGST Ultrastar 7K4000 4TB internal hard disk drive is the perfect addition to your workstation, and it's ready to use straight out of the box.