HGST Ultrastar 7K3000 HUS723030ALS640 3 TB 3.5" Internal Hard Drive — SAS (6Gb/s), 64 MB Cache

The HGST Ultrastar 7K3000 HUS723030ALS640 is a 3 TB internal hard drive in a 3.5" form factor that delivers dependable storage for documents, photos and video. It uses a SAS (6Gb/s SAS) interface to provide efficient data transfers, while the 64 MB cache buffer improves processing responsiveness. The drive offers non-volatile storage to retain your data without power and the robust 3.5" design supports reliable, long-term operation.