A hard disk drive (HDD), hard disk, hard drive, or fixed disk[a] is an electro-mechanical data storage device that stores and retrieves digital data using magnetic storage with one or more rigid rapidly …

Seagate BarraCuda 8 TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s, 5,400 RPM, 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004) 4K+ bought in past month

Shop Best Buy for hard drives. We can help you find the best hard drive for your Mac or PC so you can expand your computer’s storage and speed capabilities.

Feb 24, 2025 · A hard disk drive (HDD) is a data storage device. Learn how it works, its components, common capacities and how HDDs differ from solid-state drives.

HDD is a common abbreviation that stands for Hard Disk Drive. HDDs are non-volatile storage devices, meaning they retain stored data even when power isn't being supplied.

Here's the shortlist of our best HDD rankings below, but we have deeper breakdowns for these drives below, along with more picks for other categories.

5 days ago · A Hard Disk Drive (sometimes abbreviated as a hard drive, HD, or HDD) is a non-volatile data storage device. It is usually installed internally in a computer, attached directly to the disk …

Sep 25, 2025 · A Hard Disk Drive (HDD) is a non-volatile storage device that stores and retrieves digital data using magnetic storage and rotating disks called platters. It is one of the most common forms of …

Apr 2, 2024 · An HDD, or hard disk drive, is a traditional data storage device that uses mechanical parts to read and write digital information. It's built around a set of rotating disks, also known as platters, …

Oct 8, 2025 · University of Babylon - Compare the hard disk with floppy disk IBM - Hard disk drive (HDD) versus Solid-state drive (SSD): What�s the difference? Britannica Editors. "solid-state device". …