Featured Products

WD Blue WD10EZEX 1TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive Bare ...
  • Ideal for Desktop PCs, external ...
  • Advanced Format Technology
  • Up to 200K photos, 250K MP3 files, ...
$69.99
$49.99
$229.99
$157.49
WD My Book 6TB USB 3.0 Desktop Storage
Extra savings w/ promo code B2BACKTS828, ends 8/29
  • WDBFJK0060HBK-NESN
  • USB 3.0
$299.99
$199.00
Seagate Desktop HDD ST1000DM003 1TB 64MB Cache SATA 6.0Gb/s 3.5" Internal Hard ...
  • 1TB, SATA 6Gb/s NCQ
  • Desktop or all-in-one PCs to equip ...
  • Store active archive data
$69.99
$49.99
$99.99
$69.00
Seagate 2TB Backup Plus Slim Portable External Hard Drive USB 3.0 Model STDR2000100 ...
  • 200GB of cloud storage for your ...
  • Lyve app to back up directly from ...
  • Share Mac and PC files
$109.99
$79.99
Seagate Samsung Spinpoint M9T ST2000LM003 2TB 5400 RPM 32MB Cache SATA 6.0Gb/s ...
  • 2.5", SATA 6Gb/s, 32MB, 9.50mm ...
  • SATA Native Command Queuing ...
  • TuMR/PMR head with FOD ...
$119.99
HGST 1TB Touro S High-Performance Ultra-Portable Drive USB 3.0 Model 0S03694 ...
  • Ultra-portable, stylish, aluminum ...
  • Faster USB 3.0 and fast 7200 RPM
  • Local and cloud backup, providing ...
$99.99
$79.99
TOSHIBA DT01ACA300 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive ...
  • 7200 RPM performance, 6Gb/s ...
  • For use in consumer and ...
  • Halogen-free design and ...
$122.99
$90.99
HGST 1TB TOURO S High-Performance Ultra-Portable Drive USB 3.0 Model 0S03729 ...
  • Ultra-portable, stylish, aluminum ...
  • Faster USB 3.0 and fast 7200 RPM
  • Local and cloud backup, providing ...
$79.99
$299.99
$254.99
Loading Dynamic Data...

Hard Drive Terms and Technologies Defined

Introduction

When shopping for a hard drive, you will often see terms such as revolutions per minute (RPM), seek time, and SATA™. These are ratings and technologies that dictate important aspects of the drive, like performance, compatibility, and more. By understanding what these terms mean, you can use them as metrics to compare hard drives.