Seagate Momentus 320 GB 2.5-Inch SATA 7200RPM 16MB Cache


Out of stock

The high performance Momentus internal drive has a fast 7200RPM spindle speed and a large 16MB cache to provide desktop-like performance and deliver a sustained data transfer rate of 76MB/s. Native Command Queueing Technology dramatically increases performance by organizing incoming commands in the most efficient order. The Momentus internal drive is optimized for mobile computing and small form factor PCs that need to run more demanding applications like video and photography editing, video playback and computer games.
• 7200RPM
• 16MB cache
• SATA 3Gb/s interface with Native Command Queueing
• QuietStep™ technology enables ultra-quiet load/unload acoustics
• Perpendicular recording technology increases performance and reliability


Out of stock

Seagate Momentous Thin 320GB 7200RPM 2.5″ hard drives offer feature-rich, slim, lightweight style at price and capacity points that enable no-compromise designs for thin computing. Featuring the world’s first 7mm z-height (compared to a traditional laptop hard drive with a z-height of 9.5mm), 2.5-Inch form factor drive plus Seagate Smart Align technology, provides a transition to 4K sectors without the need for software utilities. Seagate’ has purpose-built the Momentous Thin hard drive to meet our customers’ demand for affordable, slimmer, fully functional computing solutions.


2.5-inch SATA Hard Drive 7200RPM

  • Feature-rich, slim, lightweight style at price and capacity points that enable no-compromise designs for thin computing
  • Compatible with SATA 6Gb/s and 3Gb/s designs


Laptop Thin HDDs include Seagate SmartAlign technology. This innovation helps you easily get all the benefits of the new Advanced Format (AF) 4K sector standard―no utilities, no extra steps―automatically in the background. Performance is not affected, and there is no need for time-consuming utilities required by other AF-enabled drives.

  • High-performance laptops, workstations, gamer systems
  • Mainstream laptops, netbooks and external storage enclosures
  • Military and government laptops for sensitive data
  • Corporate and commercial laptops
  • Consumer solutions where robustness is a necessity
  • Entry-level laptops and netbook systems
Categories: ,
Weight 0.1 kg
Dimensions 11 × 8 × 1 cm

Interface SATA 6.0Gb/s
Cache 16 MBytes Cache
Capacity 320 GB
Packaging Bare Drive
Rotation Speed 7200 RPM
Height (max) 7 mm
Width (max) 70.10 mm
Length (max) 100.5 mm
Weight (typical) 100 grams
Spindle Speed 7200RPM
Average latency 4.17 msec
Random read seek time 11.0 msec
Random write seek time 13.0 msec
Annual Failure Rate 0.48
5V start max current 1.0 amps