Seagate Laptop Ultrathin 320GB 5400RPM SATA III 6Gb/s 16MB Cache 2.5" 5mm Laptop Hard Drive - ST320LT031 (SED)

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Warranty2 Year Manufacturer Warranty
AvailabilityPlease Call
SeriesLaptop Ultrathin HDD
UPC CodeDoes Not Apply

Product Specs

Product Specs
Capacity320 GB
Spindle Speed5400 RPM
Cache Buffer16 MB Cache
InterfaceSATA (7-Pin Signal and 15-Pin Power Connectors)
Data Transfer RateSATA III 6Gb/sec (Host to/from Drive Sustained 118 MB/sec)
Interface NoteBackwords Compatible with SATA II 3Gb/sec and SATA I 1.5Gb/sec
Advanced FormatYes (logical 512 / physical 4096)
EncryptionYes - Self-Encryption Drive
Rohs CompliantYes
Form Factor2.5 Inch
Dimensions69.85mm x 100.35mm x 5.0mm

Key Features

  • • Capacities up to 500GB
  • • 5'400 RPM Rotational Speed
  • • SATA III 6Gb/s Interface
  • • Advanced Format, 4K Sector Size
  • • 512 byte Emulation (512e)
  • • Support for Read Multiple and Write Multiple Commands
  • • Whisper Quiet with Fluid Dynamic Bearing (FDB) Motors
  • • Perpendicular Recording Technology
  • • Native Command Queuing (NCQ) Technology
  • • Full-track Multiple-Sector Transfer Capability
  • • State-of-the-art cache and on-the-fly Error-Correction Algorithms

Imagine the day when your phone, tablet, camera or any device, has options to add on additional storage. With the slimmest, most affordable design yet, the Laptop Ultrathin HDD reveals new options for expanded or integrated storage. As slim as a few credit cards, the ultra slim HDD enables new design possibilities from phone cases, to tablets to other common accessories. The new 5mm drives give a cost effective option to system integrators whose only choice for storage has been expensive, lower capacity SSD solutions. The Laptop Ultrathin 500 GB HDD offers the best cost-per-GB and cost-per-millimeter with enough space to store up to 160,000 photos, 1 year of music, 250 hours of DVDs or 62 hours of HD video.

Thin. Light. Affordable

One of the thinnest and lightest laptop HDDs—5mm, 3.3 oz and thinner than a pencil.

Affordable, high-capacity storage gives system builder options when integrating low profile storage into slim laptop and ultrabook solutions.

Compatible with every portable PC with a standard SATA 6Gb/s interface, enabling easy upgrade or design integration.

Up to 500GB in 25% less space—get industry-leading cost-per-GB and cost-per-millimeter.

Frees up valuable space within a device to accommodate additional features.

Supports options for Seagate Secure Self-Encrypting Drive features with on-the-fly data encryption meeting TCG Opal protocol.

Best-Fit Applications

Slim laptops or ultrabooks

Extending high-capacity, affordable storage into other applications and slim devices

Backup storage

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