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Silver 3.5 inch internal hard drive with circuit board visible on underside

Western Digital

Western Digital WD30EZAZ 3TB 5400 RPM 256MB SATA 3.5" internal hard drive

SKU CH-H013-X1Y0V MPN WD30EZAZ

A 3 TB 3.5-inch desktop hard drive with 5400 RPM and 256 MB cache for bulk storage

  • Total capacity3 TB
  • Interface typeSATA 6.0Gb/s
  • Form factor3.5 in (8.89 cm)
  • Flash memory typeHard Drive
  • Rotational speed5,400 RPM
  • Cache memory256 MB
  • 3TB capacity stores large media libraries and backups
  • 256MB cache speeds up frequent file access
  • 5400 RPM spindle reduces power draw and noise
  • NoTouch Ramp Load technology protects the recording head during transport
  • Free Acronis True Image WD Edition software simplifies drive migration

WD Blue 3TB desktop drive

The WD Blue WD30EZAZ is a 3TB 3.5" internal hard drive spinning at 5400 RPM with a 256MB cache and SATA 6.0Gb/s interface. It targets desktop users who need large, affordable capacity for office work, web browsing and bulk file storage. The drive includes NoTouch Ramp Load technology to reduce head wear and comes with free Acronis True Image WD Edition cloning software for easy migration.

Check your desktop before ordering

Verify that your case has a free 3.5" bay measuring at least 147.00mm long, 101.60mm wide and 26.10mm high. Confirm the motherboard provides an available SATA 6.0Gb/s port and that your power supply includes a spare SATA power connector. The drive is designed for desktop PCs and office applications; it is not intended for laptops, external enclosures or high-performance workloads that demand faster spindle speeds.

Thermals noise and power draw

Low power consumption is achieved through advanced seeking algorithms and power management features, keeping heat output modest in typical office use. The 5400 RPM spindle speed generally produces quieter operation than faster desktop drives, making it suitable for noise-sensitive environments. NoTouch Ramp Load technology protects the recording head during transport and normal operation, contributing to long-term reliability.

How it compares

Measured against everything we stock in 3.5-Inch Internal Desktop HDDs, at today’s prices. Recalculated every night.

Price $64.99
Cheaper than about 67% of the 4,938 comparable items (median $107.99).
Total capacity 3 TB
Higher than about 60% of the 2,372 comparable items (median 2 TB).
Price per TB $21.66 per TB
Cheaper than about 91% of the 2,365 comparable items (median $62.21 per TB).

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Specifications

Product
Brand nameWD
Product lineBlue
Model nameWD30EZAZ
Total capacity3 TB
Performance
Rotational speed5,400 RPM
Storage
Flash memory typeHard Drive
Cache memory256 MB
Ports & slots
Interface typeSATA 6.0Gb/s
Size & build
Form factor3.5 in (8.89 cm)
Max height26.1 mm
Maximum width101.6 mm
Maximum length147 mm
Shipping weight0.91 kg
Package size196 × 152 × 76 mm

Questions about this item

Does the WD30EZAZ ship with cables or mounting brackets, or must they be bought separately?

The drive is supplied as a bare 3.5 inch unit; SATA data and power cables plus any mounting screws are not included and must be sourced separately.

Which capacity in the WD Blue line fits a desktop that needs maximum space for media archives?

This model provides 3TB; the series scales to 8TB, so choose the highest capacity your budget and bay count allow.

What does the 5400 RPM rating mean for daily desktop use?

The spindle speed gives quiet, low-power operation suited to bulk file storage and backups rather than high-intensity random workloads.

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