Western Digital

Western Digital WD30EZRZ - 3TB Blue Desktop Hard Drive

5.0 (5 reviews)

Reliable Storage for Your Everyday NeedsThe Western Digital Blue WD30EZRZ is a dependable internal hard drive designed for everyday computing. With ample storage capacity and proven reliability, it's ideal for storing your documents, photos, videos, and other essential files. Specifications: ...

$94.99*
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

Reliable Storage for Your Everyday Needs

The Western Digital Blue WD30EZRZ is a dependable internal hard drive designed for everyday computing. With ample storage capacity and proven reliability, it's ideal for storing your documents, photos, videos, and other essential files.

Specifications:

  • Capacity: 3 TB
  • Form Factor: 3.5"
  • Interface: SATA III
  • RPM: 5400 rpm
  • Buffer: 64 MB

Key Features

Drive Type: Internal.

Drive Size: 3.5''.

Drive Interface: SATA 6 Gb/s.

Hard Drive Capacity: 3TB.

Rotational Speed: 5400rpm.

Specifications

Drive Type
Internal
Form Factor
3.5''
Interface
SATA 6 Gb/s
Capacity
3TB
Rotational Speed
5400rpm

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Pros & Cons

👍 Pros

  • Offers a generous 3TB storage capacity, providing ample space for extensive file libraries and backups.
  • Features a 3.5'' form factor, making it suitable for standard desktop computer bays.
  • Equipped with a SATA 6 Gb/s interface, ensuring compatibility with modern motherboards and decent data transfer speeds.
  • Operates at 5400rpm, which is a common rotational speed for capacity-focused desktop hard drives.
  • Marketed as a "Blue Desktop Hard Drive," typically indicating a balance of performance and reliability from Western Digital.

👎 Cons

  • The 5400rpm rotational speed is slower than 7200rpm drives, which can result in longer load times for applications and files.
  • As a traditional HDD, it will have significantly slower read/write speeds compared to Solid State Drives (SSDs).
  • The 3.5'' internal drive type means it requires an available internal drive bay and power/data cables.
  • While 3TB is large, individual needs for storage continue to grow, potentially making it insufficient for some users long-term.
  • The specific cache size is not mentioned, which can impact performance, especially during frequent small file access.

Frequently Asked Questions

This hard drive offers a storage capacity of 3TB.
It is a 3.5-inch internal hard drive, suitable for desktop computer cases.
The drive uses a SATA 6 Gb/s interface for data transfer.
The Western Digital WD30EZRZ operates at a rotational speed of 5400rpm.
No, traditional HDDs like this one, even at 5400rpm, are significantly slower in terms of read/write speeds compared to Solid State Drives (SSDs).
While possible, installing an operating system on an SSD is generally recommended for much faster boot times and overall system responsiveness.
Western Digital's "Blue" designation typically indicates drives designed for everyday use, offering a balance of performance, reliability, and capacity.