Western Digital WD20EZRX 2TB Hard Drive
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Western Digital WD20EZRX 2TB 5.4K RPM Hard Drive SATA 6GBPS Refurbished

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Part Number#: WD20EZRX
List Price was: $603.03
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Short Description:
WD20EZRX 2 Terabytes (TB) 5400 Revolutions Per Minute (RPM) Serial Advanced Technology Attachment (SATA) 6 Gigabits Per Second (GBPS) 64 Megabytes (MB) Buffer 3.5Inch Large Form Factor (LFF) Caviar Green Hard Disk Drive | Made by Western Digital | Refurbished
Western Digital
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

Product Details of the Western Digital WD20EZRX 2TB Hard Drive

Western Digital is a well-known brand in the storage industry, offering a wide range of high-quality hard drives for various computing needs. One of their popular products is the Western Digital WD20EZRX SATA 6GBPS 2TB 5.4K RPM 64MB Buffer HDD. The Western Digital WD20EZRX comes with a generous storage capacity of 2 terabytes (TB). This ample space allows users to store a vast amount of data, including documents, photos, videos, and more. Whether you are a professional looking to archive your work or a casual user with extensive media libraries, 2TB of storage can handle your needs.

Storage Capacity 2 Terabytes (TB)

The first factor to consider when evaluating a hard disk drive is its storage capacity. The Western Digital WD20EZRX offers a generous 2 terabytes (TB) of storage space. This size is suitable for a wide range of applications, from storing personal photos and videos to backing up important data for small businesses. To put it into perspective, 2TB can hold approximately 500,000 photos, 700 hours of HD video, or 500,000 songs. This capacity is ideal for users who need a substantial amount of storage without breaking the bank.

Serial Advanced Technology Attachment (SATA) 6 Gigabits Per Second (GBPS)

The interface technology of a hard drive determines how it connects to your computer's motherboard and influences data transfer rates. The Western Digital WD20EZRX uses the Serial Advanced Technology Attachment- SATA interface, specifically the SATA 6 Gigabits Per Second (GBPS) version. This interface provides a high data transfer rate, allowing for quick and efficient communication between the hard drive and the computer.

SATA 6GBPS is widely supported by modern motherboards and offers significant advantages over previous SATA iterations. It provides a theoretical maximum data transfer rate of 6 gigabits per second (approximately 750 megabytes per second). While the actual data transfer rates of a hard drive depend on various factors, including the drive's internal speed, the SATA 6GBPS interface ensures that the drive is not a bottleneck in most scenarios.

Rotational Speed 5400 Revolutions Per Minute (RPM)

The rotational speed, measured in revolutions per minute (RPM), is a crucial performance factor for hard drives. The Western Digital WD20EZRX operates at 5400 RPM. While this speed is slower compared to 7200 RPM drives commonly found in gaming and high-performance computers, it is well-suited for storage-focused applications. A 5400 RPM drive provides a balance between storage capacity and power efficiency. It generates less heat and consumes less power, making it a suitable choice for systems where energy efficiency is a priority.

The slower rotational speed may slightly affect the drive's data transfer rates compared to 7200 RPM drives, but for many users, the difference is hardly noticeable during everyday tasks like file transfers and media playback.

Buffer Size 64 Megabytes (MB)

The buffer size, also known as cache, is an area on the hard drive where frequently accessed data is temporarily stored for faster retrieval. The Western Digital WD20EZRX is equipped with a 64-megabyte (MB) buffer. A larger cache can help improve performance, especially in situations where frequently accessed data can be retrieved from the cache rather than the slower mechanical parts of the drive.

A 64MB cache is considered generous for a hard drive in this class. It enhances the drive's ability to handle multiple read and write requests efficiently, making it a suitable choice for multitasking and handling data-intensive applications without significant slowdowns.

Large Form Factor (LFF)

The physical form factor of a hard drive determines its size and compatibility with various computer cases and enclosures. The Western Digital WD20EZRX adopts the 3.5-inch large form factor (LFF). This is the standard size for desktop hard drives and is the size you'll commonly find in most consumer-grade computers.

The 3.5-inch form factor ensures compatibility with a wide range of desktop computer cases and external hard drive enclosures, making it easy to upgrade or expand your storage capacity without compatibility concerns. It's important to note that 3.5-inch drives are larger than the 2.5-inch drives commonly used in laptops and external portable drives.

Energy-Efficient Storage

The Western Digital WD20EZRX is part of the Caviar Green series, which is known for its emphasis on energy efficiency and environmentally friendly features. Let's explore what makes this series unique and how it can benefit users.

Low Power Consumption

One of the standout features of the Caviar Green series is its low power consumption. These drives are designed to operate with minimal energy usage. This is achieved through a combination of factors, including the 5400 RPM rotational speed, which consumes less power compared to faster-spinning drives, and intelligent power management features that allow the drive to enter low-power states when not in use.

The low power consumption of Caviar Green drives is especially appealing to users who are conscious of energy efficiency and want to reduce their carbon footprint. It's a suitable choice for systems that run 24/7, such as home servers or network-attached storage (NAS) devices, where power efficiency can translate to long-term savings.

Advanced Format Technology

The Caviar Green series also incorporates advanced format technology, which optimizes data storage on the drive's platters. This technology aligns data more efficiently, reducing the overhead associated with legacy storage formats. The result is improved data integrity and enhanced drive performance.

Advanced format technology is an important consideration, especially as hard drives continue to evolve. It ensures that the drive can maintain reliable performance and data integrity over its lifespan.

Reduced Environmental Impact

Western Digital has made efforts to reduce the environmental impact of its Caviar Green drives. These drives comply with RoHS (Restriction of Hazardous Substances) standards, which restrict the use of certain hazardous materials in electronic products. By adhering to these standards, WD promotes the responsible disposal and recycling of its products, contributing to a greener and more sustainable computing ecosystem.

Furthermore, the energy-efficient and low-heat operation of Caviar Green drives aligns with environmental conservation efforts by reducing power consumption and the need for active cooling, ultimately helping to lower carbon emissions associated with computing.

Performance and Use Cases

The Western Digital WD20EZRX is primarily designed for storage-focused applications, and its performance is optimized for this purpose. Let's explore the use cases where this drive shines and where it might not be the ideal choice.

Data Storage and Backup

The 2TB storage capacity of the WD20EZRX is ideal for data storage and backup. It offers ample space to store a wide range of data, from personal documents and photos to video collections and game libraries. If you need to back up your computer's data, this drive provides sufficient capacity to create comprehensive backups, ensuring that your files are safe and secure.

Creative Workloads

For creative professionals working with large media files in video editing, graphic design, or 3D modeling, a faster storage solution, such as a high-speed SSD or a 7200 RPM HDD, may be more suitable. While the WD20EZRX can store your completed projects, it may not provide the speed required for seamless editing and rendering.


The Western Digital WD20EZRX SATA 6GBPS 2TB 5.4K RPM 64MB Buffer HDD offers several features that make it a suitable choice for various applications. Some of its key features are:

  • Advanced Format Technology: The hard drive uses Advanced Format technology, which increases the physical sector size from 512 bytes to 4 kilobytes. This results in improved data transfer rates, better error correction, and increased storage capacity.
  • IntelliPower Technology: The hard drive uses IntelliPower technology, which optimizes the rotational speed of the disk based on the workload. This results in improved power efficiency, reduced noise, and longer lifespan.
  • NoTouch Ramp Load Technology: The hard drive features NoTouch Ramp Load technology, which ensures that the recording head never touches the disk surface. This results in reduced wear and tear, improved data integrity, and longer lifespan.
  • StableTrac Technology: The hard drive features StableTrac technology, which secures the motor shaft at both ends to reduce vibration and improve accuracy during read and write operations.

The Western Digital WD20EZRX SATA 6GBPS 2TB 5.4K RPM 64MB Buffer HDD offers several benefits that make it a popular choice among users. Some of its key benefits are:

  • High Storage Capacity: The hard drive offers a storage capacity of 2 terabytes, which is suitable for storing large amounts of data, including music, videos, photos, and documents.
  • Fast Data Transfer Rates: The hard drive supports data transfer rates of up to 6 Gbps, which allows for fast data transfer and improves overall system performance.
  • Advanced Features: The hard drive offers several advanced features, such as Advanced Format, IntelliPower, NoTouch Ramp Load, and StableTrac, which improve its performance, reliability, and lifespan.
  • Affordable Price: The hard drive is available at an affordable price, making it a budget-friendly option for users who require high-capacity storage.

General Information about the Western Digital WD20EZRX

  • Manufacturer: Western Digital
  • Model Number or SKU# WD20EZRX
  • Product Type: Hard Disk Drive
  • Interface: SATA 6GBPS

Technical Information for 2TB Hard Drive

  • Storage Capacity: 2TB Storage Drive
  • Form Factor: 3.5 Inch
  • Rotational Speed: 5400 RPM
  • Buffer: 64 MB
  • Average Seek Time: 8.9 MS

In summary, the Western Digital WD20EZRX is a reliable and cost-effective storage solution that caters to a broad range of storage needs. Its ample 2TB capacity, power efficiency, and quiet operation make it an excellent choice for home media servers, data backup, archiving, and general data storage.

While it may not be the fastest hard drive on the market, it prioritizes data preservation and reliability, making it a solid option for users who value their data above all else.

When considering the WD20EZRX, assess your specific storage requirements and how well this drive aligns with them. If it fits your needs, you can enjoy the benefits of a high-capacity, eco-friendly, and quiet storage solution from Western Digital.

As technology continues to evolve, Western Digital remains a key player in the storage industry, consistently delivering innovative solutions to meet the ever-growing demands of data storage and preservation. The WD20EZRX is a testament to its commitment to providing dependable and efficient storage devices for a wide range of users.

Western Digital
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.


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30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

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In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

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