Western Digital
Western Digital WD400BBRTL 40 GB 7200 RPM HDD
★★★★★
Reliable Storage for Your Desktop: Western Digital 40 GB Hard Drive The Western Digital WD400BBRTL is a dependable hard drive designed for desktop computers. With a 40 GB storage capacity and a 7,200 RPM spindle speed, this drive offers ample space and quick data access for your everyday computi...
$127.00*
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*Price sourced from Amazon.com. Last updated:Jul 15, 2026.Price and availability are subject to change.
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Overview
Reliable Storage for Your Desktop: Western Digital 40 GB Hard Drive
The Western Digital WD400BBRTL is a dependable hard drive designed for desktop computers. With a 40 GB storage capacity and a 7,200 RPM spindle speed, this drive offers ample space and quick data access for your everyday computing needs.
Specifications:- Storage Capacity: 40 GB
- Spindle Speed: 7,200 RPM
- Interface: Ultra ATA/100
- Data Transfer Rate: 100 MB/s
- Buffer: 2 MB
Key Features
Ultra ATA/100 interface
40 GB storage capacity
7,200 rpm spindle speed
100 MB/s data transfer rate
2 MB buffer
Specifications
Interface
Ultra ATA/100
Storage Capacity
40 GB
Spindle Speed
7,200 rpm
Data Transfer Rate
100 MB/s
Buffer
2 MB
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Check on Amazon →Pros & Cons
👍 Pros
- Offers a 7,200 rpm spindle speed, which can contribute to faster data access and transfer compared to slower drives
- Features an Ultra ATA/100 interface, providing a 100 MB/s data transfer rate for efficient operation
- Provides 40 GB of storage capacity, suitable for basic system installations or storing essential files
- Includes a 2 MB buffer, which helps in managing data flow and improving drive performance
- Developed by Western Digital, a brand recognized for its long history in storage solutions
👎 Cons
- The 40 GB storage capacity is very limited for modern usage, such as large operating systems, applications, or extensive media files
- Utilizes an Ultra ATA/100 interface, which is an older standard and much slower than current SATA or NVMe connections
- The 2 MB buffer is significantly smaller than what is found in contemporary hard drives, potentially impacting performance with intensive tasks
- A 7,200 rpm spindle speed, while good for its era, is still mechanical and slower than solid-state drive alternatives
- This HDD technology is dated, meaning it may not be compatible with newer motherboard designs without adapters
Frequently Asked Questions
What is the storage capacity of the Western Digital WD400BBRTL hard drive?
The Western Digital WD400BBRTL offers a storage capacity of 40 GB, suitable for basic storage needs or older system configurations.
What type of interface does this hard drive use?
This hard drive features an Ultra ATA/100 interface, which specifies the connection standard for data transfer.
What is the spindle speed of this hard drive?
The WD400BBRTL operates at a spindle speed of 7,200 revolutions per minute (rpm), contributing to its data access performance.
What is the data transfer rate for this drive?
It provides a data transfer rate of 100 MB/s, which indicates how quickly data can be read from or written to the drive.
How large is the buffer on this Western Digital HDD?
This hard drive is equipped with a 2 MB buffer, designed to help optimize the flow of data during operations.
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