Western Digital

Western Digital WD5001AALS 500GB Caviar Black HDD

4.2 (151 reviews)

Reliable Performance: Western Digital 500 GB Caviar Black Hard Drive The Western Digital Caviar Black WD5001AALS hard drive is engineered for high performance and reliability. With a 7200 RPM spin speed, 32 MB cache, and SATA 3 Gb/s interface, this drive delivers fast and efficient data access. ...

$129.95*
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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 Performance: Western Digital 500 GB Caviar Black Hard Drive

The Western Digital Caviar Black WD5001AALS hard drive is engineered for high performance and reliability. With a 7200 RPM spin speed, 32 MB cache, and SATA 3 Gb/s interface, this drive delivers fast and efficient data access. Backed by a 5-year limited warranty, it's an excellent choice for power computing applications and demanding desktop environments.

Specifications:

  • Brand: Western Digital
  • Model: WD5001AALS
  • Capacity: 500 GB
  • Interface: SATA 3 Gb/s
  • RPM: 7200 RPM
  • Cache: 32 MB
  • Form Factor: 3.5 inch
  • Technology: NoTouch ramp load, StableTrac

Key Features

Ships in Certified Frustration-Free Packaging

WD Caviar Black high performance 3.5-inch SATA hard drives co MBine 7200 RPM spin speed, 32 MB or 64 MB cache, and SATA 3 GB/s

High performance electronics architecture features dual processors and bigger, faster caches for maximum read and write speeds.

StableTrac -- The motor shaft is secured at both ends to reduce system-induced vibration and stabilize platters for accurate tracking

500 GB capacity holds up to 100,000 digital photos, 125,000 MP3 files, and 60 hours of HD video; 5 year limited warranty

WD Caviar Black high performance 3.5-inch SATA hard drives co MBine 7200 RPM spin speed, 32 MB or 64 MB cache

High performance electronics architecture features dual processors and bigger, faster caches for maximum read and write speeds.

StableTrac -- The motor shaft is secured at both ends to reduce system-induced vibration

WD Caviar Black high performance 3.5-inch SATA hard drives co MBine 7200 RPM spin speed, 32 MB or 64 MB cache, and SATA 3 GB/s

StableTrac -- The motor shaft is secured at both ends to reduce system-induced vibration and stabilize platters for accurate tracking

Specifications

Digital Storage Capacity
500 GB
Form Factor
3.5 inches
Rotational Speed
7200 RPM
Cache Size
32 MB or 64 MB
Interface
SATA 3 GB/s
Warranty
5 Year Limited Warranty
Special Feature
StableTrac Technology

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Pros & Cons

👍 Pros

  • Offers a 500GB storage capacity, suitable for general use, operating systems, and a moderate amount of data.
  • Features a high 7200 RPM spin speed, providing faster data access and transfer compared to slower hard drives.
  • Equipped with a 32 MB or 64 MB cache (specific for model), which enhances performance by buffering frequently accessed data.
  • Utilizes a SATA 3 GB/s interface, ensuring compatibility with most modern desktop systems and good data throughput.
  • Incorporates StableTrac technology, securing the motor shaft at both ends to reduce vibration and stabilize platters for accurate tracking.
  • Includes a 5-year limited warranty, offering extended peace of mind regarding the product's durability and manufacturer support.

👎 Cons

  • As a traditional HDD, its read/write speeds, especially random access, are inherently slower than solid-state drives (SSDs).
  • The specific cache size (32MB or 64MB) is presented as a range, which might lead to inconsistency for buyers expecting a definite value.
  • Being a mechanical drive, it can generate more heat and noise compared to silent SSD alternatives.
  • The SATA 3 GB/s interface is an older standard, with newer drives offering SATA 6 GB/s, potentially limiting peak theoretical transfer rates.
  • Although it has StableTrac, mechanical drives are still more susceptible to damage from drops or impacts than SSDs.

Frequently Asked Questions

The Western Digital WD5001AALS hard drive offers a 500GB digital storage capacity, suitable for various computing needs.
This hard drive features a 7200 RPM spin speed, which contributes to faster data access and transfer rates.
It uses a SATA 3 GB/s interface, ensuring compatibility with a wide range of desktop systems.
Yes, it incorporates StableTrac technology, which secures the motor shaft at both ends to reduce system-induced vibration and stabilize platters.
The WD Caviar Black hard drive comes with either a 32 MB or 64 MB cache, aiding in faster data retrieval.
This hard drive comes with a 5-year limited warranty, providing long-term coverage for your purchase.
With 500GB capacity, it can hold up to 100,000 digital photos, 125,000 MP3 files, and 60 hours of HD video, making it suitable for multimedia storage.