Western Digital
Western Digital WD6401AALS 640GB Caviar Black SATA Desktop HDD
★★★★★
Experience High-Performance Storage with the Western Digital Caviar Black The Western Digital Caviar Black is designed for high-performance desktop computing. With a 7200 RPM spin speed, 32 MB cache, and SATA 3 Gb/s interface, this hard drive delivers fast and reliable performance for demanding a...
$78.00*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
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Overview
Experience High-Performance Storage with the Western Digital Caviar Black
The Western Digital Caviar Black is designed for high-performance desktop computing. With a 7200 RPM spin speed, 32 MB cache, and SATA 3 Gb/s interface, this hard drive delivers fast and reliable performance for demanding applications.
Specifications:
- Capacity: 640 GB
- Interface: SATA 3 Gb/s
- RPM: 7200 RPM
- Cache: 32 MB
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
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
640 GB capacity holds up to 128,000 digital photos, 160,000 MP3 files, and up to 77 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
StableTrac -- The motor shaft is secured at both ends to reduce system-induced vibration and stabilize platters
Specifications
Brand
Western Digital
Model Name
WD6401AALS Caviar Black
Capacity
640 GB
Form Factor
3.5-inch
Interface
SATA
Spin Speed
7200 RPM
Cache
32 MB or 64 MB
Warranty
5 year limited
Packaging
Certified Frustration-Free
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View on Amazon →Pros & Cons
👍 Pros
- Features dual processors and larger, faster caches to optimize read and write speeds.
- Utilizes StableTrac technology to reduce system-induced vibration and stabilize platters for accurate tracking.
- Offers a substantial 640 GB capacity for storing a large volume of digital media files.
- Comes with a 5-year limited warranty, providing extended support and peace of mind.
- Ships in Certified Frustration-Free Packaging for easier opening and reduced waste.
👎 Cons
- Specific cache size is listed as either 32 MB or 64 MB, which may lead to uncertainty without further detail.
- The 3.5-inch form factor might not be suitable for smaller systems requiring 2.5-inch drives.
- While high performance, hard disk drives generally offer slower access times compared to solid state drives.
- The drive's performance is tied to a 7200 RPM spin speed, which is a standard but not cutting-edge rotational speed.
- Does not specify advanced data protection or encryption features beyond its core performance characteristics.
Frequently Asked Questions
What specific cache size does this Western Digital Caviar Black hard drive have?
This hard drive features either a 32 MB or 64 MB cache, designed to enhance overall data processing and transfer speeds for optimal performance.
How much data can the 640 GB capacity hold on this drive?
The 640 GB capacity can store a significant amount of data, including up to 128,000 digital photos, 160,000 MP3 files, or approximately 77 hours of HD video content.
What is StableTrac technology and how does it benefit the hard drive's operation?
StableTrac technology secures the motor shaft at both ends, which helps to reduce system-induced vibration and stabilize the internal platters for more accurate data tracking during read and write operations.
What kind of packaging can I expect when receiving this Western Digital HDD?
This Western Digital Caviar Black hard drive ships in Certified Frustration-Free Packaging, which is designed to be easier to open and more environmentally conscious.
Does this hard drive come with any warranty coverage?
Yes, this hard drive includes a 5-year limited warranty, providing a substantial period of coverage and support for the product.
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