Compare Internal HDDs

Magnetic disk-based storage for inside your computer or data center, delivering a cost-effective, reliable way to manage large data sets and content libraries.

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Internal Hard Drives

Magnetic disk-based storage for inside your computer or data center, delivering a cost-effective, reliable way to manage large data sets and content libraries.

Shop All Internal HDDs

Why Use an Internal HDD?

Internal HDD capacities up to 28TB^1,2,*

Endurance up to 550TB/year^3,*

Reliability up to 2.5M hours MTBF^4,*

Options for NAS, data center, surveillance, and more

*Applies to select models only.

Internal HDDs for Gaming

Dominate your next gaming session with WD_BLACK internal HDDs that can boost capacity and give your rig a serious upgrade.

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More space, more games

WD_BLACK internal hard drives have enough space to save huge gaming libraries, with capacities up to 10TB.^1,5

Elite performance

Take your gaming storage to the next level with internal HDDs that deliver up to 256Mib of DRAM cache.⁵

Reliability for the win

StableTrac™ Technology can stabilize select drives’ motor shafts and platters to boost performance and durability. 

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Internal HDDs for Everyday Use

Get the most out of your daily content — from documents and family photos to your favorite movies and more — with a WD Blue internal hard drive. 

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Your PC, upgraded

Revamp older computers with a WD Blue internal HDD to boost capacity and everyday performance.

Efficient power

Streamline your computer setup with WD Blue internal HDDs to help keep power consumption to a minimum. 

Competitive compatibility

Compatible across hundreds of systems, making it easy to upgrade your PC and get routine tasks back on track. 

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Internal HDDs for NAS

Turn your NAS (Network Attached Storage) system into an easily accessible, digital media powerhouse with the WD Red family of internal HDDs, offering up to 22TB¹ of space.

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Maximum power

Help your NAS system smoothly stream, share, and store your favorite content — wherever you have internet.

24/7 NAS solutions

Optimized for 24/7 workloads with solutions for families, home offices, and small and mid-sized teams’ IT hubs.

Scalable storage

Build a NAS array tailor-made for your needs with easily customizable, widely compatible drives up to 22TB^1,6 each.