Overview
High-Capacity Hard Drives
Powerful Storage Platforms
HDD Innovation

Unlock Your Full Potential with Western Digital

Count on us to help you transform data, achieving breakthroughs to create a better, safer, and more connected world.

Addressing Today’s Needs, Inspiring Tomorrow’s Big Ideas

Data growth continues to accelerate with more data generated in the last three years than in the past 3,000. And yet, only 2% of all data is saved, fueling the need for mass storage solutions that can transform data into insights to improve how we live, work, and connect.

Enter Western Digital, whose HDD technologies have been at the innovation forefront for 50-plus years. Whether it’s driving cutting-edge healthcare, leveraging AI to solve global problems, or capturing user likes and dislikes to generate music recommendations, Western Digital HDD innovations help unlock data’s potential—creating new opportunities, spurring new discoveries, and delivering better experiences.

Learn how our innovations drive digital transformation 

50+

Years pioneering data storage innovations

32TB

HDD—the highest achieved, leveraging Western Digital’s most advanced technologies

~3000

Active HDD patents secured by Western Digital’s innovative technologists

125M+

HelioSeal drives have been deployed since its introduction in 2013

Customer-Focused, Empowering Innovations

Western Digital HDD innovations help turn data into actionable insights and life-changing outcomes.

Eleven Disk

Whether you’re trying to reduce your data center’s carbon footprint or storing intellectual property in the race to cure cancer, rely on the Eleven Disk HDD to achieve your goals by optimizing storage density and power efficiency.

UltraSMR

UltraSMR enables large-scale deployments, so that massive data centers can power global social media platforms, access vast amounts of legacy financial data, or process extensive and complex genomic data.

ePMR

ePMR builds on conventional technology so that companies can keep pace with rapidly expanding volumes of data at minimal risk. Confidently store and protect medical records, deliver personalized shopping experiences, or monitor crop yields with ePMR.

ArmorCache

When it comes to handling heavy data workloads (think cloud storage services, big data, and AI systems), ArmorCache can help boost productivity by protecting data from power loss and improving performance.

OptiNAND

To close the gap between data growth and storage capacity and performance, Western Digital pushed the innovation envelope to create OptiNAND, which integrates iNAND in HDDs for a revolutionary, flash-enhanced technology.

HelioSeal

HelioSeal is foundational technology that keeps capacity moving forward— turning possibilities into reality, such as storing and delivering customized movie recommendations to millions and capturing and using data to make cities more energy efficient.

Triple-Stage Actuator

From powering AI to battle climate change to processing ML data to build smart cars, Triple Stage Actuator is a mechanical innovation that integrates with other technologies to enable organizations to ramp up storage capacity and performance.

View Tech Brief

Meet Our Innovators

Go inside the Western Digital nanoscale lab to see how our scientists, physicists, and engineers are pushing the boundaries of storage technology.

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Data storage products are becoming even more important in the zettabyte era. We are empowering our customers to realize their audacious visions.

Carl Che, CTO of Western Digital HDD

Related Resources

BLOG

A Balancing Act: HDDs and SSDs in Modern Data Centers

SSDs shine where fast access is required. But when it comes time to scale up, data   centers lean on HDDs, especially for data-intensive AI.

Read Blog Post

BLOG

Orchestrating the World’s Highest-Capacity HDDs

Learn how Western Digital technologists are getting ahead of the rapid growth in data by   integrating multiple innovations to make capacity gains a reality.

Read Blog Post

Video

Is Building HDDs Rocket Science?

The short answer is yes. From aerodynamic to mechanical engineers, Western Digital invests in specialists to design the airflow inside a complex hard drive.

BLOG

Explained: HDD Areal Density

Ever wonder how HDDs can store vast amounts of data in small spaces? By increasing areal density via ePMR, UltraSMR, OptiNAND, and more.

Read Blog Post

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