
Best selling Hard drives from WD
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1. WD Red Pro
WD Red Pro hard drives are designed for high-intensity workloads in commercial and enterprise NAS environments with continuous operation and multiple users. WD Red Pro drives deliver the performance, scalability, and reliability that businesses need to store, share, and collaborate on large amounts of data in RAID-optimized, multi-bay NAS systems.
Pro
- Very quiet
- runs relatively smoothly
- Fast & reliable
Contra
- Very expensive
- Volume is relative if you have 7 or more discs running in parallel.
- Loud creaking (noises)

2. WD Red Plus
High-performance hard drives designed for performance, reliability, and energy efficiency in small to medium NAS environments.
WD Red Plus hard drives are ideal for power user workloads and NAS environments in small to medium businesses. They provide the necessary speed and capacity to efficiently store, protect, and share growing amounts of data in mid-sized RAID-optimized NAS systems.
Optimized for NAS with NASware
The exclusive Western Digital NASware technology optimizes the hard drive parameters for NAS system workloads to enhance performance and reliability.
Designed for continuous operation
Your NAS system runs around the clock. Therefore, highly reliable storage is essential. WD Red Plus hard drives are designed for continuous operation, giving users the confidence that they can reliably access their data.
Tested for reliable compatibility
Western Digital collaborates with many different NAS system manufacturers to conduct extensive testing and ensure compatibility with most NAS enclosures.
Optimized for lower total cost of ownership
WD Red Plus hard drives consume less power than previous models and run cooler, reducing operating costs and minimizing heat in hard-to-cool NAS enclosures.
Lower power consumption, strong performance
Despite consuming less power, the hard drives have a tremendous bandwidth to meet the mixed performance demands of multi-drive NAS systems.
Balanced for increased reliability
Hard drives without proper mass balancing can cause excessive vibrations and noise in multi-drive systems, which can reduce the lifespan of the drives and lead to performance degradation over time.
Pro
- Super quiet
- Very reliable
- Compatible with NAS Synology DS423+
Contra
- the write head is just infinitely loud
- One defect after another
- No screws included

3. WD Purple
The WD Purple 4TB SATA HDD is an internal hard drive specifically designed for surveillance applications. With a storage capacity of 4 terabytes, it provides ample space for storing video data and other important information. The hard drive utilizes the SATA interface, which allows for fast data transfer, and is equipped with a 128 MB cache that enhances performance during data processing. This HDD is optimized for continuous operation and is ideal for use in surveillance systems where reliability and continuous access to data are crucial. The WD Purple series is known for its durability and efficiency, making it a preferred choice for security applications.
- Optimized for surveillance applications
- 4TB storage capacity for extensive data storage
- SATA interface for fast data transfer
- 128 MB cache to improve data processing.

4. WD Purple Pro
WD Purple Pro hard drives are designed for innovative, AI-enabled recorders, video analytics servers and deep learning solutions that require additional capacity, performance and resilience. Designed with advanced functions needed for high-end intelligent video solutions
High performance, reliability and resilience for innovative AI-enabled recorders, video analytics appliances, deep learning servers and cloud-based storage, including RAID and JBOD configurations.
Designed for a new generation of high-end AI-enabled recorders, video analytics appliances, deep learning servers and cloud solutions, WD Purple Pro hard drives offer high-performance, high-capacity storage solutions with increased resilience. WD Purple Pro hard drives are equipped with AllFrame AI technology, which articles to reduce frame loss and optimise video playback. It enables the recording of multiple streams per camera and supports up to 32 AI streams per drive for deep learning analysis within the system. WD Purple Pro drives are characterised by enterprise-class performance, data integrity and reliability - especially in larger systems and enclosures with operational vibration.

5. WD Gold
The WD Gold hard drive, model WD8005FRYZ, from Western Digital sets new standards for enterprise storage with its capacity and reliability. It is designed for demanding data center environments and offers a substantial storage capacity of 8 TB, making it perfect for large data storage requirements. This internal hard drive is reliable and features a vibration sensor that ensures it can withstand the rigors of continuous operation. With HelioSeal technology, it achieves higher efficiency and reliability, making it suitable for 24/7 use. The drive's 256 MB cache size and data transfer rate of 600 MB/s ensure fast and seamless data access, enhancing overall system performance. The advanced 512e format and ArmorCache technology further increase efficiency, making it the ideal choice for businesses seeking a combination of high capacity and robust performance.
Pro
- High reliability
- No failures

6. WD Blue
Expand your PC with WD Blue drives, available in a wide range of storage capacities specifically for desktop and all-in-one PCs.

7. WD DC HA340
The WD Ultrastar DC HA340 is designed for robust data center environments and offers a capacity of 12 TB to meet extensive storage requirements. With a spindle speed of 7200 RPM and a data transfer rate of 600 MB/s, this internal hard drive ensures fast data access and reliability. Features such as Rotational Vibration Safeguard and shock sensors ensure consistent performance and durability, making it suitable for continuous 24/7 operation.
Particular emphasis was placed on fault tolerance during the development of this hard drive. It has a MTBF of 2,000,000 hours and a capacity of 600,000 load/unload cycles. It operates efficiently in a temperature range of 5°C to 60°C and is designed to meet the stringent demands of data centers while minimizing noise emissions to 34 dBA. The WD Ultrastar DC HA340 offers an internal data rate of 267 MBps, combined with Dynamic Fly Height Technology, which enhances reliability and performance under various operating conditions.

8. WD Ultrastar DC HC590 SE
The WD Ultrastar DC HC590 is a powerful internal hard drive specifically designed for use in data centers. With an impressive storage capacity of 26 terabytes, it provides ample space for extensive data and demanding applications. The hard drive utilizes the SATA III interface with a data transfer rate of up to 6 Gb/s, enabling efficient data processing. With a spindle speed of 7200 RPM, the DC HC590 ensures fast access times and high performance required for business-critical applications. The hard drive is equipped with a 512 MB cache that further optimizes data processing. Additionally, the Ultrastar DC HC590 features advanced technologies such as HelioSeal and ArmorCache, which enhance the reliability and longevity of the drive. This hard drive is ideal for companies that need a robust and high-performance storage solution.
- Designed for use in data centers with 24/7 availability
- Supports hardware encryption for enhanced data security
- Utilizes Energy-Assisted Magnetic Recording (EAMR) for improved storage density
- Integrated Rotational Vibration Safeguard (RVS) technology for stability
- Compatible with Advanced Format 512e and 4Kn for flexible data management.

9. WD Ultrastar DC HC570
Data growth with a smaller footprint
The explosive data growth driven by AI/ML, 5G networks, IoT, connected vehicles, and more is also leading to the expansion of data centers. Innovations in hard drives enable the capture, storage, analysis, and protection of many of these data. Higher-capacity hard drives offer greater data density, allowing for expanded and more efficient data centers.
22 TB for data center expansion
The Ultrastar DC HC570 22TB hard drive for data centers with OptiNAND technology represents the next breakthrough in data density. This 22TB hard drive enables an incredible 22.44 PB of raw storage in a typical rack. This higher volume density allows data centers to maximize their storage space, especially in environments with limited space and power consumption.
The Ultrastar DC HC570 combines several industry-leading technologies in a CMR drive with 10 platters, providing the performance, quality, and reliability that customers need in data centers.
Low power consumption for lower operating costs
Ultrastar hard drives are designed for optimal performance across a wide range of workloads. The DC HC570 features low power consumption during sequential read/write workloads and various random read/write workloads.
Benefits of OptiNAND technology
The Ultrastar DC HC570 is the 2nd generation platform with OptiNAND technology.

10. WD Ultrastar DC HC555
The WD Ultrastar DC HC555 offers an impressive storage capacity of 20 TB, making it an ideal choice for data centers and enterprise applications. With a spindle speed of 7200 RPM and an average latency of 4.16 ms, this hard drive ensures efficient data access and quick response times to handle demanding workloads. It is designed for continuous operation around the clock and features Dynamic Fly Height technology and RV sensors (Rotational Vibration) to enhance performance and reliability in various operating environments. The WD Ultrastar DC HC555 is built for use in challenging conditions, operating within a temperature range of 5°C to 60°C and can be used at storage temperatures of up to -40°C. Its energy-efficient design contributes to lower power consumption, using only 5.3 watts in idle mode. This drive has a mean time between failures (MTBF) of 2,500,000 hours and a robust, non-recoverable error rate of 1 in 10^15, making it suitable for critical data applications.
