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Bare 3.5" SATA hard drive with green label

Western Digital

Western Digital WD10EARX 1TB 64MB SATA 6.0Gb/s 3.5" internal hard drive

SKU CH-6W29-JNB1Y MPN WD10EARX

1 TB desktop SATA hard drive with IntelliPower speed, 64 MB cache and low power consumption

  • Total capacity1 TB
  • Interface typeSATA 6.0Gb/s
  • Form factor3.5 in (8.89 cm)
  • Packaging typeBare Drive
  • Rotational speedIntelliPower
  • Cache memory64 MB

Model 1TB IntelliPower

  • Low power draw for energy‑efficient builds
  • 1 TB capacity stores large media libraries
  • 64 MB cache speeds up frequent file access
  • IntelliSeek and NoTouch ramp load cut noise and wear
  • Erased to DoD 5220.22 M standard for clean reuse

Capacity and interface

The Western Digital WD10EARX is a 1TB 3.5-inch internal hard drive with a SATA 6.0Gb/s interface and 64MB cache. It is designed for desktop users who need large, low-power storage for media libraries, backups or secondary data volumes. The drive uses IntelliPower spindle control and Advanced Format sectors to balance capacity with energy efficiency. It is not suited for buyers who want the low latency of solid-state storage.

Thermals, noise and power

IntelliPower and IntelliSeek technologies adjust motor speed and seek patterns to keep power draw low during normal desktop workloads. NoTouch ramp load technology parks the heads off the platter surface, reducing wear and acoustic output when the drive is idle or spinning down. The combination targets cool, quiet operation inside a typical chassis without demanding active cooling directed at the drive bay. Buyers who need sustained high-throughput write performance should look elsewhere.

Build, connectors and daily use

The bare-drive package delivers a standard 3.5-inch SATA form factor with the usual data and power connectors for direct motherboard or controller attachment. Advanced Format (AF) alignment is handled by modern operating systems, so no special partitioning steps are required in most builds. The drive was erased to DoD 5220.22 M compliance and tested good, though up to 25 bad sectors may be present and cosmetic label variations can occur. Systems that lack a free 3.5-inch bay or SATA port cannot use this drive without adapters.

How it compares

Measured against everything we stock in 3.5-Inch Internal Desktop HDDs, at today’s prices. Recalculated every night.

Price $64.99
Cheaper than about 67% of the 4,938 comparable items (median $107.99).
Total capacity 1 TB
Lower than about 60% of the 2,372 comparable items (median 2 TB).
Price per TB $64.99 per TB
Typical for this category: the median of 2,365 items is $62.21 per TB.

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Specifications

Product
Brand nameWestern Digital
Product lineWD Green
Model nameWD10EARX
Total capacity1 TB
Recommended useFor Low Power Storage
Performance
Rotational speedIntelliPower
Storage
Cache memory64 MB
Ports & slots
Interface typeSATA 6.0Gb/s
Size & build
Form factor3.5 in (8.89 cm)
Shipping weight1.36 kg
Package size152 × 104 × 25 mm

Other versions of this model

1 more in the same range

Questions about this item

How do I install this 3.5" SATA drive and what step is often missed?

Mount the drive in a 3.5" bay, connect the SATA data cable to a 6.0Gb/s port and attach a SATA power connector; the step often missed is enabling AHCI in the BIOS before the OS install so the 64MB cache and IntelliSeek work correctly.

What maintenance or replacement will this drive need later?

The NoTouch ramp load technology reduces head wear, but after years of low-power storage use the bearing lubricant can degrade; plan to replace the drive once SMART reallocated-sector counts approach the 25-sector threshold noted in the test report.

What limit appears first under sustained write loads?

The IntelliPower spindle speed varies to save energy, so sustained throughput drops below the 6.0Gb/s interface ceiling once the 64MB cache fills and the drive throttles to its lower power state.

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