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Silver 3.5 inch bare SATA hard drive with green label

Western Digital

Western Digital WD15EADS 1.5TB 32MB SATA 3.5" internal hard drive

SKU CH-4BEA-E1Q3R MPN WD15EADS

1.5 TB SATA desktop drive with 32 MB cache and up to 40 percent lower power consumption

  • Total capacity1.5 TB
  • Interface typeSATA 3.0Gb/s
  • Form factor3.5 in (8.89 cm)
  • Packaging typeBare Drive
  • Cache memory32 MB
  • Key featuresReduced power consumption - WD has reduced power consumption
  • Lower power draw with up to 40 percent less consumption than standard desktop drives
  • Quiet operation from GreenPower technology for ultra-quiet PC builds
  • 32 MB cache boosts burst performance for everyday workloads
  • 5 TB capacity stores large media libraries and backups
  • SATA 3.0 Gb/s interface with NCQ for efficient data transfer

Desktop storage for cold data

The Western Digital WD15EADS is a 1.5TB 3.5" internal hard drive built on the WD Green platform. It connects through a SATA 3.0Gb/s interface and carries 32MB of cache. The drive suits desktop builders who need economical bulk capacity for archives, backups or media libraries rather than primary application performance.

Thermals noise and power in daily use

GreenPower technology combines IntelliSeek, IntelliPark and IntelliPower to lower operating temperatures and cut power draw by up to 40 percent versus standard desktop drives. The spindle runs at 7200Rpm while the firmware parks heads aggressively during idle periods, keeping acoustics low for quiet workstations or living-room PCs.

Bare drive packaging and software impact

The unit ships as a bare drive without cables, mounting brackets or cloning utilities. Installers must supply their own SATA data and power leads plus any required 3.5" drive screws. No bundled software alters the drive behaviour; all power-management features operate at firmware level regardless of the host operating system.

How it compares

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

Price $77.99
Cheaper than about 60% of the 4,938 comparable items (median $107.99).
Total capacity 1.5 TB
Lower than about 55% of the 2,372 comparable items (median 2 TB).
Price per TB $51.99 per TB
Cheaper than about 59% of the 2,365 comparable items (median $62.21 per TB).

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Specifications

Product
Brand nameWestern Digital
Product lineWD Green
Model nameWD15EADS
Total capacity1.5 TB
Storage
Cache memory32 MB
Ports & slots
Interface typeSATA 3.0Gb/s
Size & build
Form factor3.5 in (8.89 cm)
Shipping weight0.75 kg
Package size191 × 121 × 25 mm

Questions about this item

How do I install the WD15EADS 3.5" drive and which step is often missed?

Mount the drive in a 3.5" bay, connect the SATA data cable to a SATA 3.0Gb/s port and attach a SATA power connector. The step often missed is enabling the SATA port in the system BIOS so the 1.5TB volume appears.

What maintenance or replacement will the WD15EADS need later?

No scheduled maintenance is required. Keep the drive cool and dust-free; the 7200Rpm motor and 32MB cache are sealed. Replace the unit if SMART reports reallocated sectors or if the two-year limited period expires and you want continued coverage.

What limit appears first on the WD15EADS during sustained use?

The SATA 3.0Gb/s interface caps sustained throughput at 3.0 Gb/s, so long sequential transfers hit that ceiling before the 7200Rpm platters or 32MB cache become the bottleneck.

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