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Silver rectangular 3.5-inch internal hard drive with black label

Western Digital

Western Digital WD6004FZBX 6TB 7200 RPM 256MB SATA 3.5" internal hard drive

SKU CH-VZAK-X9B27 MPN WD6004FZBX

A 6 TB, 7200 RPM desktop hard drive with 256 MB cache and SATA 6.0 Gb/s interface for gaming and creative workloads

  • Total capacity6 TB
  • Interface typeSATA 6.0Gb/s
  • Form factor3.5 in (8.89 cm)
  • Rotational speed7,200 RPM
  • Cache memory256 MB
  • Max height26.1 mm

Model 6TB 256MB Cache

  • 6 TB capacity stores large game libraries
  • 7200 RPM spindle speed reduces load times
  • 256 MB DRAM cache accelerates data access
  • StableTrac and Dynamic Cache Technology improve reliability
  • 5-year limited warranty backs long-term use

WD Black 6TB gaming hard drive

The WD6004FZBX is a 6TB 3.5" desktop drive spinning at 7200 RPM with 256MB cache. It connects via SATA 6.0Gb/s and targets gamers, system builders and creative professionals who need high-capacity performance storage. The series scales to 10TB for larger libraries.

Thermals noise and power

The 7200 RPM spindle and StableTrac technology secure the motor shaft to reduce vibration during sustained workloads. Dynamic Cache Technology optimises read and write algorithms for faster access. Normal operation stays within typical desktop thermal and acoustic limits for a performance hard drive.

Build and daily use

The drive measures 147.00mm long, 101.60mm wide and 26.10mm high, fitting standard 3.5" bays. A single SATA data and power cable provides the only connections required. The 5-year limited warranty reflects the manufacturer's confidence in long-term reliability for heavy daily use.

How it compares

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

Price $259.99
Pricier than about 78% of the 4,938 comparable items (median $107.99).
Total capacity 6 TB
Higher than about 75% of the 2,372 comparable items (median 2 TB).
Price per TB $43.33 per TB
Cheaper than about 67% of the 2,365 comparable items (median $62.21 per TB).

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Specifications

Product
Brand nameWD
Product lineBlack
Model nameWD6004FZBX
Total capacity6 TB
Recommended useGaming Hard Drives
Performance
Rotational speed7,200 RPM
Storage
Cache memory256 MB
Ports & slots
Interface typeSATA 6.0Gb/s
Size & build
Form factor3.5 in (8.89 cm)
Max height26.1 mm
Maximum width101.6 mm
Maximum length147 mm
Shipping weight0.45 kg
Package size147 × 102 × 26 mm

Other versions of this model

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Questions about this item

How do I install the WD6004FZBX 6TB drive in my desktop, and what step is often missed?

Mount the 3.5-inch drive in a standard bay using four screws, connect the SATA 6.0Gb/s data cable and a SATA power connector, then initialise the 6TB volume in Disk Management — the step many skip.

What maintenance or replacement will the WD6004FZBX need over its life?

No scheduled maintenance is required; keep the drive cool and backed up. If the 7200 RPM mechanism or 256MB cache controller fails, replace the entire unit under the 5-year limited warranty.

What limit appears first on the WD6004FZBX during sustained heavy writes?

The SATA 6.0Gb/s interface caps sequential throughput, so sustained write speeds will plateau at the interface ceiling before the 7200 RPM platters or 256MB cache become the bottleneck.

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