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Silver 3.5-inch bare hard drive with exposed circuit board and SATA connectors

Seagate

Seagate BarraCuda ST4000DM004 4TB 5400 RPM 256MB SATA 6.0Gb/s 3.5" internal hard drive

SKU CH-BTEQ-X716Z MPN ST4000DM004

A 4TB 3.5-inch SATA desktop hard drive with 5400 RPM and 256MB cache for daily computing storage

  • Total capacity4 TB
  • Interface typeSATA 6.0Gb/s
  • Form factor3.5 in (8.89 cm)
  • Rotational speed5,400 RPM
  • Cache memory256 MB
  • Max height20.17 mm

Model 4TB 5400RPM

  • 4 TB capacity stores large media libraries
  • 256 MB cache speeds up frequent data access
  • SATA 6.0 Gb/s interface enables fast burst transfers
  • 5400 RPM spindle balances performance and power draw
  • 5 inch form factor fits standard desktop bays

4 TB desktop storage

The Seagate BarraCuda ST4000DM004 is a 3.5 inch internal hard drive built for daily computing workloads. It connects over a SATA 6.0Gb/s interface and spins at 5400 RPM with a 256MB cache. The 4TB capacity suits home servers, all-in-one PCs and desktop upgrades.

Thermals and power

Advanced power modes conserve energy without compromising performance during normal use. The drive operates within standard 3.5 inch thermal envelopes for desktop chassis. Acoustic output remains typical for a 5400 RPM spindle in idle and seek operations.

Upgrade path and limits

This drive replaces smaller mechanical disks when bulk capacity is the priority. The jump is worth it for media libraries, backups and archival storage that exceed current volumes. Buyers who need SSD latency or sustained throughput for heavy workloads should look elsewhere.

How it compares

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

Price $121.99
Typical for this category: the median of 4,938 items is $107.99.
Total capacity 4 TB
Higher than about 70% of the 2,372 comparable items (median 2 TB).
Price per TB $30.50 per TB
Cheaper than about 82% of the 2,365 comparable items (median $62.21 per TB).

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Specifications

Product
Brand nameSeagate
Product lineBarraCuda
Model nameST4000DM004
Total capacity4 TB
Recommended useFor Daily Computing
Performance
Rotational speed5,400 RPM
Storage
Cache memory256 MB
Ports & slots
Interface typeSATA 6.0Gb/s
Size & build
Form factor3.5 in (8.89 cm)
Max height20.17 mm
Maximum width101.6 mm
Maximum length146.99 mm
Shipping weight0.43 kg
Package size146 × 102 × 19 mm

Other versions of this model

5 more in the same range

Questions about this item

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

Mount the drive using the 101.60mm width and 146.99mm length screw holes, connect SATA data and power cables, then initialise and format the 4TB volume in the operating system — the formatting step is frequently overlooked.

What maintenance or replacement will the 5400 RPM drive need later?

No scheduled maintenance is required; the drive runs until wear or failure, at which point the entire unit is replaced and data is restored from backup.

What limit appears first during sustained use of the 256MB cache drive?

The 5400 RPM rotational speed caps sustained transfer rates, so long sequential workloads hit the mechanical throughput ceiling before the cache or SATA 6.0Gb/s interface saturates.

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