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Silver 3.5-inch bare hard drive with exposed circuit board

HP

HP 753874-B21 6TB 7200 RPM SATA 6.0Gb/s 3.5" internal hard drive

SKU CH-NF6A-G01H2 MPN 753874-B21

A 6TB 3.5-inch SATA hard drive spinning at 7200 RPM for cost-efficient bulk storage in desktop or entry server systems

  • Total capacity6 TB
  • Interface typeSATA 6.0Gb/s
  • Form factor3.5 in (8.89 cm)
  • Packaging typeBare Drive
  • Rotational speed7,200 RPM
  • Mean latency6Gb/s
  • 6TB capacity stores large data sets
  • 7200 RPM spindle delivers responsive read and write speeds
  • SATA 6.0Gb/s interface provides high-throughput connectivity
  • 5 inch form factor fits standard desktop drive bays
  • Midline design balances reliability and cost for archival workloads

Capacity and interface

This HP 753874-B21 is a 6TB 3.5-inch internal hard drive that spins at 7200 RPM and connects through a SATA 6.0Gb/s interface. It is built for entry servers and external storage arrays that need economical reliability and performance for non-mission critical applications. The drive targets environments with low workloads of 40% or less where cost per gigabyte matters most.

Compatibility checks

Verify that your system has a free 3.5-inch drive bay measuring at least 146.1mm in length, 101.6mm in width and 26.1mm in height. Confirm the motherboard or controller provides a SATA 6.0Gb/s port and that the power supply includes a spare SATA power connector. Ensure the operating environment suits a midline drive rated for workloads of 40% or less.

Build quality and daily use

The bare drive ships without a tray, so mounting hardware must be supplied by the chassis or purchased separately. HP qualification testing covers SMART support and integration with HP Systems Insight Manager for monitoring. The midline design prioritises reliable operation in backup and archival roles rather than continuous heavy write cycles.

How it compares

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

Price $951.99
Pricier than about 90% 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 $158.67 per TB
Pricier than about 73% of the 2,365 comparable items (median $62.21 per TB).

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Specifications

Product
Brand nameHP
Model name753874-B21
Total capacity6 TB
Performance
Rotational speed7,200 RPM
Mean latency6Gb/s
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 length146.1 mm
Shipping weight1.36 kg
Package size371 × 258 × 66 mm

Questions about this item

Does the bare-drive 753874-B21 ship with a mounting tray or SATA cables, or must they be purchased separately?

The unit is supplied as a bare drive only; no tray, screws or cables are included.

When should I choose the 7200 RPM 6TB midline drive instead of a lower-speed or smaller-capacity model?

Select this drive when you need 6TB capacity with 7200 RPM performance for workloads at 40 % utilisation or below.

What does the 7200 RPM figure mean for actual throughput in a server or desktop?

At 7200 RPM the drive delivers sustained sequential speeds suited to backup, archival and entry-server workloads running at up to 40 % duty cycle.

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