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Silver 3.5 inch bare hard drive with circuit board visible

HGST

HGST Ultrastar He8 0F23669 6TB 7200 RPM 128MB SATA 6.0Gb/s 3.5" internal hard drive

SKU CH-57Q5-X4YSM MPN 0F23669

Enterprise 6TB helium-sealed drive with 7200 RPM, 128MB cache and SATA 6.0Gb/s for 24x7 workloads

  • Total capacity6 TB
  • Interface typeSATA 6.0Gb/s
  • Form factor3.5 in (8.89 cm)
  • Packaging typeBare Drive
  • Rotational speed7,200 RPM
  • Cache memory128 MB
  • 6TB capacity fits massive data sets in a standard 3.5-inch bay
  • HelioSeal helium design cuts turbulence for cooler, quieter operation
  • 5M hour MTBF rating supports 24x7 enterprise workloads
  • 7200 RPM and 128MB cache deliver responsive throughput
  • SATA 6.0Gb/s interface integrates with desktops, NAS and servers

Enterprise Capacity Drive

The HGST Ultrastar He8 0F23669 is a 6TB 3.5-inch internal hard drive built for continuous operation in servers and NAS systems. It spins at 7200 RPM with a 128MB cache and connects through a SATA 6.0Gb/s interface. HelioSeal technology replaces air with helium to reduce turbulence and enable a seven-disk design inside the standard form factor.

Workload Fit

This drive suits environments that prioritise capacity density and power efficiency over access latency, such as cloud storage tiers, hyperscale archives and large-scale RAID arrays. The 2.5M hour MTBF and 0.35% AFR ratings reflect design targets for 24x7 duty cycles. Buyers who need sub-millisecond response times or the throughput of a solid-state interface should look at alternative storage classes.

Deciding Specification

The SATA 6.0Gb/s interface determines whether this unit can drop into the target backplane or controller without an adapter. It also caps the maximum sustained transfer rate to the bus limit, so the drive will not saturate faster interconnects. Verify that the host system expects a 512e advanced-format SATA device before purchasing.

How it compares

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

Price $437.99
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 $73.00 per TB
Pricier than about 55% of the 2,365 comparable items (median $62.21 per TB).

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Specifications

Product
Brand nameHGST
Product lineUltrastar He8
Model nameHUH728060ALE604 (0F23669)
Total capacity6 TB
Recommended useIdeal for Servers
Performance
Rotational speed7,200 RPM
Average seek time8.5 ms
Mean write time9 ms
Mean latency4.16 ms
Storage
Cache memory128 MB
Ports & slots
Interface typeSATA 6.0Gb/s
Size & build
Form factor3.5 in (8.89 cm)
Max height26.1 mm
Maximum width101.6(+/-0.25)mm
Maximum length147 mm
Shipping weight0.45 kg
Package size229 × 152 × 76 mm

Questions about this item

How much power does the 6TB Ultrastar He8 draw when it runs 24/7?

HelioSeal helium filling cuts idle and active power to industry-best Watts per TB, so the drive stays cooler and quieter during continuous operation.

What host connector and physical bay does this bare drive need?

It requires a standard 3.5-inch drive bay and a SATA 6.0Gb/s port with matching data and power cables.

Will the 512e advanced format work with my older SATA controller?

The 512e emulation presents 512-byte logical sectors, so it is compatible with legacy controllers and operating systems that expect traditional sector size.

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