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Silver rectangular 3.5-inch hard drive with label and circuit board visible

Toshiba

Toshiba MG08ACA16TAProduct 16 TB 7200 RPM 3.5" SATA internal hard drive

SKU CH-9C4F-JQHTV MPN MG08ACA16TAProduct

A 16 TB, 7,200 rpm SATA desktop drive with a 9-disk helium-sealed CMR design for enterprise capacity

  • Total capacity16 TB
  • Interface typeSATA 12Gb/s
  • Form factor3.5 in (8.89 cm)
  • Flash memory typeSLC
  • Rotational speed7,200 RPM
  • 16 TB capacity stores massive datasets
  • 7200 RPM spindle delivers fast sequential throughput
  • 9-disk helium-sealed design fits standard 3.5-inch bays
  • CMR recording ensures broad application compatibility
  • SATA 12 Gb/s interface supports high-speed host connection

Enterprise 16 TB helium drive

The Toshiba MG08ACA16TA is a 16 TB enterprise capacity hard drive built on a 9-disk helium-sealed platform. It targets operators of cloud-scale storage, business-critical servers and file or object storage solutions who need high areal density in a standard 3.5-inch bay. The drive uses conventional magnetic recording for broad application compatibility.

Helium sealing and CMR

Laser-welded helium sealing reduces internal turbulence across the 9-disk stack, allowing the 7200 RPM spindle to run with lower drag and consistent performance. Conventional magnetic recording avoids the write-amplification penalties of shingled designs, so existing backup, archive and object-store workloads run without software changes.

SATA 12 Gb/s interface

The drive connects through a SATA 12 Gb/s interface (SATA/600). Systems limited to SATA 6.0 Gb/s will operate at the lower link rate, so verify controller support before deployment. Builders needing a 12 Gb/s SAS connection or a smaller form factor should select a different model.

How it compares

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

Price $332.99
Pricier than about 85% of the 4,938 comparable items (median $107.99).
Total capacity 16 TB
Higher than about 92% of the 2,372 comparable items (median 2 TB).
Price per TB $20.81 per TB
Cheaper than about 92% of the 2,365 comparable items (median $62.21 per TB).

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Specifications

Product
Brand nameTOSHIBA
Part numberMG08ACA16TE
Total capacity16 TB
Performance
Rotational speed7,200 RPM
Storage
Flash memory typeSLC
Ports & slots
Interface typeSATA 12Gb/s
Size & build
Form factor3.5 in (8.89 cm)

Questions about this item

How often will the helium seal on the 9-disk MG08ACA16TA need replacement?

The helium is sealed inside the drive at the factory using laser welding and is not designed to be replaced during the product's service life.

What limits sustained write throughput on the MG08ACA16TA when connected via SATA 6.0 Gbit/s?

The SATA 6.0 Gbit/s interface caps the maximum burst transfer rate, so sustained writes cannot exceed that link speed even if the 7200 RPM platters could deliver more.

How much heat does the MG08ACA16TA generate during all-day operation in a 3.5-inch bay?

The helium-filled 9-disk design reduces internal friction, allowing the drive to run cooler than conventional air-filled drives of the same capacity during continuous use.

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