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Seagate Exos 7E8 6TB Internal Hard Drive Enterprise HDD – CMR 3.5 Inch 512E… competes with other External Storage products on SpecPicks. Use our Compare tool to view specs side-by-side, or browse the full External Storage category for alternatives.

Seagate

Exos 7E8 6TB Internal Hard Drive Enterprise HDD – CMR 3.5 Inch 512E SATA 6Gb/s 7200 RPM 128MB Cache for Enterprise, Data Center – Frustration Free Packaging (ST6000NM021A)

Name: Seagate Exos 7E8 6TB Internal Hard Drive Enterprise HDD – CMR 3.5 Inch 512E SATA 6Gb/s 7200 RPM 128MB Cache for Enterprise, Data Center – Frustration
Brand: Seagate
SKU: B07TBLTSTT
Price: 297.00 USD
Availability: InStock

By SpecPicks Editorial · Verified 2026-07-23

$297.00

Buy on Amazon — $297.00 Compare to similar external storage

*Price sourced from Amazon.com. Last updated 2026-07-23. Price and availability subject to change.

Bottom line: The Exos 7E8 6TB Internal Hard Drive Enterprise HDD – CMR 3.5 Inch 512E SATA 6Gb/s 7200 RPM 128MB Cache for Enterprise, Data Center – Frustration Free Packaging (ST6000NM021A) is a niche pick — read recent reviews before buying in the external storage category, priced around $297.00. Read recent reviews carefully before committing.

Support 6TB of data with an easy-to-integrate SATA HDD Tackle heavy applications 24x7 with high performance Reduce TCO with customizable power options

SpecPicks Verdict

SpecPicks classifies Seagate Exos 7E8 6TB Internal Hard Drive Enterprise HDD – CMR 3.5… as a niche pick — read recent reviews before buying in the external storage category, based on our editorial and benchmark analysis and our ranking model that weights rating × review-volume × price-fit. Seagate's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.

Common buyer scenarios for external storage of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ Support 6TB of data with an easy-to-integrate SATA HDD
✓ Backed by Seagate's warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

Support 6TB of data with an easy-to-integrate SATA HDD
Tackle heavy applications 24x7 with high performance
Reduce TCO with customizable power options
Advanced Write Caching coupled with TurboBoost provides better performance and minimizes the risk of losing data due to unexpected power loss
Enjoy long-term peace of mind with the included five-year limited warranty protection plan
The available storage capacity may vary.

Full Specifications

Size	6TB
Brand	Seagate
Color	EXOS Enterprise
Model	ST6000NM021A
Warranty	5 year limited warranty
UnitCount	1
ReleaseDate	2021-09-23T00:00:01Z
Manufacturer	Seagate
ItemPartNumber	125722

Ready to buy?

Seagate Exos 7E8 6TB Internal Hard Drive Enterprise HDD – CMR 3.5 Inch 512E SATA 6Gb/s 7200 RPM 128MB Cache for Enterprise, Data Center – Frustration Free Packaging (ST6000NM021A) is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Check price on Amazon →

*Price sourced from Amazon.com. Last updated 2026-07-23. Price and availability subject to change.