Seagate

Seagate ST5000LM000-cr BarraCuda 5TB 2.5" HDD Renewed

4.1 (309 reviews)

Pack 5TB of spinning storage into a 2.5-inch chassis with 128MB cache and 140MB/s sustained throughput.

$159.95*$191.97Save 16%
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*Price sourced from Amazon.com. Last updated:Jun 03, 2026.Price and availability are subject to change.

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Overview

The Seagate BarraCuda ST5000LM000 packs 5TB of storage into a 2.5-inch form factor — the highest capacity available in this drive size. It operates at 5,400 RPM with a 128MB cache and a SATA III (6Gb/s) interface, delivering sustained sequential transfer rates of up to 140MB/s. However, the critical specification that defines this drive's compatibility is its 15mm height. Standard laptops, gaming consoles, and slim external enclosures expect 7mm or 9.5mm drives, making this unit physically incompatible with those applications despite sharing the same 2.5-inch width. This drive is effectively a desktop or NAS component in a compact package — useful where space is at a premium but a full 3.5-inch bay is unavailable.

This renewed unit has been refurbished and tested by a third-party seller, not Seagate, and carries a 2-year seller warranty in place of the manufacturer's original coverage. For buyers, this means a lower purchase price but also uncertainty about the drive's prior workload, total power-on hours, and remaining mechanical lifespan. It is best suited for bulk storage of media files, backups, and archival data where the performance limitations of a 5,400 RPM mechanical drive are acceptable and where the data is not irreplaceable. Users who need write-intensive performance should be aware that high-capacity 2.5-inch drives in this class commonly use shingled magnetic recording (SMR), which can cause significant write speed drops during sustained or random write operations as the drive reorganizes overlapping data tracks.

Key Features

15mm height for Desktop PC use only, does not work in labtop or game consoles

5TB drives can store more than 1.25 million songs and 600 hours of HD video

QuietStep Ramp Load feature delivers whisper-quiet load/unload acoustics

Up to 140MB/s speeds, 128MB cache and 5400RPM

Backed by a 2-year seller warranty

Specifications

Brand
Seagate
Model
ST5000LM000-cr
Capacity
5TB
Form Factor
2.5-inch
Height
15mm
Interface
SATA III (6Gb/s)
Spindle Speed
5,400 RPM
Cache
128MB
Max Transfer Rate
Up to 140MB/s
Condition
Renewed
Warranty
2-year seller warranty

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Pros & Cons

👍 Pros

  • 5TB capacity in a 2.5-inch form factor delivers the highest storage density available in this drive size class.
  • 128MB cache buffer improves small-file random I/O performance compared to lower-cache drives in this RPM tier.
  • Up to 140MB/s sustained transfer rate is competitive for a 5,400 RPM drive using conventional magnetic recording.
  • QuietStep ramp load technology minimizes acoustic noise during head loading and unloading cycles.
  • SATA III 6Gb/s interface ensures backward and forward compatibility with any SATA-equipped system.

👎 Cons

  • 15mm height eliminates compatibility with laptops, game consoles, and most slim external enclosures despite the 2.5-inch form factor.
  • 5,400 RPM spindle speed and mechanical platters mean significantly higher latency and lower IOPS compared to any SSD.
  • Renewed/refurbished status means unknown prior usage history, power-on hours, and potential for higher early failure rates.
  • 2-year seller warranty is shorter than Seagate's standard manufacturer warranty on new BarraCuda drives.
  • SMR (shingled magnetic recording) technology, common in high-capacity 2.5-inch drives, can cause severe write performance degradation during sustained or random write workloads.

Frequently Asked Questions

No. Despite the 2.5-inch form factor, the ST5000LM000 has a 15mm height, which is too thick for virtually all laptop drive bays (typically 7mm or 9.5mm). This drive is intended for desktop use, external enclosures, or NAS devices that accommodate 15mm 2.5-inch drives.
It uses a SATA III (6Gb/s) interface with a maximum sustained transfer rate of up to 140MB/s. The SATA III bus has a theoretical ceiling of 600MB/s, so the drive's 5,400 RPM platters are the throughput bottleneck, not the interface.
No. The 15mm height prevents it from fitting into PS4, PS5, Xbox One, or Xbox Series consoles, all of which require 9.5mm or thinner 2.5-inch drives. Seagate's own product listing confirms it does not work in game consoles.
This is a refurbished unit that has been inspected, tested, and restored to working condition by a seller. It comes with a 2-year seller warranty rather than Seagate's standard manufacturer warranty. Renewed drives carry inherent risk since prior usage history and total power-on hours are typically unknown.
The 128MB cache acts as a buffer between the drive's platters and the SATA interface, smoothing out small random read/write operations. For sequential workloads like large file transfers, the cache has minimal impact, but for mixed workloads involving many small files, the larger cache helps reduce access latency compared to drives with 32MB or 64MB buffers.