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Silver rectangular 3.5-inch SATA hard drive with circuit board visible

DELL

DELL T4XNN 0T4XNN 1TB 7.2K 6G 128MB 3.5in SATA internal hard drive ST1000NM0033 ES.3

SKU CH-SY1F-D3H50

1 TB 3.5 in SATA drive at 7200 RPM with 128 MB cache for desktop storage

  • InterfaceSATA
  • Capacity1TB
  • RPM7200 RPM
  • Cache128MB
  • Form Factor3.5 in
  • 1TB capacity for bulk-data storage
  • 7200 RPM spindle speed for consistent read-write performance
  • 128MB cache enables up to 175 MB/s sustained transfer rate
  • SATA 6Gb/s interface for broad desktop compatibility
  • 5-inch enterprise-class drive built for 24/7 reliability

Dell-branded enterprise SATA drive

The Seagate Constellation ES.3 ST1000NM0033 is a 1 TB, 3.5-inch internal hard drive built for desktop and server chassis. It spins at 7200 RPM with a 128 MB cache and connects through a SATA 6 Gb/s interface. The drive is supplied new and carries Dell part numbers T4XNN and 0T4XNN.

Suited for bulk storage arrays.

This drive targets bulk-data applications such as backups, archives and surveillance footage where sustained throughput matters more than random access speed. Its 175 MB/s maximum sustained transfer rate and rotational vibration tolerance support 24/7 operation in multi-drive enclosures. Buyers who need low-latency performance for databases or virtualisation should consider solid-state alternatives instead.

SATA 6 Gb/s interface with 128 MB cache

The single specification that decides fit is the SATA 6 Gb/s interface paired with a 128 MB buffer, which determines whether the drive can saturate the host controller and maintain the rated 175 MB/s sequential rate. Verify that the system provides a standard 3.5-inch bay and a SATA data and power connection before purchase.

Pontos fortes

  • 1TB capacity for bulk-data storage
  • 7200 RPM spindle speed for consistent read-write performance
  • 128MB cache enables up to 175 MB/s sustained transfer rate
  • SATA 6Gb/s interface for broad desktop compatibility
  • 5-inch enterprise-class drive built for 24/7 reliability

Especificações

BrandSeagate
ModelST1000NM0033
InterfaceSATA
Capacity1TB
RPM7200 RPM
Cache128MB
Form Factor3.5 in

Perguntas sobre este artigo

How do I install the 3.5in SATA drive and which step is often missed?

Mount the drive in a 3.5in bay, connect the SATA data cable to the motherboard and the SATA power cable from the PSU; the step often missed is securing both cables firmly so they do not work loose under vibration.

What maintenance or replacement will the 1TB 7200RPM drive need later?

No scheduled maintenance is required; monitor SMART attributes for reallocated sectors and replace the drive if the health status degrades or after the rated 24/7 operational life is reached.

What limit appears first during sustained use of the SATA 6Gb/s 128MB cache drive?

The maximum sustained transfer rate of 175 MB/s is the first bottleneck during continuous sequential workloads.

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