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Silver rectangular 2.5-inch SATA SSD with label and connector visible

Western Digital

Western Digital WDS200T2B0A 2 TB 2.5-inch SATA internal SSD

SKU CH-33TN-SHW4A

2.5-inch SATA internal SSD with 2 TB capacity, sequential read up to 800 IOPS and sequential write up to 530.0 MB/s

  • Device TypeInternal Solid State Drive (SSD)
  • Used Forbusiness, personal
  • Form Factor2.5-inch
  • Capacity2 TB
  • Interfaceserial_ata600
  • ProtocolSATA
  • 2 TB capacity stores large media libraries and backups
  • SATA 6 Gb/s interface delivers up to 560 MB/s sequential read
  • 800 IOPS random read accelerates application launch times
  • 550 IOPS random write improves multitasking responsiveness
  • 5-inch 7 mm form factor fits standard laptop and desktop bays

2 TB SATA SSD for everyday workloads

This 2 TB 2.5-inch SATA solid-state drive uses 3D NAND to deliver capacity for business and personal storage. The SATA 6 Gb/s interface fits standard laptop and desktop bays without extra adapters. Sequential read reaches 800 IOPS while sequential write hits 530.0 MB/s. Random 4 KB read and write are rated at 600 and 550 IOPS respectively.

Thermals noise and power in normal use

With no moving parts the drive runs silently and produces minimal heat inside a 2.5-inch chassis. Typical SATA SSD power draw stays low during active reads and writes, keeping system thermals simple. The 0.28 in height leaves airflow unobstructed in tight drive cages. No fan or heatsink is required for standard operation.

WD Dashboard software and Acronis cloning

The bundled WD Dashboard utility adds SMART monitoring, firmware updates and drive-health alerts from the desktop. Acronis True Image WD Edition enables full-disk cloning to migrate an existing OS without reinstalling. Both tools are optional downloads that do not affect raw drive performance. They simplify setup and ongoing maintenance for non-technical users.

Highlights

  • 2 TB capacity stores large media libraries and backups
  • SATA 6 Gb/s interface delivers up to 560 MB/s sequential read
  • 800 IOPS random read accelerates application launch times
  • 550 IOPS random write improves multitasking responsiveness
  • 5-inch 7 mm form factor fits standard laptop and desktop bays

Specifications

BrandWestern Digital
SeriesPrevious Generation
ModelWESTERN DIGITAL TECHNOLOGIES
Part NumberWDS200T2B0A
Device TypeInternal Solid State Drive (SSD)
Used Forbusiness, personal
Form Factor2.5-inch
Capacity2 TB
Interfaceserial_ata600
ProtocolSATA
ConnectorSATA
Cache2 unknown_modifier
Max Sequential Read800 input_output_operations_per_second
Max Sequential Write530.0 megabytes_per_second
Sustained Random 4KB Read600 input_output_operations_per_second
4KB Random Write550 input_output_operations_per_second
Features560 megabytes_per_second
Height3.95 in x 2.75 in x 0.28 in
Width3.95 in x 2.75 in x 0.28 in
Depth3.95 in x 2.75 in x 0.28 in
Weight2 ounces
Package ContentDrive only

Questions about this item

How do I install this 2.5-inch SATA SSD and what step is often missed?

Mount the drive in a 2.5-inch bay, connect the SATA data cable to a SATA 6Gb/s port and attach a SATA power connector; the step often missed is enabling AHCI mode in the system BIOS before cloning or installing the OS.

What maintenance or replacement will this WD Blue 3D NAND drive need later?

No mechanical maintenance is required; monitor SMART attributes such as media wear indicator and total bytes written, and replace the drive when the wear indicator approaches the rated endurance limit.

What limit appears first during sustained writes on this 2 TB SATA SSD?

The sequential write speed of 530.0 MB/s is the first bottleneck under continuous large-file workloads, while random 4 KB write IOPS of 550 governs mixed workloads.

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