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Silver 3.5-inch internal hard drive with green circuit board and SATA connectors

Western Digital

Western Digital Caviar Blue 250GB 7200RPM SATA 16MB 3.5-inch internal hard drive

SKU CH-XE1Z-VS79T

250 GB desktop hard drive spins at 7200 RPM with 16 MB cache over SATA for fast bulk storage

  • Flash memory typeSLC
  • 250GB capacity stores your operating system and files
  • 7200RPM spindle speed delivers responsive desktop performance
  • 16MB cache buffers frequent read and write operations
  • SATA 6Gb/s interface connects to standard motherboard ports

Desktop storage upgrade

The Western Digital Caviar Blue is a 250 GB 3.5-inch hard drive built for desktop PCs. It spins at 7 200 RPM and connects through a SATA 6 Gb/s interface with a 16 MB cache. The drive is sold new and uses SLC NAND flash memory. It fits standard 3.5-inch bays in typical tower cases.

Suits basic capacity needs

This drive suits users adding a single boot or storage volume where 250 GB is sufficient. It is not for builders who need more storage space, systems requiring faster solid-state performance, or configurations that demand a 2.5-inch form factor.

How it compares

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

Price $56.99
Cheaper than about 72% of the 4,938 comparable items (median $107.99).

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Specifications

Storage
Flash memory typeSLC

Questions about this item

Should I choose the 250GB 7200RPM version or a different capacity for my desktop?

The 250GB 7200RPM model suits a boot drive or secondary storage where fast access matters. Larger capacities store more files but cost more; smaller ones cost less but fill quickly. Match the capacity to the data you plan to keep on this drive.

What does the 6Gb/s SATA rating mean for actual transfer speeds in my PC?

The 6Gb/s SATA link is the interface ceiling. Real-world sustained reads and writes are limited by the 7200RPM platters and 16MB cache, typically well below the link maximum, but the drive will not bottleneck a modern SATA controller.

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