WD4005FRYZ

WD Gold 4TB

SATA 6Gb/s · 3.5-inch · CMR

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The Western Digital WD4005FRYZ is a 4TB WD Gold hard drive for server and enterprise storage, using SATA 6Gb/s in a 3.5-inch form factor.

Manufacturer specifications

Model numberWD4005FRYZ
Nominal capacity4 TB · 4000 GB
RPM7200
InterfaceSATA 6Gb/s
RecordingCMR
Cache (MB)256
Form factor3.5-inch
Workload rating (TB/year)550
Logical sector size (bytes)512
Physical sector size (bytes)4096
Manufacturer limited warranty5 years (eligible new drives)
Sustained transfer (up to MB/s)275

Source: Western Digital WD Gold manufacturer datasheet. Reviewed 2026-08-21. Published specifications, not our benchmark results.

What the specifications mean

  • CMR recording is specified for this exact model. Check enclosure support and workload limits before installing it in an array.
  • Up to 275 MB/s sustained transfer, as specified by the manufacturer. This is not a measured game-loading or random-I/O result.
  • 550 TB/year workload rating. This is a workload limit, not a promise of drive lifespan or a backup guarantee.

Before ordering

Match WD4005FRYZ, 4TB and SATA 6Gb/s against the selected offer. Check your system’s exact-model compatibility list and the seller’s warranty and return terms.

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Amazon US listings

Exact model matches on Amazon.com. A verified ASIN identifies the product; it does not guarantee current stock. Check the selected variant, condition and seller.

No verified exact-model ASIN is linked yet. This does not establish whether the model is currently available. Compare the alternatives below and check their listings.

Same-capacity alternatives with Amazon US links

These models share the drive type, interface class and capacity. Compare their specifications and your system requirements before choosing a replacement.

WD4005FRYZ questions answered

Is WD4005FRYZ CMR or SMR?

The manufacturer lists CMR recording for WD4005FRYZ. Other models and capacities in the same family can differ.

What connection does WD4005FRYZ need?

WD4005FRYZ uses SATA 6Gb/s and a 3.5-inch form factor. Match both with the computer, controller or enclosure. An M.2 slot, 2.5-inch bay and 3.5-inch bay are not interchangeable.

How much usable space does WD4005FRYZ provide?

Its nominal capacity is 4000 GB, approximately 3725.3 GiB before formatting. The filesystem, reserved space and any RAID redundancy reduce usable capacity further.

What warranty is listed for WD4005FRYZ?

Manufacturer specification: 5 years (eligible new drives). A renewed, used, OEM or imported offer can have different coverage. Check the serial number and seller terms before buying.

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