Western Digital · Desktop
WD30EZZX
WD Blue 3TB
SATA 6Gb/s · 3.5-inch · CMR
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An exact Amazon listing has not been verified for this model yet.
Compare alternatives ↓As an Amazon Associate I earn from qualifying purchases.The Western Digital WD30EZZX is a 3TB WD Blue hard drive for desktop storage, using SATA 6Gb/s in a 3.5-inch form factor.
Manufacturer specifications
| Model number | WD30EZZX |
|---|---|
| Nominal capacity | 3 TB · 3000 GB |
| RPM | 5400 |
| Interface | SATA 6Gb/s |
| Recording | CMR |
| Cache (MB) | 128 |
| Form factor | 3.5-inch |
| Physical sector size (bytes) | 4096 |
| Manufacturer limited warranty | 2 years (eligible new drives) |
| Sustained transfer (up to MB/s) | 180 |
Source: Western Digital WD Blue 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 180 MB/s sustained transfer, as specified by the manufacturer. This is not a measured game-loading or random-I/O result.
Before ordering
Match WD30EZZX, 3TB and SATA 6Gb/s against the selected offer. Check your system’s exact-model compatibility list and the seller’s warranty and return terms.
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.
Seagate · Desktop HDD
ST3000DM001
3TB · SATA 6 Gb/s
Compare with WD30EZZX →View on Amazon US ↗ASIN B005T3GRLY · Check price and conditionSeagate · BarraCuda
ST3000DM007
3TB · SATA 6 Gb/s · SMR
Compare with WD30EZZX →View on Amazon US ↗ASIN B07X93H8MN · Check price and conditionWD30EZZX questions answered
Is WD30EZZX CMR or SMR?
The manufacturer lists CMR recording for WD30EZZX. Other models and capacities in the same family can differ.
What connection does WD30EZZX need?
WD30EZZX 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 WD30EZZX provide?
Its nominal capacity is 3000 GB, approximately 2794 GiB before formatting. The filesystem, reserved space and any RAID redundancy reduce usable capacity further.
What warranty is listed for WD30EZZX?
Manufacturer specification: 2 years (eligible new drives). A renewed, used, OEM or imported offer can have different coverage. Check the serial number and seller terms before buying.