Toshiba · NAS
HDWG740XZSTD
N300 Pro 4TB
SATA 6 Gb/s · 3.5-inch · CMR
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Compare alternatives ↓As an Amazon Associate I earn from qualifying purchases.The Toshiba HDWG740XZSTD is a 4TB N300 Pro hard drive for NAS storage, using SATA 6 Gb/s in a 3.5-inch form factor.
Manufacturer specifications
| Model number | HDWG740XZSTD |
|---|---|
| Nominal capacity | 4 TB · 4000 GB |
| RPM | 7200 |
| NAS bays | 24 |
| Interface | SATA 6 Gb/s |
| Recording | CMR |
| Cache (MB) | 512 |
| Form factor | 3.5-inch |
| Sector format | 512e |
| Idle power (W) | 4.14 |
| Package / region | US retail; manufacturer-documented bulk package alias |
| Workload rating (TB/year) | 300 |
| Average operating power (W) | 7.43 |
| Rotational vibration sensors | Yes |
| Manufacturer limited warranty | 5 years (eligible new drives) |
| Sustained transfer (up to MB/s) | 281 |
| Documented package codes | HDWG740UZSVD |
Source: Toshiba N300 Pro US datasheet TAEC-2839-R2.0, July 2026, pages 6, 7. Reviewed 2026-09-08. 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 281 MB/s sustained transfer, as specified by the manufacturer. This is not a measured game-loading or random-I/O result.
- 300 TB/year workload rating. This is a workload limit, not a promise of drive lifespan or a backup guarantee.
- Rotational vibration sensors: Yes. Check the documented drive-bay limit for multi-drive enclosures.
Before ordering
Match HDWG740XZSTD, 4TB and SATA 6 Gb/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 · IronWolf
ST4000VN006
4TB · SATA 6 Gb/s · CMR
Compare with HDWG740XZSTD →View on Amazon US ↗ASIN B09NHV3CK9 · Check price and conditionSeagate · IronWolf
ST4000VN008
4TB · SATA 6 Gb/s · CMR
Compare with HDWG740XZSTD →View on Amazon US ↗ASIN B01LOOJBQY · Check price and conditionSeagate · IronWolf Pro
ST4000NE001
4TB · SATA 6 Gb/s · CMR
Compare with HDWG740XZSTD →View on Amazon US ↗ASIN B07SY4T6F5 · Check price and conditionHDWG740XZSTD questions answered
Is HDWG740XZSTD CMR or SMR?
The manufacturer lists CMR recording for HDWG740XZSTD. Other models and capacities in the same family can differ.
What connection does HDWG740XZSTD need?
HDWG740XZSTD uses SATA 6 Gb/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 HDWG740XZSTD 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 HDWG740XZSTD?
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.