Technical Snapshot

The WD Blue 12TB SATA is a desktop 3.5" hard disk drive for desktop PCs and external storage. Spinning at 7,200 RPM with a 512 MB cache buffer, it delivers sustained transfer rates up to 260 MB/s over a SATA 6Gb/s interface. backed by WD's storage reliability engineering. With 12TB of raw storage capacity, it provides reliable storage for everyday desktop computing. Part of the WD Blue product line.

Use Case
Desktop storage, gaming, general computing
Compatibility
Standard 3.5" drive bay, SATA 6Gb/s interface
Category
Desktop Hard Disk Drive — WD Blue
WD BLUE Image not available
WD HDD
WD Blue

Blue 12TB SATA

SATA 6Gb/s · 3.5" · 7,200 RPM · 512 MB · 12TB

Total raw storage capacity of the drive.
Capacity 12TB
Rotational speed of the disk platters. Higher RPM provides faster sequential and random I/O performance.
RPM 7,200
On-drive DRAM buffer for caching frequently accessed data and optimizing read/write operations.
Cache 512 MB
Maximum sequential data transfer rate under sustained workloads.
Transfer 260 MB/s
MPNWD120EAGZ
EAN0718037907888
CategoryHard Disk Drives
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Drive Specifications

Form Factor3.5"
InterfaceSATA 6Gb/s
RPM7,200 RPM
Cache512 MB
Sustained Transfer Rate260 MB/s
Power (Idle)3.0W
Power (Operating)4.5W

Full Specifications

Data sourced from WD product specifications
Drive
SeriesBlue
Capacity12TB
Form Factor3.5"
InterfaceSATA 6Gb/s
RPM7,200 RPM
Cache512 MB
Performance
Sustained Transfer Rate260 MB/s
Reliability
Power (Idle)3.0W
Power (Operating)4.5W
Product
BrandWD
SegmentDesktop
MPNWD120EAGZ
EAN0718037907888
Physical
Weight0.70 kg (estimated)
Package Dimensions17.0 x 11.0 x 3.0 cm (estimated)

Support & Downloads

WD Blue 12TB SATA Firmware UpdateLatest firmware · Check WD support
WD Support →
WD Blue 12TB SATA DatasheetPDF · Technical specifications
WD Support →
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Frequently Asked Questions

Is the Blue 12TB SATA compatible with my NAS?

Yes, the WD Blue 12TB SATA uses a standard SATA 6Gb/s interface and 3.5" form factor, compatible with any NAS that accepts 3.5" SATA drives. It is widely supported by Synology, QNAP, TrueNAS, and Unraid systems.

Can I use the Blue 12TB SATA in a RAID array?

The WD Blue 12TB SATA is a desktop drive. While it can physically work in a RAID array, desktop drives lack the error recovery tuning (TLER/ERC) that RAID controllers expect. For RAID deployments, consider enterprise or NAS-rated drives for better reliability.

What is the transfer speed of the Blue 12TB SATA?

The WD Blue 12TB SATA delivers a maximum sustained data transfer rate of 260 MB/s. Actual performance in random I/O workloads will be lower, as is typical for mechanical hard drives.

How fast is the Blue 12TB SATA?

The WD Blue 12TB SATA spins at 7,200 RPM with a 512 MB cache buffer, delivering sustained transfer rates up to 260 MB/s. This provides solid performance for everyday desktop use.

How much power does the Blue 12TB SATA consume?

The WD Blue 12TB SATA draws 4.5W under operating load and 3.0W at idle.

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MPN: WD120EAGZ
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