Western Digital Gold 3.5" 12000 GB Serial ATA III
SKU:WD121KRYZ
In Stock
SCALE IT IN GOLD. UP TO TEN TIMES THE WORKLOAD CAPACITY OF DESKTOP DRIVES.
Reliability, capacity, power efficiency and performance for a multitude of Datacenter-specific applications. Robust storage with 24/7 premium customer support.
Full Range of Nearline Capacities
For the most demanding datacenter environments, from entry-level servers to high end enterprise storage systems.
High Workload Capability
Designed to handle workloads up to 550TB per year, which is among the highest workload capability of any 3.5-inch hard drive.
High Level of Reliability
One of the highest levels of reliability and durability for 24x7x365 operation within the most demanding storage environments.
COMPATIBILITY TESTING
All WD Gold hard drives are extensively tested across a variety of popular OEM storage systems, SATA controllers, and host bus adapters, to ensure ease of integration for a plug and play solution.


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Hard drive | |
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Component for | Server/workstation |
HDD sustained transfer rate | 255 MiB/s |
HDD interface transfer rate | 6 Gbit/s |
RoHS compliance | Yes |
Mean time between failures (MTBF) | 2500000 h |
Start/stop cycles | 600000 |
HDD speed | 7200 RPM |
HDD size | 3.5" |
HDD capacity | 12000 GB |
Features | |
Type | HDD |
Component for | Server/workstation |
HDD sustained transfer rate | 255 MiB/s |
HDD interface transfer rate | 6 Gbit/s |
RoHS compliance | Yes |
Interface | Serial ATA III |
Mean time between failures (MTBF) | 2500000 h |
Start/stop cycles | 600000 |
HDD speed | 7200 RPM |
HDD size | 3.5" |
HDD capacity | 12000 GB |
Storage drive buffer size | 256 MB |
Power | |
Operating voltage | 5 / 12 V |
Power consumption (write) | 6.9 W |
Power consumption (read) | 6.9 W |
Power consumption (idle) | 5 W |
Operational conditions | |
Operating temperature (T-T) | 5 - 60 °C |
Storage temperature (T-T) | -40 - 70 °C |
Operating shock | 70 G |
Non-operating shock | 300 G |
Technical details | |
Operating voltage | 5 / 12 V |
Quantity | 1 |
Interface | Serial ATA III |
Mean time between failures (MTBF) | 2500000 h |
Weight & dimensions | |
Width | 101.6 mm |
Weight | 660 g |
Height | 147 mm |
Depth | 26.1 mm |
Packaging content | |
Storage drive adapter included | No |
Quantity | 1 |
Packaging data | |
Quantity | 1 |
Other features | |
Operating voltage | 5 / 12 V |
Interface | Serial ATA III |
Part No | WD121KRYZ |
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