# Western Digital 20TB WD Gold Enterprise Class SATA Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD201KRYZ

- Category: Storage
- Brand: Western Digital
- Model: WD201KRYZ
- Part number: WD201KRYZ
- Price (US): currently unavailable
- Price last checked: 2026-08-05
- Rating: 4.6/5 from 2386 Amazon reviews
- Warranty: 5 years
- Product page: https://buildmypc.net/component-details/storage/western-digital-wd201kryz/

## Specifications

| Spec | Value |
| --- | --- |
| Brand | Western Digital |
| Model | WD201KRYZ |
| Maximum Capacity | 20 TB |
| Form Factor | 3.5" (HDD) |
| Cache Memory | 512 MB |
| Interface | SATA 6.0 Gb/s |

## Key Features

- Available in 1TB to 20TB capacities. | As used for storage capacity, 1GB = 1 billion bytes and 1TB = one trillion bytes. Actual user capacity may be less depending on operating environment.
- Designed to handle workloads up to 550TB per year | Workload Rate is defined as the amount of user data transferred to or from the hard drive. Workload Rate is annualized (TB transferred X (8760 / recorded power-on hours)). Workload Rate will vary depending on your hardware and software components and configurations.
- Vibration protection technology for improved performance
- HelioSeal technology delivers high capacities with a low power draw (12TB and above)
- Energy-assisted magnetic recording (EAMR) and triple-stage actuator (TSA) (in 16TB capacities and above)
- OptiNAND technology for 20TB capacity

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