# Western Digital Red 8TB NAS Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 128MB Cache 3.5 Inch 

- Category: Storage
- Brand: Western Digital
- Model: WD80EFZX
- Part number: WD80EFZX
- Price (US): $437.99
- Price last checked: 2026-08-05
- Rating: 4.4/5 from 189 Amazon reviews
- Warranty: 3 years
- Product page: https://buildmypc.net/component-details/storage/western-digital-wd80efzx/

## Specifications

| Spec | Value |
| --- | --- |
| Brand | Western Digital |
| Model | WD80EFZX |
| Maximum Capacity | 8 TB |
| Form Factor | 3.5" (HDD) |
| Cache Memory | 128 MB |
| Interface | SATA 6 Gb/s |

## Key Features

- Specifically designed for use in NAS systems with up to 8 bays
- Tested for 24x7 reliability
- NASware firmware for compatibility

---

Source: BuildMyPC (https://buildmypc.net/) — free PC parts compatibility checker. Prices update daily. As an Amazon Associate, BuildMyPC earns from qualifying purchases.