Mirenta HD-8638 Edge 20TB 7,200 RPM CMR NAS Hard Drive
Hard Drives · Mirenta · SKU HD8638-EDGE · Released 2020 · Updated 2026-10-25
Key facts
| Benchmark index | 3,037 (Hard Drives scale) |
|---|---|
| Category rank | #2,353 |
| Street price | $589 |
| Power | 8 W |
| Performance per dollar | 5.16 |
| Released | 2020 |
Specifications
| Brand | Mirenta |
|---|---|
| Model | Mirenta HD-8638 Edge |
| Capacity | 20 TB |
| Class | NAS |
| Recording | CMR (conventional magnetic recording) |
| Spindle speed | 7,200 RPM |
| Cache | 512 MB |
| Interface | SATA 6 Gb/s |
| Sustained transfer | 280 MB/s |
| Workload rating | 300 TB/year |
| MTBF | 1.2 million hours |
| Helium-filled | Yes |
| Warranty | 3 years |
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Cite this page: Hardware Spec Index, “Mirenta HD-8638 Edge 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/85549607 (accessed 2026-10-25).