Mirenta HD-3929 Prime 20TB 7,200 RPM CMR NAS Hard Drive
Hard Drives · Mirenta · SKU HD3929-PRIME · Released 2019 · Updated 2026-10-26
Key facts
| Benchmark index | 2,801 (Hard Drives scale) |
|---|---|
| Category rank | #32,484 |
| Street price | $469 |
| Power | 8 W |
| Performance per dollar | 5.97 |
| Released | 2019 |
Specifications
| Brand | Mirenta |
|---|---|
| Model | Mirenta HD-3929 Prime |
| 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-3929 Prime 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/3396438 (accessed 2026-10-26).