Mirenta NS-5381 Ultra 2-Bay NAS (2.5GbE)
NAS Systems · Mirenta · SKU NS5381-ULTRA · Released 2022 · Updated 2026-10-23
Key facts
| Benchmark index | 3,423 (NAS Systems scale) |
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| Category rank | #24,861 |
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| Street price | $469 |
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| Power | 29 W |
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| Performance per dollar | 7.30 |
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| Released | 2022 |
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Specifications
| Brand | Mirenta |
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| Model | Mirenta NS-5381 Ultra |
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| Drive bays | 2× 3.5"/2.5" SATA, hot-swappable |
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| Max raw capacity | 48 TB |
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| Processor | 4-core ARM, 1.7 GHz |
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| Memory | 8 GB DDR4 |
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| Network | 2× 2.5GbE |
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| M.2 NVMe slots | None |
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| PCIe expansion | None |
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| RAID | RAID 0/1, JBOD |
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| File system | Btrfs, ext4 |
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| USB | 2× USB 3.2 Gen 2 (10Gbps) |
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Related guides
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| Model | Benchmark | Price | Compare |
|---|
| Halcyra NS-6361 Ultra 4-Bay NAS (2.5GbE, M.2 Cache) | 5,058 | $1,099 | Compare |
| Kestrix NS-6274 Pro 5-Bay NAS (1GbE, M.2 Cache) | 4,762 | $1,079 | Compare |
| Halcyra NS-4891 Plus 4-Bay NAS (2.5GbE, M.2 Cache) | 3,809 | $569 | Compare |
| Mirenta NS-3260 SE 2-Bay NAS (1GbE) | 1,821 | $229 | Compare |
| Novexa NS-3905 Ultra 6-Bay NAS (10GbE, M.2 Cache) | 5,925 | $1,479 | Compare |
| Halcyra NS-7895 Edge 2-Bay NAS (1GbE) | 2,662 | $359 | Compare |
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Cite this page: Hardware Spec Index, “Mirenta NS-5381 Ultra 2-Bay NAS (2.5GbE)”, https://vextor7.com/item/14217792 (accessed 2026-10-23).