Mirenta NS-3990 Prime 4-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Mirenta · SKU NS3990-PRIME · Released 2025 · Updated 2026-10-21
Key facts
| Benchmark index | 4,218 (NAS Systems scale) |
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| Category rank | #36,907 |
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| Street price | $809 |
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| Power | 43 W |
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| Performance per dollar | 5.21 |
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| Released | 2025 |
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Specifications
| Brand | Mirenta |
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| Model | Mirenta NS-3990 Prime |
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| Drive bays | 4× 3.5"/2.5" SATA, hot-swappable |
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| Max raw capacity | 112 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 | 2× (cache or storage pool) |
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| PCIe expansion | None |
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| RAID | RAID 0/1/5/6/10, JBOD |
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| File system | ZFS |
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| USB | 2× USB 3.2 Gen 2 (10Gbps) |
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Related guides
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|---|
| Halcyra NS-9060 Plus 6-Bay NAS (2.5GbE, M.2 Cache) | 5,254 | $1,219 | Compare |
| Halcyra NS-5594 Core 6-Bay NAS (10GbE, M.2 Cache) | 6,343 | $1,959 | Compare |
| Mirenta NS-4994 Ti 8-Bay NAS (1GbE, M.2 Cache) | 5,411 | $1,209 | Compare |
| Mirenta NS-9870 Ultra 5-Bay NAS (2.5GbE, M.2 Cache) | 5,486 | $1,459 | Compare |
| Mirenta NS-6759 Max 2-Bay NAS (1GbE) | 3,124 | $429 | Compare |
| Novexa NS-1994 Prime 2-Bay NAS (2.5GbE) | 1,973 | $209 | Compare |
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Cite this page: Hardware Spec Index, “Mirenta NS-3990 Prime 4-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/13752191 (accessed 2026-10-21).