Mirenta NS-3643 Ultra 2-Bay NAS (2.5GbE)
NAS Systems · Mirenta · SKU NS3643-ULTRA · Released 2023 · Updated 2026-10-18
Key facts
| Benchmark index | 2,125 (NAS Systems scale) |
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| Category rank | #26,451 |
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| Street price | $219 |
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| Power | 26 W |
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| Performance per dollar | 9.70 |
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| Released | 2023 |
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Specifications
| Brand | Mirenta |
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| Model | Mirenta NS-3643 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 | 4 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-2992 Edge 2-Bay NAS (2.5GbE) | 2,258 | $279 | Compare |
| Novexa NS-7465 Pro 12-Bay NAS (10GbE, M.2 Cache) | 6,892 | $2,179 | Compare |
| Halcyra NS-9617 SE 4-Bay NAS (2.5GbE, M.2 Cache) | 3,934 | $779 | Compare |
| Halcyra NS-2571 XT 8-Bay NAS (2.5GbE, M.2 Cache) | 5,748 | $1,369 | Compare |
| Mirenta NS-9284 Ti 4-Bay NAS (1GbE, M.2 Cache) | 4,164 | $779 | Compare |
| Kestrix NS-8606 Pro 12-Bay NAS (10GbE, M.2 Cache) | 6,973 | $2,379 | Compare |
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Cite this page: Hardware Spec Index, “Mirenta NS-3643 Ultra 2-Bay NAS (2.5GbE)”, https://vextor7.com/item/15051549 (accessed 2026-10-18).