Novexa NS-5638 Ultra 2-Bay NAS (1GbE)
NAS Systems · Novexa · SKU NS5638-ULTRA · Released 2021 · Updated 2026-10-26
Key facts
| Benchmark index | 1,560 (NAS Systems scale) |
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| Category rank | #25,798 |
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| Street price | $189 |
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| Power | 25 W |
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| Performance per dollar | 8.25 |
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| Released | 2021 |
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Specifications
| Brand | Novexa |
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| Model | Novexa NS-5638 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 | 2 GB DDR4 |
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| Network | 2× 1GbE |
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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 1 |
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Related guides
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| Halcyra NS-4123 Prime 2-Bay NAS (1GbE) | 2,079 | $229 | Compare |
| Novexa NS-6768 Edge 4-Bay NAS (1GbE, M.2 Cache) | 3,575 | $709 | Compare |
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Cite this page: Hardware Spec Index, “Novexa NS-5638 Ultra 2-Bay NAS (1GbE)”, https://vextor7.com/item/2785229 (accessed 2026-10-26).