Novexa NS-3981 Prime 4-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Novexa · SKU NS3981-PRIME · Released 2024 · Updated 2026-10-26
Key facts
| Benchmark index | 3,804 (NAS Systems scale) |
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| Category rank | #1,267 |
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| Street price | $809 |
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| Power | 43 W |
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| Performance per dollar | 4.70 |
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| Released | 2024 |
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Specifications
| Brand | Novexa |
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| Model | Novexa NS-3981 Prime |
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| Drive bays | 4× 3.5"/2.5" SATA, hot-swappable |
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| Max raw capacity | 96 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 | 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 | Btrfs, ext4 |
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| USB | 2× USB 3.2 Gen 2 (10Gbps) |
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Related guides
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| Halcyra NS-9039 Max 4-Bay NAS (2.5GbE, M.2 Cache) | 4,498 | $879 | Compare |
| Kestrix NS-7691 Edge 2-Bay NAS (1GbE) | 2,542 | $329 | Compare |
| Halcyra NS-4769 Prime 2-Bay NAS (1GbE, M.2 Cache) | 3,493 | $539 | Compare |
| Novexa NS-3946 Core 6-Bay NAS (2.5GbE, M.2 Cache) | 5,091 | $1,019 | Compare |
| Kestrix NS-8929 Plus 8-Bay NAS (2.5GbE, M.2 Cache) | 5,510 | $1,549 | Compare |
| Halcyra NS-9301 Prime 8-Bay NAS (10GbE, M.2 Cache) | 6,445 | $1,809 | Compare |
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Cite this page: Hardware Spec Index, “Novexa NS-3981 Prime 4-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/31587762 (accessed 2026-10-26).