Halcyra NS-3661 Core 4-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Halcyra · SKU NS3661-CORE · Released 2023 · Updated 2026-10-23
Key facts
| Benchmark index | 4,163 (NAS Systems scale) |
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| Category rank | #4,457 |
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| Street price | $909 |
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| Power | 43 W |
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| Performance per dollar | 4.58 |
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| Released | 2023 |
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Specifications
| Brand | Halcyra |
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| Model | Halcyra NS-3661 Core |
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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 | 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 | Btrfs, ext4 |
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| USB | 2× USB 3.2 Gen 2 (10Gbps) |
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Related guides
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| Kestrix NS-2492 Pro 6-Bay NAS (2.5GbE, M.2 Cache) | 5,174 | $1,259 | Compare |
| Kestrix NS-1894 XT 12-Bay NAS (10GbE, M.2 Cache) | 6,604 | $2,009 | Compare |
| Halcyra NS-9598 Plus 2-Bay NAS (2.5GbE) | 1,514 | $149 | Compare |
| Mirenta NS-6294 XT 12-Bay NAS (10GbE, M.2 Cache) | 6,681 | $1,959 | Compare |
| Kestrix NS-9338 Ultra 2-Bay NAS (2.5GbE) | 1,567 | $159 | Compare |
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Cite this page: Hardware Spec Index, “Halcyra NS-3661 Core 4-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/6064030 (accessed 2026-10-23).