Halcyra NS-1691 Ultra 6-Bay NAS (1GbE, M.2 Cache)
NAS Systems · Halcyra · SKU NS1691-ULTRA · Released 2019 · Updated 2026-10-19
Key facts
| Benchmark index | 4,947 (NAS Systems scale) |
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| Category rank | #3,601 |
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| Street price | $1,159 |
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| Power | 57 W |
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| Performance per dollar | 4.27 |
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| Released | 2019 |
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Specifications
| Brand | Halcyra |
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| Model | Halcyra NS-1691 Ultra |
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| Drive bays | 6× 3.5"/2.5" SATA, hot-swappable |
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| Max raw capacity | 144 TB |
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| Processor | 8-core x86, up to 3.2 GHz |
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| Memory | 8 GB DDR4 |
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| Network | 2× 1GbE |
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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 1 |
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Related guides
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| Novexa NS-9165 Max 4-Bay NAS (2.5GbE, M.2 Cache) | 3,889 | $599 | Compare |
| Halcyra NS-8502 Max 2-Bay NAS (1GbE) | 2,152 | $259 | Compare |
| Halcyra NS-5655 SE 12-Bay NAS (10GbE, M.2 Cache) | 7,296 | $2,499 | Compare |
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| Mirenta NS-1365 Max 5-Bay NAS (2.5GbE, M.2 Cache) | 3,974 | $869 | Compare |
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Cite this page: Hardware Spec Index, “Halcyra NS-1691 Ultra 6-Bay NAS (1GbE, M.2 Cache)”, https://vextor7.com/item/8258733 (accessed 2026-10-19).