Mirenta NS-6291 Ultra 6-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Mirenta · SKU NS6291-ULTRA · Released 2023 · Updated 2026-10-20
Key facts
| Benchmark index | 4,635 (NAS Systems scale) |
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| Category rank | #5,467 |
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| Street price | $1,019 |
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| Power | 56 W |
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| Performance per dollar | 4.55 |
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| Released | 2023 |
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Specifications
| Brand | Mirenta |
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| Model | Mirenta NS-6291 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 3.1 GHz |
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| Memory | 8 GB DDR5 |
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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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| Model | Benchmark | Price | Compare |
|---|
| Halcyra NS-2334 Ultra 6-Bay NAS (2.5GbE, M.2 Cache) | 4,526 | $929 | Compare |
| Novexa NS-1772 XT 2-Bay NAS (2.5GbE) | 1,993 | $219 | Compare |
| Mirenta NS-3012 Pro 8-Bay NAS (10GbE, M.2 Cache) | 6,014 | $1,749 | Compare |
| Kestrix NS-1648 Prime 2-Bay NAS (2.5GbE) | 2,847 | $479 | Compare |
| Halcyra NS-5638 Ti 8-Bay NAS (1GbE, M.2 Cache) | 5,731 | $1,499 | Compare |
| Novexa NS-3760 Plus 4-Bay NAS (2.5GbE, M.2 Cache) | 4,782 | $939 | Compare |
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Cite this page: Hardware Spec Index, “Mirenta NS-6291 Ultra 6-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/931992 (accessed 2026-10-20).