Mirenta NS-8691 Ultra 6-Bay NAS (1GbE, M.2 Cache)
NAS Systems · Mirenta · SKU NS8691-ULTRA · Released 2020 · Updated 2026-10-22
Key facts
| Benchmark index | 4,561 (NAS Systems scale) |
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| Category rank | #49,425 |
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| Street price | $839 |
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| Power | 56 W |
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| Performance per dollar | 5.44 |
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| Released | 2020 |
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Specifications
| Brand | Mirenta |
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| Model | Mirenta NS-8691 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 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-1317 Prime 12-Bay NAS (10GbE, M.2 Cache) | 7,400 | $2,269 | Compare |
| Mirenta NS-7488 Max 2-Bay NAS (1GbE) | 1,897 | $229 | Compare |
| Halcyra NS-5752 Ti 5-Bay NAS (1GbE, M.2 Cache) | 4,378 | $849 | Compare |
| Novexa NS-3191 Ti 6-Bay NAS (1GbE, M.2 Cache) | 4,770 | $1,049 | Compare |
| Mirenta NS-2317 Ti 12-Bay NAS (10GbE, M.2 Cache) | 5,972 | $1,639 | Compare |
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Cite this page: Hardware Spec Index, “Mirenta NS-8691 Ultra 6-Bay NAS (1GbE, M.2 Cache)”, https://vextor7.com/item/1198629 (accessed 2026-10-22).