Halcyra NS-6621 Prime 2-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Halcyra · SKU NS6621-PRIME · Released 2024 · Updated 2026-10-25
Key facts
| Benchmark index | 3,473 (NAS Systems scale) |
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| Category rank | #41,391 |
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| Street price | $579 |
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| Power | 29 W |
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| Performance per dollar | 6.00 |
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| Released | 2024 |
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Specifications
| Brand | Halcyra |
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| Model | Halcyra NS-6621 Prime |
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| Drive bays | 2× 3.5"/2.5" SATA, hot-swappable |
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| Max raw capacity | 48 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, 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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| Novexa NS-8527 Core 5-Bay NAS (2.5GbE, M.2 Cache) | 4,169 | $779 | Compare |
| Kestrix NS-1772 Plus 2-Bay NAS (1GbE) | 2,377 | $259 | Compare |
| Kestrix NS-7188 Core 8-Bay NAS (1GbE, M.2 Cache) | 4,995 | $1,319 | Compare |
| Halcyra NS-4327 Edge 6-Bay NAS (10GbE, M.2 Cache) | 6,720 | $1,799 | Compare |
| Kestrix NS-7510 Plus 2-Bay NAS (2.5GbE) | 2,638 | $309 | Compare |
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Cite this page: Hardware Spec Index, “Halcyra NS-6621 Prime 2-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/97052681 (accessed 2026-10-25).