Halcyra NS-5791 Ultra 4-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Halcyra · SKU NS5791-ULTRA · Released 2025 · Updated 2026-10-19
Key facts
| Benchmark index | 3,467 (NAS Systems scale) |
|---|
| Category rank | #19,642 |
|---|
| Street price | $599 |
|---|
| Power | 41 W |
|---|
| Performance per dollar | 5.79 |
|---|
| Released | 2025 |
|---|
Specifications
| Brand | Halcyra |
|---|
| Model | Halcyra NS-5791 Ultra |
|---|
| Drive bays | 4× 3.5"/2.5" SATA, hot-swappable |
|---|
| Max raw capacity | 112 TB |
|---|
| Processor | 4-core ARM, 1.7 GHz |
|---|
| Memory | 4 GB DDR4 |
|---|
| Network | 2× 2.5GbE |
|---|
| M.2 NVMe slots | 2× (cache or storage pool) |
|---|
| PCIe expansion | None |
|---|
| RAID | RAID 0/1/5/6/10, JBOD |
|---|
| File system | ZFS |
|---|
| USB | 2× USB 3.2 Gen 2 (10Gbps) |
|---|
Related guides
Similar NAS Systems
| Model | Benchmark | Price | Compare |
|---|
| Novexa NS-9948 Core 8-Bay NAS (2.5GbE, M.2 Cache) | 5,608 | $1,239 | Compare |
| Mirenta NS-6916 XT 12-Bay NAS (10GbE, M.2 Cache) | 6,909 | $1,889 | Compare |
| Novexa NS-1452 Core 4-Bay NAS (1GbE) | 2,898 | $389 | Compare |
| Halcyra NS-6223 Ti 5-Bay NAS (1GbE, M.2 Cache) | 4,266 | $799 | Compare |
| Novexa NS-3871 XT 4-Bay NAS (1GbE, M.2 Cache) | 4,453 | $899 | Compare |
| Mirenta NS-8267 Pro 8-Bay NAS (10GbE, M.2 Cache) | 6,677 | $1,919 | Compare |
All NAS Systems · JSON
Cite this page: Hardware Spec Index, “Halcyra NS-5791 Ultra 4-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/4785271 (accessed 2026-10-19).