Halcyra NS-2991 Prime 4-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Halcyra · SKU NS2991-PRIME · Released 2023 · Updated 2026-10-20
Key facts
| Benchmark index | 4,315 (NAS Systems scale) |
|---|
| Category rank | #8,943 |
|---|
| Street price | $1,049 |
|---|
| Power | 44 W |
|---|
| Performance per dollar | 4.11 |
|---|
| Released | 2023 |
|---|
Specifications
| Brand | Halcyra |
|---|
| Model | Halcyra NS-2991 Prime |
|---|
| Drive bays | 4× 3.5"/2.5" SATA, hot-swappable |
|---|
| Max raw capacity | 96 TB |
|---|
| Processor | 4-core x86, up to 3.1 GHz |
|---|
| Memory | 4 GB DDR5 |
|---|
| 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 | Btrfs, ext4 |
|---|
| USB | 2× USB 3.2 Gen 2 (10Gbps) |
|---|
Related guides
Similar NAS Systems
| Model | Benchmark | Price | Compare |
|---|
| Kestrix NS-4302 Pro 4-Bay NAS (2.5GbE, M.2 Cache) | 4,195 | $729 | Compare |
| Mirenta NS-2473 Pro 2-Bay NAS (2.5GbE) | 1,368 | $169 | Compare |
| Mirenta NS-2941 Ti 5-Bay NAS (2.5GbE, M.2 Cache) | 5,454 | $1,589 | Compare |
| Novexa NS-6620 XT 4-Bay NAS (1GbE, M.2 Cache) | 3,851 | $629 | Compare |
| Mirenta NS-7449 Ultra 5-Bay NAS (1GbE, M.2 Cache) | 3,641 | $649 | Compare |
| Novexa NS-4917 Pro 6-Bay NAS (2.5GbE, M.2 Cache) | 5,445 | $1,219 | Compare |
All NAS Systems · JSON
Cite this page: Hardware Spec Index, “Halcyra NS-2991 Prime 4-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/178540 (accessed 2026-10-20).