Novexa NS-5991 Pro 6-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Novexa · SKU NS5991-PRO · Released 2024 · Updated 2026-10-19
Key facts
| Benchmark index | 5,252 (NAS Systems scale) |
|---|
| Category rank | #36,479 |
|---|
| Street price | $1,259 |
|---|
| Power | 58 W |
|---|
| Performance per dollar | 4.17 |
|---|
| Released | 2024 |
|---|
Specifications
| Brand | Novexa |
|---|
| Model | Novexa NS-5991 Pro |
|---|
| Drive bays | 6× 3.5"/2.5" SATA, hot-swappable |
|---|
| Max raw capacity | 144 TB |
|---|
| Processor | 4-core x86, up to 3.3 GHz |
|---|
| Memory | 8 GB DDR5 |
|---|
| Network | 2× 2.5GbE |
|---|
| M.2 NVMe slots | 2× (cache or storage pool) |
|---|
| PCIe expansion | 1× PCIe 4.0 x4 slot |
|---|
| 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 |
|---|
| Novexa NS-8975 Edge 4-Bay NAS (2.5GbE) | 3,007 | $449 | Compare |
| Mirenta NS-8299 Plus 5-Bay NAS (2.5GbE, M.2 Cache) | 5,508 | $1,219 | Compare |
| Halcyra NS-5989 Pro 4-Bay NAS (2.5GbE, M.2 Cache) | 3,943 | $789 | Compare |
| Kestrix NS-7728 Ultra 2-Bay NAS (1GbE) | 2,552 | $319 | Compare |
| Mirenta NS-3738 SE 8-Bay NAS (10GbE, M.2 Cache) | 7,400 | $2,379 | Compare |
| Mirenta NS-2469 Ultra 8-Bay NAS (10GbE, M.2 Cache) | 6,185 | $1,569 | Compare |
All NAS Systems · JSON
Cite this page: Hardware Spec Index, “Novexa NS-5991 Pro 6-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/2522073 (accessed 2026-10-19).