Novexa NS-4975 Ultra 4-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Novexa · SKU NS4975-ULTRA · Released 2022 · Updated 2026-10-21
Key facts
| Benchmark index | 3,983 (NAS Systems scale) |
|---|
| Category rank | #10,390 |
|---|
| Street price | $759 |
|---|
| Power | 42 W |
|---|
| Performance per dollar | 5.25 |
|---|
| Released | 2022 |
|---|
Specifications
| Brand | Novexa |
|---|
| Model | Novexa NS-4975 Ultra |
|---|
| Drive bays | 4× 3.5"/2.5" SATA, hot-swappable |
|---|
| Max raw capacity | 96 TB |
|---|
| Processor | 4-core ARM, 1.7 GHz |
|---|
| Memory | 8 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 | Btrfs, ext4 |
|---|
| USB | 2× USB 3.2 Gen 2 (10Gbps) |
|---|
Related guides
Similar NAS Systems
| Model | Benchmark | Price | Compare |
|---|
| Mirenta NS-9673 Core 4-Bay NAS (2.5GbE, M.2 Cache) | 3,406 | $509 | Compare |
| Halcyra NS-7827 Ultra 6-Bay NAS (10GbE, M.2 Cache) | 6,422 | $2,029 | Compare |
| Kestrix NS-8156 Ultra 5-Bay NAS (2.5GbE, M.2 Cache) | 4,151 | $899 | Compare |
| Kestrix NS-3769 XT 12-Bay NAS (10GbE, M.2 Cache) | 7,228 | $2,299 | Compare |
| Novexa NS-1971 Pro 2-Bay NAS (2.5GbE) | 2,666 | $339 | Compare |
| Halcyra NS-2274 SE 5-Bay NAS (1GbE, M.2 Cache) | 4,777 | $1,109 | Compare |
All NAS Systems · JSON
Cite this page: Hardware Spec Index, “Novexa NS-4975 Ultra 4-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/4680229 (accessed 2026-10-21).