Mirenta NS-3973 Ultra 4-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Mirenta · SKU NS3973-ULTRA · Released 2025 · Updated 2026-10-26
Key facts
| Benchmark index | 4,772 (NAS Systems scale) |
|---|
| Category rank | #48,881 |
|---|
| Street price | $1,199 |
|---|
| Power | 45 W |
|---|
| Performance per dollar | 3.98 |
|---|
| Released | 2025 |
|---|
Specifications
| Brand | Mirenta |
|---|
| Model | Mirenta NS-3973 Ultra |
|---|
| Drive bays | 4× 3.5"/2.5" SATA, hot-swappable |
|---|
| Max raw capacity | 112 TB |
|---|
| Processor | 8-core x86, up to 3.2 GHz |
|---|
| Memory | 16 GB DDR5 ECC |
|---|
| 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-6427 Edge 4-Bay NAS (2.5GbE) | 2,959 | $389 | Compare |
| Halcyra NS-9891 Core 2-Bay NAS (2.5GbE) | 2,503 | $299 | Compare |
| Kestrix NS-8048 Ti 4-Bay NAS (1GbE, M.2 Cache) | 4,249 | $839 | Compare |
| Halcyra NS-9317 Core 12-Bay NAS (10GbE, M.2 Cache) | 7,207 | $2,189 | Compare |
| Mirenta NS-9384 Prime 4-Bay NAS (2.5GbE, M.2 Cache) | 4,726 | $919 | Compare |
| Halcyra NS-2884 Prime 5-Bay NAS (2.5GbE, M.2 Cache) | 5,087 | $1,439 | Compare |
All NAS Systems · JSON
Cite this page: Hardware Spec Index, “Mirenta NS-3973 Ultra 4-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/21454795 (accessed 2026-10-26).