Kestrix NS-3931 Pro 4-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Kestrix · SKU NS3931-PRO · Released 2024 · Updated 2026-10-25
Key facts
| Benchmark index | 3,727 (NAS Systems scale) |
|---|
| Category rank | #14,747 |
|---|
| Street price | $579 |
|---|
| Power | 42 W |
|---|
| Performance per dollar | 6.44 |
|---|
| Released | 2024 |
|---|
Specifications
| Brand | Kestrix |
|---|
| Model | Kestrix NS-3931 Pro |
|---|
| Drive bays | 4× 3.5"/2.5" SATA, hot-swappable |
|---|
| Max raw capacity | 96 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 |
|---|
| Kestrix NS-4338 Prime 2-Bay NAS (1GbE) | 2,603 | $329 | Compare |
| Novexa NS-9773 SE 8-Bay NAS (10GbE, M.2 Cache) | 6,287 | $1,829 | Compare |
| Mirenta NS-5827 Pro 8-Bay NAS (10GbE, M.2 Cache) | 7,387 | $2,499 | Compare |
| Kestrix NS-4096 XT 6-Bay NAS (2.5GbE, M.2 Cache) | 4,836 | $1,129 | Compare |
| Novexa NS-3679 Edge 12-Bay NAS (10GbE, M.2 Cache) | 6,739 | $1,999 | Compare |
| Mirenta NS-2028 XT 6-Bay NAS (2.5GbE, M.2 Cache) | 5,526 | $1,279 | Compare |
All NAS Systems · JSON
Cite this page: Hardware Spec Index, “Kestrix NS-3931 Pro 4-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/6708796 (accessed 2026-10-25).