Kestrix NS-3581 Prime 4-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Kestrix · SKU NS3581-PRIME · Released 2024 · Updated 2026-10-19
Key facts
| Benchmark index | 3,341 (NAS Systems scale) |
|---|
| Category rank | #5,226 |
|---|
| Street price | $559 |
|---|
| Power | 41 W |
|---|
| Performance per dollar | 5.98 |
|---|
| Released | 2024 |
|---|
Specifications
| Brand | Kestrix |
|---|
| Model | Kestrix NS-3581 Prime |
|---|
| 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 |
|---|
| Novexa NS-2675 Core 2-Bay NAS (2.5GbE) | 2,603 | $329 | Compare |
| Novexa NS-1980 Plus 4-Bay NAS (1GbE) | 2,541 | $299 | Compare |
| Kestrix NS-9405 SE 5-Bay NAS (2.5GbE, M.2 Cache) | 5,595 | $1,349 | Compare |
| Kestrix NS-2868 Prime 4-Bay NAS (2.5GbE, M.2 Cache) | 3,984 | $919 | Compare |
| Mirenta NS-4936 Prime 2-Bay NAS (2.5GbE) | 1,820 | $219 | Compare |
| Kestrix NS-6944 Edge 12-Bay NAS (10GbE, M.2 Cache) | 6,264 | $1,639 | Compare |
All NAS Systems · JSON
Cite this page: Hardware Spec Index, “Kestrix NS-3581 Prime 4-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/6316629 (accessed 2026-10-19).