Kestrix NS-4638 Pro 5-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Kestrix · SKU NS4638-PRO · Released 2022 · Updated 2026-10-25
Key facts
| Benchmark index | 5,354 (NAS Systems scale) |
|---|
| Category rank | #30,824 |
|---|
| Street price | $1,459 |
|---|
| Power | 52 W |
|---|
| Performance per dollar | 3.67 |
|---|
| Released | 2022 |
|---|
Specifications
| Brand | Kestrix |
|---|
| Model | Kestrix NS-4638 Pro |
|---|
| Drive bays | 5× 3.5"/2.5" SATA, hot-swappable |
|---|
| Max raw capacity | 120 TB |
|---|
| Processor | 4-core x86, up to 3.3 GHz |
|---|
| Memory | 8 GB DDR4 |
|---|
| 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 |
|---|
| Mirenta NS-4249 Plus 4-Bay NAS (1GbE, M.2 Cache) | 4,698 | $1,159 | Compare |
| Kestrix NS-5216 Max 8-Bay NAS (2.5GbE, M.2 Cache) | 5,944 | $1,619 | Compare |
| Mirenta NS-1298 Ti 2-Bay NAS (2.5GbE) | 1,566 | $169 | Compare |
| Mirenta NS-6022 Prime 12-Bay NAS (10GbE, M.2 Cache) | 6,457 | $1,759 | Compare |
| Kestrix NS-9324 Pro 4-Bay NAS (2.5GbE) | 2,571 | $299 | Compare |
| Halcyra NS-4062 XT 12-Bay NAS (10GbE, M.2 Cache) | 5,682 | $1,609 | Compare |
All NAS Systems · JSON
Cite this page: Hardware Spec Index, “Kestrix NS-4638 Pro 5-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/781737 (accessed 2026-10-25).