Kestrix NS-9491 XT 6-Bay NAS (10GbE, M.2 Cache)
NAS Systems · Kestrix · SKU NS9491-XT · Released 2022 · Updated 2026-10-21
Key facts
| Benchmark index | 6,709 (NAS Systems scale) |
|---|
| Category rank | #23,642 |
|---|
| Street price | $1,999 |
|---|
| Power | 61 W |
|---|
| Performance per dollar | 3.36 |
|---|
| Released | 2022 |
|---|
Specifications
| Brand | Kestrix |
|---|
| Model | Kestrix NS-9491 XT |
|---|
| Drive bays | 6× 3.5"/2.5" SATA, hot-swappable |
|---|
| Max raw capacity | 144 TB |
|---|
| Processor | 6-core x86, up to 3.5 GHz |
|---|
| Memory | 32 GB DDR4 ECC |
|---|
| Network | 1× 10GbE + 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 |
|---|
| Halcyra NS-9150 Edge 2-Bay NAS (1GbE) | 1,776 | $169 | Compare |
| Halcyra NS-7336 XT 6-Bay NAS (1GbE, M.2 Cache) | 4,828 | $1,229 | Compare |
| Kestrix NS-8936 Plus 6-Bay NAS (2.5GbE, M.2 Cache) | 4,408 | $979 | Compare |
| Kestrix NS-8142 Ultra 4-Bay NAS (2.5GbE, M.2 Cache) | 3,962 | $819 | Compare |
| Kestrix NS-9408 Ultra 4-Bay NAS (1GbE) | 2,422 | $259 | Compare |
| Novexa NS-4130 Ti 2-Bay NAS (2.5GbE) | 2,040 | $209 | Compare |
All NAS Systems · JSON
Cite this page: Hardware Spec Index, “Kestrix NS-9491 XT 6-Bay NAS (10GbE, M.2 Cache)”, https://vextor7.com/item/8405093 (accessed 2026-10-21).