Kestrix NS-2491 XT 12-Bay NAS (10GbE, M.2 Cache)
NAS Systems · Kestrix · SKU NS2491-XT · Released 2019 · Updated 2026-10-21
Key facts
| Benchmark index | 6,779 (NAS Systems scale) |
|---|
| Category rank | #28,388 |
|---|
| Street price | $2,339 |
|---|
| Power | 98 W |
|---|
| Performance per dollar | 2.90 |
|---|
| Released | 2019 |
|---|
Specifications
| Brand | Kestrix |
|---|
| Model | Kestrix NS-2491 XT |
|---|
| Drive bays | 12× 3.5"/2.5" SATA, hot-swappable |
|---|
| Max raw capacity | 288 TB |
|---|
| Processor | 6-core x86, up to 3.6 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 | ZFS |
|---|
| USB | 2× USB 3.2 Gen 1 |
|---|
Related guides
Similar NAS Systems
| Model | Benchmark | Price | Compare |
|---|
| Mirenta NS-6121 SE 6-Bay NAS (2.5GbE, M.2 Cache) | 5,582 | $1,309 | Compare |
| Kestrix NS-6521 Prime 4-Bay NAS (2.5GbE) | 3,151 | $459 | Compare |
| Halcyra NS-6046 Pro 4-Bay NAS (1GbE, M.2 Cache) | 4,235 | $829 | Compare |
| Novexa NS-3110 XT 2-Bay NAS (2.5GbE) | 2,113 | $209 | Compare |
| Novexa NS-4815 Plus 2-Bay NAS (1GbE) | 2,051 | $259 | Compare |
| Mirenta NS-8290 Edge 12-Bay NAS (10GbE, M.2 Cache) | 7,058 | $2,289 | Compare |
All NAS Systems · JSON
Cite this page: Hardware Spec Index, “Kestrix NS-2491 XT 12-Bay NAS (10GbE, M.2 Cache)”, https://vextor7.com/item/6955337 (accessed 2026-10-21).