Kestrix NS-2643 Ultra 6-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Kestrix · SKU NS2643-ULTRA · Released 2023 · Updated 2026-10-19
Key facts
| Benchmark index | 5,408 (NAS Systems scale) |
|---|
| Category rank | #14,998 |
|---|
| Street price | $1,369 |
|---|
| Power | 58 W |
|---|
| Performance per dollar | 3.95 |
|---|
| Released | 2023 |
|---|
Specifications
| Brand | Kestrix |
|---|
| Model | Kestrix NS-2643 Ultra |
|---|
| Drive bays | 6× 3.5"/2.5" SATA, hot-swappable |
|---|
| Max raw capacity | 144 TB |
|---|
| Processor | 6-core x86, up to 3.3 GHz |
|---|
| Memory | 8 GB DDR5 |
|---|
| 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-3790 Core 8-Bay NAS (1GbE, M.2 Cache) | 5,899 | $1,439 | Compare |
| Novexa NS-7977 Plus 2-Bay NAS (1GbE) | 2,629 | $339 | Compare |
| Mirenta NS-2413 SE 4-Bay NAS (1GbE) | 3,123 | $469 | Compare |
| Kestrix NS-2800 Plus 2-Bay NAS (1GbE) | 3,128 | $499 | Compare |
| Halcyra NS-9780 Prime 2-Bay NAS (2.5GbE) | 3,305 | $499 | Compare |
| Kestrix NS-5262 SE 6-Bay NAS (2.5GbE, M.2 Cache) | 5,462 | $1,309 | Compare |
All NAS Systems · JSON
Cite this page: Hardware Spec Index, “Kestrix NS-2643 Ultra 6-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/439556 (accessed 2026-10-19).