Kestrix NS-7931 Ultra 5-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Kestrix · SKU NS7931-ULTRA · Released 2024 · Updated 2026-10-22
Key facts
| Benchmark index | 4,085 (NAS Systems scale) |
|---|
| Category rank | #18,714 |
|---|
| Street price | $729 |
|---|
| Power | 48 W |
|---|
| Performance per dollar | 5.60 |
|---|
| Released | 2024 |
|---|
Specifications
| Brand | Kestrix |
|---|
| Model | Kestrix NS-7931 Ultra |
|---|
| Drive bays | 5× 3.5"/2.5" SATA, hot-swappable |
|---|
| Max raw capacity | 120 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 |
|---|
| Halcyra NS-6539 Ultra 6-Bay NAS (1GbE, M.2 Cache) | 5,938 | $1,419 | Compare |
| Halcyra NS-1652 Edge 8-Bay NAS (1GbE, M.2 Cache) | 5,160 | $1,369 | Compare |
| Kestrix NS-1816 Pro 5-Bay NAS (2.5GbE, M.2 Cache) | 3,612 | $759 | Compare |
| Mirenta NS-2744 Prime 8-Bay NAS (10GbE, M.2 Cache) | 6,824 | $2,269 | Compare |
| Mirenta NS-6193 XT 5-Bay NAS (2.5GbE, M.2 Cache) | 4,931 | $1,059 | Compare |
| Kestrix NS-9970 Ti 4-Bay NAS (1GbE) | 3,469 | $519 | Compare |
All NAS Systems · JSON
Cite this page: Hardware Spec Index, “Kestrix NS-7931 Ultra 5-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/94557349 (accessed 2026-10-22).