Halcyra NS-7821 Core 4-Bay NAS (1GbE, M.2 Cache)
NAS Systems · Halcyra · SKU NS7821-CORE · Released 2020 · Updated 2026-10-20
Key facts
| Benchmark index | 3,693 (NAS Systems scale) |
|---|
| Category rank | #30,712 |
|---|
| Street price | $789 |
|---|
| Power | 43 W |
|---|
| Performance per dollar | 4.68 |
|---|
| Released | 2020 |
|---|
Specifications
| Brand | Halcyra |
|---|
| Model | Halcyra NS-7821 Core |
|---|
| Drive bays | 4× 3.5"/2.5" SATA, hot-swappable |
|---|
| Max raw capacity | 96 TB |
|---|
| Processor | 4-core ARM, 1.7 GHz |
|---|
| Memory | 8 GB DDR4 |
|---|
| Network | 2× 1GbE |
|---|
| 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 1 |
|---|
Related guides
Similar NAS Systems
| Model | Benchmark | Price | Compare |
|---|
| Mirenta NS-1568 Ti 5-Bay NAS (2.5GbE, M.2 Cache) | 4,905 | $1,339 | Compare |
| Halcyra NS-2197 Ultra 2-Bay NAS (2.5GbE) | 2,616 | $359 | Compare |
| Novexa NS-2843 Core 8-Bay NAS (1GbE, M.2 Cache) | 5,779 | $1,359 | Compare |
| Kestrix NS-7890 Plus 12-Bay NAS (10GbE, M.2 Cache) | 6,796 | $1,949 | Compare |
| Kestrix NS-7361 Max 2-Bay NAS (2.5GbE) | 1,793 | $199 | Compare |
| Halcyra NS-2512 Pro 12-Bay NAS (10GbE, M.2 Cache) | 5,956 | $1,669 | Compare |
All NAS Systems · JSON
Cite this page: Hardware Spec Index, “Halcyra NS-7821 Core 4-Bay NAS (1GbE, M.2 Cache)”, https://vextor7.com/item/4887254 (accessed 2026-10-20).