Mirenta NS-4576 Ultra 2-Bay NAS (2.5GbE)
NAS Systems · Mirenta · SKU NS4576-ULTRA · Released 2023 · Updated 2026-10-27
Key facts
| Benchmark index | 1,511 (NAS Systems scale) |
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| Category rank | #8,328 |
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| Street price | $179 |
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| Power | 25 W |
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| Performance per dollar | 8.44 |
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| Released | 2023 |
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Specifications
| Brand | Mirenta |
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| Model | Mirenta NS-4576 Ultra |
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| Drive bays | 2× 3.5"/2.5" SATA, hot-swappable |
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| Max raw capacity | 48 TB |
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| Processor | 4-core ARM, 1.7 GHz |
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| Memory | 2 GB DDR4 |
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| Network | 2× 2.5GbE |
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| M.2 NVMe slots | None |
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| PCIe expansion | None |
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| RAID | RAID 0/1, JBOD |
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| File system | Btrfs, ext4 |
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| USB | 2× USB 3.2 Gen 2 (10Gbps) |
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Related guides
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|---|
| Novexa NS-4831 XT 2-Bay NAS (2.5GbE) | 3,044 | $429 | Compare |
| Novexa NS-3838 Max 2-Bay NAS (1GbE) | 2,018 | $209 | Compare |
| Mirenta NS-9537 Ultra 12-Bay NAS (10GbE, M.2 Cache) | 7,025 | $2,089 | Compare |
| Novexa NS-9820 Edge 4-Bay NAS (2.5GbE, M.2 Cache) | 4,160 | $949 | Compare |
| Mirenta NS-6266 Ultra 5-Bay NAS (1GbE, M.2 Cache) | 4,304 | $1,029 | Compare |
| Halcyra NS-2613 Prime 2-Bay NAS (1GbE) | 1,851 | $209 | Compare |
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Cite this page: Hardware Spec Index, “Mirenta NS-4576 Ultra 2-Bay NAS (2.5GbE)”, https://vextor7.com/item/71366963 (accessed 2026-10-27).