Hardware Spec Index

Novexa NS-6421 Ultra 6-Bay NAS (2.5GbE, M.2 Cache)

NAS Systems · Novexa · SKU NS6421-ULTRA · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index4,781 (NAS Systems scale)
Category rank#20,027
Street price$1,119
Power57 W
Performance per dollar4.27
Released2022

Specifications

BrandNovexa
ModelNovexa NS-6421 Ultra
Drive bays6× 3.5"/2.5" SATA, hot-swappable
Max raw capacity144 TB
Processor6-core x86, up to 3.2 GHz
Memory8 GB DDR4
Network2× 2.5GbE
M.2 NVMe slots2× (cache or storage pool)
PCIe expansionNone
RAIDRAID 0/1/5/6/10, JBOD
File systemZFS
USB2× USB 3.2 Gen 2 (10Gbps)

Related guides

NAS RAID Levels ExplainedCMR vs SMR Hard Drives2.5GbE, 5GbE and 10GbE NetworkingNVMe SSDs Explained

Similar NAS Systems

ModelBenchmarkPriceCompare
Kestrix NS-2558 Ti 2-Bay NAS (1GbE)1,738$189Compare
Halcyra NS-4453 Prime 5-Bay NAS (1GbE, M.2 Cache)4,439$949Compare
Mirenta NS-3263 Plus 4-Bay NAS (1GbE)2,541$309Compare
Halcyra NS-4649 Core 8-Bay NAS (10GbE, M.2 Cache)6,704$1,989Compare
Novexa NS-8326 Edge 4-Bay NAS (2.5GbE)3,165$549Compare
Kestrix NS-3205 Prime 4-Bay NAS (2.5GbE)2,331$239Compare

All NAS Systems · JSON

Cite this page: Hardware Spec Index, “Novexa NS-6421 Ultra 6-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/16170486 (accessed 2026-10-23).