Hardware Spec Index

Novexa HD-7478 SE 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Novexa · SKU HD7478-SE · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index2,764 (Hard Drives scale)
Category rank#46,613
Street price$479
Power8 W
Performance per dollar5.77
Released2024

Specifications

BrandNovexa
ModelNovexa HD-7478 SE
Capacity20 TB
ClassEnterprise
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer280 MB/s
Workload rating550 TB/year
MTBF2.5 million hours
Helium-filledYes
Warranty5 years

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Strivon HD-8282 Edge 24TB 7,200 RPM CMR NAS Hard Drive2,802$549Compare
Strivon HD-9118 Plus 4TB 5,400 RPM SMR Desktop Hard Drive999$79Compare
Strivon HD-6527 Prime 20TB 7,200 RPM CMR Enterprise Hard Drive2,916$479Compare
Altrix HD-2371 Ultra 8TB 7,200 RPM SMR Desktop Hard Drive1,281$109Compare
Mirenta HD-7136 Plus 2TB 5,400 RPM CMR Surveillance Hard Drive1,103$79Compare
Mirenta HD-6216 Ti 12TB 7,200 RPM CMR Desktop Hard Drive1,895$249Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-7478 SE 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/95520334 (accessed 2026-10-25).