Hardware Spec Index

Novexa HD-4157 Prime 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Novexa · SKU HD4157-PRIME · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index3,100 (Hard Drives scale)
Category rank#35,220
Street price$549
Power8 W
Performance per dollar5.65
Released2022

Specifications

BrandNovexa
ModelNovexa HD-4157 Prime
Capacity20 TB
ClassNAS
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer280 MB/s
Workload rating300 TB/year
MTBF1.2 million hours
Helium-filledYes
Warranty3 years

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Mirenta HD-9260 Prime 28TB 7,200 RPM CMR NAS Hard Drive2,584$409Compare
Altrix HD-4149 XT 8TB 7,200 RPM CMR NAS Hard Drive1,922$199Compare
Novexa HD-4136 Edge 2TB 5,400 RPM CMR Surveillance Hard Drive839$59Compare
Altrix HD-3184 Max 12TB 7,200 RPM CMR Desktop Hard Drive1,839$179Compare
Altrix HD-9007 Core 20TB 7,200 RPM CMR Enterprise Hard Drive2,845$479Compare
Mirenta HD-7428 Edge 24TB 7,200 RPM CMR Enterprise Hard Drive2,769$479Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-4157 Prime 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/53665878 (accessed 2026-10-21).