Hardware Spec Index

Novexa HD-4637 Max 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Novexa · SKU HD4637-MAX · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index2,844 (Hard Drives scale)
Category rank#11,325
Street price$599
Power8 W
Performance per dollar4.75
Released2019

Specifications

BrandNovexa
ModelNovexa HD-4637 Max
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

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Cite this page: Hardware Spec Index, “Novexa HD-4637 Max 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/97836885 (accessed 2026-10-22).