Hardware Spec Index

Novexa HD-3657 Pro 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Novexa · SKU HD3657-PRO · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index2,682 (Hard Drives scale)
Category rank#14,404
Street price$409
Power8 W
Performance per dollar6.56
Released2024

Specifications

BrandNovexa
ModelNovexa HD-3657 Pro
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-3462 Edge 8TB 7,200 RPM CMR NAS Hard Drive1,925$239Compare
Mirenta HD-4577 Ti 8TB 7,200 RPM CMR NAS Hard Drive1,501$159Compare
Novexa HD-4428 SE 8TB 7,200 RPM CMR Desktop Hard Drive1,321$119Compare
Mirenta HD-3115 XT 16TB 7,200 RPM CMR NAS Hard Drive2,264$319Compare
Mirenta HD-3517 Max 24TB 7,200 RPM CMR NAS Hard Drive3,013$509Compare
Mirenta HD-8414 Core 24TB 7,200 RPM CMR NAS Hard Drive2,836$539Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-3657 Pro 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/18062500 (accessed 2026-10-26).