Hardware Spec Index

Novexa HD-4657 Ultra 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Novexa · SKU HD4657-ULTRA · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index2,287 (Hard Drives scale)
Category rank#14,661
Street price$339
Power8 W
Performance per dollar6.75
Released2026

Specifications

BrandNovexa
ModelNovexa HD-4657 Ultra
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
Novexa HD-8466 Core 16TB 7,200 RPM CMR NAS Hard Drive1,969$289Compare
Strivon HD-4612 Prime 24TB 7,200 RPM CMR NAS Hard Drive2,744$519Compare
Mirenta HD-3772 SE 20TB 7,200 RPM CMR Enterprise Hard Drive2,352$339Compare
Strivon HD-3176 Edge 20TB 7,200 RPM CMR NAS Hard Drive3,009$519Compare
Mirenta HD-3940 Core 20TB 7,200 RPM CMR Enterprise Hard Drive2,266$309Compare
Strivon HD-1282 Prime 12TB 7,200 RPM CMR Surveillance Hard Drive1,727$169Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-4657 Ultra 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/3586784 (accessed 2026-10-24).