Hardware Spec Index

Novexa HD-1646 Ultra 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Novexa · SKU HD1646-ULTRA · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index2,917 (Hard Drives scale)
Category rank#10,734
Street price$549
Power8 W
Performance per dollar5.31
Released2023

Specifications

BrandNovexa
ModelNovexa HD-1646 Ultra
Capacity20 TB
ClassEnterprise
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSAS 12 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-6814 Prime 16TB 7,200 RPM CMR NAS Hard Drive2,489$319Compare
Altrix HD-8468 XT 2TB 5,400 RPM CMR Desktop Hard Drive841$69Compare
Mirenta HD-3765 Max 12TB 7,200 RPM CMR Surveillance Hard Drive1,907$219Compare
Strivon HD-1517 Ultra 24TB 7,200 RPM CMR Enterprise Hard Drive2,982$549Compare
Altrix HD-4108 Plus 8TB 7,200 RPM SMR Desktop Hard Drive2,121$279Compare
Strivon HD-8041 SE 2TB 5,400 RPM SMR Desktop Hard Drive696$59Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-1646 Ultra 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/9580915 (accessed 2026-10-21).