Hardware Spec Index

Novexa HD-3146 Core 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Novexa · SKU HD3146-CORE · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index2,573 (Hard Drives scale)
Category rank#5,270
Street price$429
Power8 W
Performance per dollar6.00
Released2021

Specifications

BrandNovexa
ModelNovexa HD-3146 Core
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
Altrix HD-8425 XT 16TB 7,200 RPM CMR Enterprise Hard Drive1,912$269Compare
Novexa HD-3357 Prime 8TB 7,200 RPM CMR Surveillance Hard Drive1,854$269Compare
Strivon HD-4739 SE 20TB 7,200 RPM CMR Enterprise Hard Drive2,571$419Compare
Strivon HD-7999 Max 4TB 5,400 RPM CMR Surveillance Hard Drive985$79Compare
Novexa HD-7160 Ti 4TB 5,400 RPM CMR Surveillance Hard Drive1,486$159Compare
Altrix HD-7962 Core 16TB 7,200 RPM CMR NAS Hard Drive2,326$339Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-3146 Core 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/1921879 (accessed 2026-10-23).