Hardware Spec Index

Novexa HD-3981 Core 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Novexa · SKU HD3981-CORE · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index2,379 (Hard Drives scale)
Category rank#13,468
Street price$329
Power8 W
Performance per dollar7.23
Released2023

Specifications

BrandNovexa
ModelNovexa HD-3981 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-9504 Core 6TB 5,400 RPM CMR NAS Hard Drive1,791$209Compare
Novexa HD-7102 Plus 8TB 7,200 RPM SMR Desktop Hard Drive1,888$279Compare
Mirenta HD-2229 Max 12TB 7,200 RPM CMR Surveillance Hard Drive2,319$339Compare
Novexa HD-5985 Pro 4TB 5,400 RPM SMR Desktop Hard Drive1,346$129Compare
Strivon HD-5741 Core 8TB 7,200 RPM CMR Surveillance Hard Drive2,095$259Compare
Altrix HD-6158 Ultra 12TB 7,200 RPM CMR Surveillance Hard Drive2,385$339Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-3981 Core 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/3204593 (accessed 2026-10-21).