Hardware Spec Index

Mirenta HD-7647 Core 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Mirenta · SKU HD7647-CORE · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index2,353 (Hard Drives scale)
Category rank#15,780
Street price$349
Power8 W
Performance per dollar6.74
Released2022

Specifications

BrandMirenta
ModelMirenta HD-7647 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
Novexa HD-1028 SE 24TB 7,200 RPM CMR Enterprise Hard Drive2,308$319Compare
Altrix HD-4408 Ultra 6TB 5,400 RPM CMR Surveillance Hard Drive1,640$189Compare
Novexa HD-5447 SE 6TB 5,400 RPM CMR Surveillance Hard Drive1,037$69Compare
Altrix HD-8377 Pro 12TB 7,200 RPM CMR Desktop Hard Drive1,541$149Compare
Novexa HD-1605 Ti 16TB 7,200 RPM CMR Enterprise Hard Drive2,432$399Compare
Strivon HD-8418 Plus 16TB 7,200 RPM CMR NAS Hard Drive1,780$229Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-7647 Core 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/2867397 (accessed 2026-10-20).