Hardware Spec Index

Mirenta HD-9147 Edge 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Mirenta · SKU HD9147-EDGE · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index2,333 (Hard Drives scale)
Category rank#12,184
Street price$279
Power8 W
Performance per dollar8.36
Released2020

Specifications

BrandMirenta
ModelMirenta HD-9147 Edge
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-8175 Pro 24TB 7,200 RPM CMR NAS Hard Drive2,700$469Compare
Novexa HD-3858 Edge 2TB 5,400 RPM SMR Desktop Hard Drive1,218$109Compare
Mirenta HD-9568 SE 2TB 5,400 RPM SMR Desktop Hard Drive1,164$99Compare
Altrix HD-9676 Core 12TB 7,200 RPM CMR Desktop Hard Drive2,035$269Compare
Altrix HD-8945 SE 12TB 7,200 RPM SMR Desktop Hard Drive2,312$339Compare
Altrix HD-2756 SE 6TB 5,400 RPM SMR Desktop Hard Drive1,095$89Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-9147 Edge 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/5514769 (accessed 2026-10-21).