Hardware Spec Index

Mirenta HD-1478 Core 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Mirenta · SKU HD1478-CORE · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index2,242 (Hard Drives scale)
Category rank#39,355
Street price$319
Power8 W
Performance per dollar7.03
Released2020

Specifications

BrandMirenta
ModelMirenta HD-1478 Core
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

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Cite this page: Hardware Spec Index, “Mirenta HD-1478 Core 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/3921290 (accessed 2026-10-23).