Hardware Spec Index

Mirenta HD-4978 Ultra 12TB 7,200 RPM SMR Desktop Hard Drive

Hard Drives · Mirenta · SKU HD4978-ULTRA · Released 2026 · Updated 2026-10-23

Key facts

Benchmark index2,209 (Hard Drives scale)
Category rank#41,384
Street price$259
Power7 W
Performance per dollar8.53
Released2026

Specifications

BrandMirenta
ModelMirenta HD-4978 Ultra
Capacity12 TB
ClassDesktop
RecordingSMR (shingled magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer240 MB/s
Workload rating180 TB/year
MTBF1 million hours
Helium-filledYes
Warranty2 years

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Cite this page: Hardware Spec Index, “Mirenta HD-4978 Ultra 12TB 7,200 RPM SMR Desktop Hard Drive”, https://vextor7.com/item/91310123 (accessed 2026-10-23).