Hardware Spec Index

Mirenta HD-7781 Ultra 12TB 7,200 RPM SMR Desktop Hard Drive

Hard Drives · Mirenta · SKU HD7781-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index1,979 (Hard Drives scale)
Category rank#47,128
Street price$249
Power7 W
Performance per dollar7.95
Released2024

Specifications

BrandMirenta
ModelMirenta HD-7781 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

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Mirenta HD-3777 Max 24TB 7,200 RPM CMR NAS Hard Drive2,915$599Compare
Novexa HD-7958 Core 2TB 5,400 RPM CMR Desktop Hard Drive948$69Compare
Altrix HD-5252 SE 6TB 5,400 RPM CMR Surveillance Hard Drive1,593$139Compare
Altrix HD-4679 Ultra 4TB 5,400 RPM SMR Desktop Hard Drive1,431$159Compare
Mirenta HD-6669 Ti 6TB 5,400 RPM CMR NAS Hard Drive1,760$189Compare
Strivon HD-9114 SE 20TB 7,200 RPM CMR NAS Hard Drive2,201$359Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-7781 Ultra 12TB 7,200 RPM SMR Desktop Hard Drive”, https://vextor7.com/item/668783 (accessed 2026-10-19).