Hardware Spec Index

Mirenta HD-3879 Ultra 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Mirenta · SKU HD3879-ULTRA · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index3,100 (Hard Drives scale)
Category rank#38,473
Street price$599
Power8 W
Performance per dollar5.18
Released2019

Specifications

BrandMirenta
ModelMirenta HD-3879 Ultra
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-7602 XT 12TB 7,200 RPM CMR NAS Hard Drive2,200$269Compare
Mirenta HD-2110 Pro 24TB 7,200 RPM CMR Enterprise Hard Drive2,810$479Compare
Novexa HD-5103 Ti 8TB 7,200 RPM CMR Surveillance Hard Drive1,894$229Compare
Strivon HD-8234 Pro 12TB 7,200 RPM SMR Desktop Hard Drive1,869$199Compare
Mirenta HD-4245 Prime 12TB 7,200 RPM CMR Surveillance Hard Drive1,550$169Compare
Altrix HD-7442 Pro 20TB 7,200 RPM CMR Enterprise Hard Drive2,352$349Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-3879 Ultra 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/41314060 (accessed 2026-10-23).