Hardware Spec Index

Mirenta HD-6855 Pro 12TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Mirenta · SKU HD6855-PRO · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,680 (Hard Drives scale)
Category rank#48,844
Street price$189
Power7 W
Performance per dollar8.89
Released2024

Specifications

BrandMirenta
ModelMirenta HD-6855 Pro
Capacity12 TB
ClassNAS
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer240 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
Altrix HD-3642 SE 12TB 7,200 RPM CMR NAS Hard Drive1,493$149Compare
Novexa HD-3839 Ti 16TB 7,200 RPM CMR NAS Hard Drive2,116$309Compare
Altrix HD-8987 Edge 6TB 5,400 RPM CMR Surveillance Hard Drive1,580$159Compare
Altrix HD-8575 XT 16TB 7,200 RPM CMR Enterprise Hard Drive1,849$239Compare
Novexa HD-9621 Plus 12TB 7,200 RPM CMR NAS Hard Drive2,018$309Compare
Altrix HD-5608 XT 6TB 5,400 RPM CMR Surveillance Hard Drive965$69Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-6855 Pro 12TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/95025311 (accessed 2026-10-20).