Hardware Spec Index

Mirenta HD-6391 Ultra 8TB 7,200 RPM CMR Surveillance Hard Drive

Hard Drives · Mirenta · SKU HD6391-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index1,538 (Hard Drives scale)
Category rank#10,994
Street price$159
Power6 W
Performance per dollar9.67
Released2025

Specifications

BrandMirenta
ModelMirenta HD-6391 Ultra
Capacity8 TB
ClassSurveillance
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache256 MB
InterfaceSATA 6 Gb/s
Sustained transfer220 MB/s
Workload rating180 TB/year
MTBF1 million hours
Helium-filledNo
Warranty2 years

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Cite this page: Hardware Spec Index, “Mirenta HD-6391 Ultra 8TB 7,200 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/11111516 (accessed 2026-10-22).