Hardware Spec Index

Mirenta HD-3939 Pro 8TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Mirenta · SKU HD3939-PRO · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index1,537 (Hard Drives scale)
Category rank#21,199
Street price$159
Power6 W
Performance per dollar9.67
Released2020

Specifications

BrandMirenta
ModelMirenta HD-3939 Pro
Capacity8 TB
ClassNAS
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache256 MB
InterfaceSATA 6 Gb/s
Sustained transfer220 MB/s
Workload rating300 TB/year
MTBF1.2 million hours
Helium-filledNo
Warranty3 years

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Cite this page: Hardware Spec Index, “Mirenta HD-3939 Pro 8TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/19785408 (accessed 2026-10-24).