Hardware Spec Index

Mirenta HD-7939 Prime 4TB 5,400 RPM CMR Desktop Hard Drive

Hard Drives · Mirenta · SKU HD7939-PRIME · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index982 (Hard Drives scale)
Category rank#22,106
Street price$69
Power5 W
Performance per dollar14.23
Released2026

Specifications

BrandMirenta
ModelMirenta HD-7939 Prime
Capacity4 TB
ClassDesktop
RecordingCMR (conventional magnetic recording)
Spindle speed5,400 RPM
Cache256 MB
InterfaceSATA 6 Gb/s
Sustained transfer180 MB/s
Workload rating180 TB/year
MTBF1 million hours
Helium-filledNo
Warranty2 years

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Mirenta HD-3098 XT 24TB 7,200 RPM CMR NAS Hard Drive3,044$589Compare
Altrix HD-4568 Ti 20TB 7,200 RPM CMR Enterprise Hard Drive2,711$479Compare
Novexa HD-5572 XT 2TB 5,400 RPM CMR Desktop Hard Drive921$69Compare
Novexa HD-9571 XT 4TB 5,400 RPM CMR Surveillance Hard Drive1,462$119Compare
Strivon HD-6148 Pro 12TB 7,200 RPM SMR Desktop Hard Drive2,163$249Compare
Altrix HD-5054 Core 2TB 5,400 RPM CMR Surveillance Hard Drive673$49Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-7939 Prime 4TB 5,400 RPM CMR Desktop Hard Drive”, https://vextor7.com/item/51458453 (accessed 2026-10-21).