Hardware Spec Index

Mirenta HD-4946 Prime 28TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Mirenta · SKU HD4946-PRIME · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index2,870 (Hard Drives scale)
Category rank#31,910
Street price$589
Power9 W
Performance per dollar4.87
Released2026

Specifications

BrandMirenta
ModelMirenta HD-4946 Prime
Capacity28 TB
ClassEnterprise
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer320 MB/s
Workload rating550 TB/year
MTBF2.5 million hours
Helium-filledYes
Warranty5 years

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Cite this page: Hardware Spec Index, “Mirenta HD-4946 Prime 28TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/9355752 (accessed 2026-10-20).