Hardware Spec Index

Mirenta HD-3956 XT 12TB 7,200 RPM SMR Desktop Hard Drive

Hard Drives · Mirenta · SKU HD3956-XT · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index2,290 (Hard Drives scale)
Category rank#6,635
Street price$359
Power7 W
Performance per dollar6.38
Released2024

Specifications

BrandMirenta
ModelMirenta HD-3956 XT
Capacity12 TB
ClassDesktop
RecordingSMR (shingled magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer240 MB/s
Workload rating180 TB/year
MTBF1 million hours
Helium-filledYes
Warranty2 years

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Cite this page: Hardware Spec Index, “Mirenta HD-3956 XT 12TB 7,200 RPM SMR Desktop Hard Drive”, https://vextor7.com/item/4097809 (accessed 2026-10-19).