Hardware Spec Index

Mirenta HD-3903 XT 12TB 7,200 RPM CMR Desktop Hard Drive

Hard Drives · Mirenta · SKU HD3903-XT · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index1,742 (Hard Drives scale)
Category rank#23,557
Street price$199
Power7 W
Performance per dollar8.75
Released2025

Specifications

BrandMirenta
ModelMirenta HD-3903 XT
Capacity12 TB
ClassDesktop
RecordingCMR (conventional 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-3903 XT 12TB 7,200 RPM CMR Desktop Hard Drive”, https://vextor7.com/item/5269907 (accessed 2026-10-21).