Hardware Spec Index

Strivon HD-3921 Ultra 12TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Strivon · SKU HD3921-ULTRA · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index1,923 (Hard Drives scale)
Category rank#7,840
Street price$239
Power7 W
Performance per dollar8.05
Released2023

Specifications

BrandStrivon
ModelStrivon HD-3921 Ultra
Capacity12 TB
ClassNAS
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer240 MB/s
Workload rating300 TB/year
MTBF1.2 million hours
Helium-filledYes
Warranty3 years

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Cite this page: Hardware Spec Index, “Strivon HD-3921 Ultra 12TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/95291846 (accessed 2026-10-25).