Hardware Spec Index

Altrix HD-3856 Pro 12TB 7,200 RPM CMR Surveillance Hard Drive

Hard Drives · Altrix · SKU HD3856-PRO · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index2,294 (Hard Drives scale)
Category rank#2,053
Street price$349
Power7 W
Performance per dollar6.57
Released2019

Specifications

BrandAltrix
ModelAltrix HD-3856 Pro
Capacity12 TB
ClassSurveillance
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, “Altrix HD-3856 Pro 12TB 7,200 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/94557082 (accessed 2026-10-22).