Hardware Spec Index

Altrix HD-4491 SE 16TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Altrix · SKU HD4491-SE · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index2,496 (Hard Drives scale)
Category rank#38,757
Street price$459
Power7 W
Performance per dollar5.44
Released2023

Specifications

BrandAltrix
ModelAltrix HD-4491 SE
Capacity16 TB
ClassNAS
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer260 MB/s
Workload rating300 TB/year
MTBF1.2 million hours
Helium-filledYes
Warranty3 years

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Cite this page: Hardware Spec Index, “Altrix HD-4491 SE 16TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/4286288 (accessed 2026-10-21).