Hardware Spec Index

Altrix HD-9931 Ultra 16TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Altrix · SKU HD9931-ULTRA · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index2,260 (Hard Drives scale)
Category rank#32,453
Street price$329
Power7 W
Performance per dollar6.87
Released2019

Specifications

BrandAltrix
ModelAltrix HD-9931 Ultra
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-9931 Ultra 16TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/4824604 (accessed 2026-10-23).