Hardware Spec Index

Altrix HD-3931 XT 8TB 7,200 RPM SMR Desktop Hard Drive

Hard Drives · Altrix · SKU HD3931-XT · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index1,555 (Hard Drives scale)
Category rank#11,588
Street price$169
Power6 W
Performance per dollar9.20
Released2021

Specifications

BrandAltrix
ModelAltrix HD-3931 XT
Capacity8 TB
ClassDesktop
RecordingSMR (shingled magnetic recording)
Spindle speed7,200 RPM
Cache256 MB
InterfaceSATA 6 Gb/s
Sustained transfer220 MB/s
Workload rating180 TB/year
MTBF1 million hours
Helium-filledNo
Warranty2 years

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Cite this page: Hardware Spec Index, “Altrix HD-3931 XT 8TB 7,200 RPM SMR Desktop Hard Drive”, https://vextor7.com/item/7616737 (accessed 2026-10-23).