Hardware Spec Index

Altrix HD-3521 Plus 6TB 5,400 RPM SMR Desktop Hard Drive

Hard Drives · Altrix · SKU HD3521-PLUS · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index1,345 (Hard Drives scale)
Category rank#40,474
Street price$129
Power5 W
Performance per dollar10.43
Released2023

Specifications

BrandAltrix
ModelAltrix HD-3521 Plus
Capacity6 TB
ClassDesktop
RecordingSMR (shingled magnetic recording)
Spindle speed5,400 RPM
Cache256 MB
InterfaceSATA 6 Gb/s
Sustained transfer190 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-3521 Plus 6TB 5,400 RPM SMR Desktop Hard Drive”, https://vextor7.com/item/2961822 (accessed 2026-10-22).