Hardware Spec Index

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

Hard Drives · Altrix · SKU HD3521-PLUS · Released 2026 · Updated 2026-10-26

Key facts

Benchmark index1,532 (Hard Drives scale)
Category rank#30,869
Street price$159
Power5 W
Performance per dollar9.64
Released2026

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

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Strivon HD-3778 Ultra 8TB 7,200 RPM CMR Desktop Hard Drive1,718$179Compare
Altrix HD-4371 Pro 20TB 7,200 RPM CMR NAS Hard Drive2,334$349Compare
Strivon HD-7001 Plus 16TB 7,200 RPM CMR NAS Hard Drive2,540$339Compare
Strivon HD-4319 XT 16TB 7,200 RPM CMR NAS Hard Drive2,250$309Compare
Strivon HD-3300 Plus 12TB 7,200 RPM SMR Desktop Hard Drive2,283$329Compare
Novexa HD-9667 Pro 12TB 7,200 RPM CMR Desktop Hard Drive1,809$209Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-3521 Plus 6TB 5,400 RPM SMR Desktop Hard Drive”, https://vextor7.com/item/43030974 (accessed 2026-10-26).