Hardware Spec Index

Altrix HD-3821 Ultra 2TB 5,400 RPM CMR Desktop Hard Drive

Hard Drives · Altrix · SKU HD3821-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index672 (Hard Drives scale)
Category rank#20,694
Street price$59
Power4 W
Performance per dollar11.39
Released2021

Specifications

BrandAltrix
ModelAltrix HD-3821 Ultra
Capacity2 TB
ClassDesktop
RecordingCMR (conventional magnetic recording)
Spindle speed5,400 RPM
Cache256 MB
InterfaceSATA 6 Gb/s
Sustained transfer170 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-3821 Ultra 2TB 5,400 RPM CMR Desktop Hard Drive”, https://vextor7.com/item/205765 (accessed 2026-10-24).