Hardware Spec Index

Altrix HD-2821 Ultra 6TB 5,400 RPM CMR Surveillance Hard Drive

Hard Drives · Altrix · SKU HD2821-ULTRA · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index1,388 (Hard Drives scale)
Category rank#23,544
Street price$129
Power5 W
Performance per dollar10.76
Released2021

Specifications

BrandAltrix
ModelAltrix HD-2821 Ultra
Capacity6 TB
ClassSurveillance
RecordingCMR (conventional 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-2821 Ultra 6TB 5,400 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/8435101 (accessed 2026-10-23).