Hardware Spec Index

Altrix HD-1989 Ultra 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Altrix · SKU HD1989-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index2,434 (Hard Drives scale)
Category rank#8,106
Street price$409
Power8 W
Performance per dollar5.95
Released2021

Specifications

BrandAltrix
ModelAltrix HD-1989 Ultra
Capacity20 TB
ClassEnterprise
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSAS 12 Gb/s
Sustained transfer280 MB/s
Workload rating550 TB/year
MTBF2.5 million hours
Helium-filledYes
Warranty5 years

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Cite this page: Hardware Spec Index, “Altrix HD-1989 Ultra 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/5889129 (accessed 2026-10-21).