Hardware Spec Index

Altrix HD-4988 Ultra 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Altrix · SKU HD4988-ULTRA · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index2,689 (Hard Drives scale)
Category rank#23,660
Street price$399
Power8 W
Performance per dollar6.74
Released2022

Specifications

BrandAltrix
ModelAltrix HD-4988 Ultra
Capacity20 TB
ClassNAS
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer280 MB/s
Workload rating300 TB/year
MTBF1.2 million hours
Helium-filledYes
Warranty3 years

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Cite this page: Hardware Spec Index, “Altrix HD-4988 Ultra 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/31493907 (accessed 2026-10-25).