Hardware Spec Index

Altrix HD-5921 Max 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Altrix · SKU HD5921-MAX · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index2,629 (Hard Drives scale)
Category rank#30,737
Street price$399
Power8 W
Performance per dollar6.59
Released2022

Specifications

BrandAltrix
ModelAltrix HD-5921 Max
Capacity20 TB
ClassEnterprise
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer280 MB/s
Workload rating550 TB/year
MTBF2.5 million hours
Helium-filledYes
Warranty5 years

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Altrix HD-1824 Ultra 4TB 5,400 RPM SMR Desktop Hard Drive1,419$149Compare
Mirenta HD-4602 Core 12TB 7,200 RPM SMR Desktop Hard Drive2,282$309Compare
Mirenta HD-9474 Max 2TB 5,400 RPM SMR Desktop Hard Drive780$59Compare
Mirenta HD-4472 Edge 2TB 5,400 RPM CMR Surveillance Hard Drive1,183$89Compare
Altrix HD-8941 SE 24TB 7,200 RPM CMR Enterprise Hard Drive2,518$449Compare
Strivon HD-1926 Prime 2TB 5,400 RPM SMR Desktop Hard Drive684$59Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-5921 Max 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/1648469 (accessed 2026-10-21).