Hardware Spec Index

Altrix HD-4785 Ti 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Altrix · SKU HD4785-TI · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index2,618 (Hard Drives scale)
Category rank#49,486
Street price$429
Power8 W
Performance per dollar6.10
Released2021

Specifications

BrandAltrix
ModelAltrix HD-4785 Ti
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

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Mirenta HD-4666 SE 24TB 7,200 RPM CMR NAS Hard Drive2,594$469Compare
Strivon HD-2922 Plus 6TB 5,400 RPM CMR Desktop Hard Drive1,724$179Compare
Altrix HD-5708 SE 24TB 7,200 RPM CMR NAS Hard Drive2,550$449Compare
Altrix HD-9211 XT 16TB 7,200 RPM CMR NAS Hard Drive2,070$309Compare
Mirenta HD-6531 Pro 20TB 7,200 RPM CMR Enterprise Hard Drive2,402$339Compare
Strivon HD-5771 Ti 8TB 7,200 RPM CMR NAS Hard Drive1,579$179Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-4785 Ti 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/19600283 (accessed 2026-10-19).