Hardware Spec Index

Altrix HD-9870 Ti 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Altrix · SKU HD9870-TI · Released 2019 · Updated 2026-10-18

Key facts

Benchmark index2,977 (Hard Drives scale)
Category rank#9,116
Street price$469
Power8 W
Performance per dollar6.35
Released2019

Specifications

BrandAltrix
ModelAltrix HD-9870 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
Novexa HD-9946 Core 20TB 7,200 RPM CMR Enterprise Hard Drive2,312$319Compare
Altrix HD-2236 XT 4TB 5,400 RPM CMR Surveillance Hard Drive677$59Compare
Altrix HD-7306 XT 2TB 5,400 RPM CMR Surveillance Hard Drive1,170$99Compare
Novexa HD-6693 Plus 28TB 7,200 RPM CMR Enterprise Hard Drive3,100$599Compare
Altrix HD-9773 Pro 6TB 5,400 RPM SMR Desktop Hard Drive1,003$89Compare
Mirenta HD-4838 Edge 6TB 5,400 RPM CMR NAS Hard Drive1,175$119Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-9870 Ti 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/34100 (accessed 2026-10-18).