Hardware Spec Index

Altrix HD-8725 Pro 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Altrix · SKU HD8725-PRO · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index3,083 (Hard Drives scale)
Category rank#4,421
Street price$599
Power8 W
Performance per dollar5.15
Released2023

Specifications

BrandAltrix
ModelAltrix HD-8725 Pro
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

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Altrix HD-2655 SE 24TB 7,200 RPM CMR Enterprise Hard Drive2,652$399Compare
Novexa HD-9845 Edge 6TB 5,400 RPM CMR NAS Hard Drive1,567$149Compare
Novexa HD-3703 Ti 20TB 7,200 RPM CMR Enterprise Hard Drive2,372$389Compare
Strivon HD-4181 Plus 6TB 5,400 RPM CMR Surveillance Hard Drive1,821$209Compare
Altrix HD-7716 Ti 12TB 7,200 RPM CMR Surveillance Hard Drive2,409$309Compare
Strivon HD-1392 Prime 4TB 5,400 RPM CMR Surveillance Hard Drive1,368$119Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-8725 Pro 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/28292439 (accessed 2026-10-19).