Hardware Spec Index

Altrix HD-4507 Ultra 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Altrix · SKU HD4507-ULTRA · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index2,937 (Hard Drives scale)
Category rank#16,414
Street price$529
Power8 W
Performance per dollar5.55
Released2020

Specifications

BrandAltrix
ModelAltrix HD-4507 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

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Altrix HD-1695 Pro 6TB 5,400 RPM CMR Surveillance Hard Drive984$79Compare
Strivon HD-5489 Prime 24TB 7,200 RPM CMR Enterprise Hard Drive2,859$529Compare
Novexa HD-6521 Plus 4TB 5,400 RPM CMR Surveillance Hard Drive1,279$89Compare
Mirenta HD-4979 Ti 6TB 5,400 RPM SMR Desktop Hard Drive1,385$119Compare
Strivon HD-8207 Prime 6TB 5,400 RPM CMR Desktop Hard Drive986$69Compare
Novexa HD-5929 Plus 20TB 7,200 RPM CMR Enterprise Hard Drive2,951$579Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-4507 Ultra 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/15747765 (accessed 2026-10-26).