Hardware Spec Index

Altrix HD-3503 Ti 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Altrix · SKU HD3503-TI · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index2,693 (Hard Drives scale)
Category rank#32,332
Street price$519
Power8 W
Performance per dollar5.19
Released2023

Specifications

BrandAltrix
ModelAltrix HD-3503 Ti
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-8431 Ti 16TB 7,200 RPM CMR Enterprise Hard Drive2,020$209Compare
Mirenta HD-9923 SE 16TB 7,200 RPM CMR NAS Hard Drive2,167$259Compare
Novexa HD-9495 XT 2TB 5,400 RPM CMR Surveillance Hard Drive1,139$79Compare
Strivon HD-4866 Core 8TB 7,200 RPM SMR Desktop Hard Drive1,878$209Compare
Mirenta HD-2829 Prime 16TB 7,200 RPM CMR NAS Hard Drive2,747$489Compare
Strivon HD-6820 XT 2TB 5,400 RPM CMR Surveillance Hard Drive982$79Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-3503 Ti 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/71679513 (accessed 2026-10-20).