Hardware Spec Index

Altrix HD-3901 XT 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Altrix · SKU HD3901-XT · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index2,758 (Hard Drives scale)
Category rank#45,319
Street price$519
Power8 W
Performance per dollar5.31
Released2020

Specifications

BrandAltrix
ModelAltrix HD-3901 XT
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
Strivon HD-5904 Prime 12TB 7,200 RPM CMR NAS Hard Drive1,957$269Compare
Mirenta HD-2783 SE 16TB 7,200 RPM CMR NAS Hard Drive2,570$449Compare
Strivon HD-7151 Ti 6TB 5,400 RPM CMR NAS Hard Drive1,157$89Compare
Strivon HD-4476 XT 28TB 7,200 RPM CMR Enterprise Hard Drive3,100$599Compare
Mirenta HD-7296 Pro 24TB 7,200 RPM CMR Enterprise Hard Drive2,792$479Compare
Strivon HD-2645 Core 8TB 7,200 RPM CMR Surveillance Hard Drive1,246$99Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-3901 XT 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/470545 (accessed 2026-10-21).