Hardware Spec Index

Altrix HD-4688 SE 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Altrix · SKU HD4688-SE · Released 2019 · Updated 2026-10-18

Key facts

Benchmark index2,516 (Hard Drives scale)
Category rank#13,741
Street price$319
Power8 W
Performance per dollar7.89
Released2019

Specifications

BrandAltrix
ModelAltrix HD-4688 SE
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-5938 SE 12TB 7,200 RPM CMR Surveillance Hard Drive2,411$339Compare
Novexa HD-8630 Max 4TB 5,400 RPM CMR Desktop Hard Drive1,164$89Compare
Mirenta HD-5197 Plus 2TB 5,400 RPM CMR Desktop Hard Drive860$69Compare
Strivon HD-6730 Max 24TB 7,200 RPM CMR NAS Hard Drive2,945$549Compare
Strivon HD-2109 Max 24TB 7,200 RPM CMR Enterprise Hard Drive2,924$509Compare
Altrix HD-3727 Ti 4TB 5,400 RPM CMR Desktop Hard Drive1,232$99Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-4688 SE 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/8656014 (accessed 2026-10-18).