Hardware Spec Index

Altrix HD-4138 Ultra 28TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Altrix · SKU HD4138-ULTRA · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index3,100 (Hard Drives scale)
Category rank#11,225
Street price$559
Power9 W
Performance per dollar5.55
Released2025

Specifications

BrandAltrix
ModelAltrix HD-4138 Ultra
Capacity28 TB
ClassEnterprise
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSAS 12 Gb/s
Sustained transfer320 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
Novexa HD-5707 Pro 16TB 7,200 RPM CMR NAS Hard Drive2,292$279Compare
Mirenta HD-7302 Max 24TB 7,200 RPM CMR Enterprise Hard Drive2,926$449Compare
Strivon HD-2270 Prime 12TB 7,200 RPM CMR NAS Hard Drive1,460$169Compare
Novexa HD-8184 Max 4TB 5,400 RPM CMR Surveillance Hard Drive1,264$89Compare
Altrix HD-4893 Max 6TB 5,400 RPM CMR NAS Hard Drive1,561$169Compare
Novexa HD-4369 XT 4TB 5,400 RPM SMR Desktop Hard Drive773$59Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-4138 Ultra 28TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/576246 (accessed 2026-10-19).