Hardware Spec Index

Altrix HD-2391 Ultra 12TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Altrix · SKU HD2391-ULTRA · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index2,037 (Hard Drives scale)
Category rank#30,830
Street price$259
Power7 W
Performance per dollar7.86
Released2024

Specifications

BrandAltrix
ModelAltrix HD-2391 Ultra
Capacity12 TB
ClassNAS
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer240 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-2338 Core 2TB 5,400 RPM CMR Surveillance Hard Drive876$59Compare
Strivon HD-4185 Max 16TB 7,200 RPM CMR Enterprise Hard Drive2,256$269Compare
Mirenta HD-1864 Max 16TB 7,200 RPM CMR NAS Hard Drive2,608$399Compare
Altrix HD-9473 Ultra 6TB 5,400 RPM CMR Desktop Hard Drive1,630$169Compare
Altrix HD-5241 Max 4TB 5,400 RPM CMR Desktop Hard Drive1,203$79Compare
Strivon HD-7718 Core 16TB 7,200 RPM CMR Enterprise Hard Drive2,690$419Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-2391 Ultra 12TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/5804491 (accessed 2026-10-25).