Hardware Spec Index

Altrix HD-2151 Prime 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Altrix · SKU HD2151-PRIME · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index2,810 (Hard Drives scale)
Category rank#32,213
Street price$429
Power8 W
Performance per dollar6.55
Released2021

Specifications

BrandAltrix
ModelAltrix HD-2151 Prime
Capacity20 TB
ClassNAS
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer280 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
Mirenta HD-6356 Ultra 24TB 7,200 RPM CMR NAS Hard Drive2,807$549Compare
Mirenta HD-2101 SE 2TB 5,400 RPM SMR Desktop Hard Drive804$69Compare
Mirenta HD-7858 Plus 6TB 5,400 RPM SMR Desktop Hard Drive1,731$209Compare
Novexa HD-2464 Prime 2TB 5,400 RPM CMR Surveillance Hard Drive1,146$99Compare
Altrix HD-7080 SE 20TB 7,200 RPM CMR Enterprise Hard Drive2,852$469Compare
Novexa HD-9192 Ti 12TB 7,200 RPM SMR Desktop Hard Drive1,925$249Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-2151 Prime 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/1663498 (accessed 2026-10-20).