Hardware Spec Index

Altrix HD-4649 Prime 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Altrix · SKU HD4649-PRIME · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index2,544 (Hard Drives scale)
Category rank#36,301
Street price$399
Power8 W
Performance per dollar6.38
Released2023

Specifications

BrandAltrix
ModelAltrix HD-4649 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
Strivon HD-5788 Plus 16TB 7,200 RPM CMR Enterprise Hard Drive2,339$409Compare
Altrix HD-6776 Ultra 24TB 7,200 RPM CMR Enterprise Hard Drive2,834$529Compare
Strivon HD-1490 Ti 16TB 7,200 RPM CMR NAS Hard Drive2,181$299Compare
Altrix HD-7698 Ultra 2TB 5,400 RPM SMR Desktop Hard Drive962$69Compare
Strivon HD-8765 XT 6TB 5,400 RPM SMR Desktop Hard Drive1,155$99Compare
Novexa HD-6110 Pro 20TB 7,200 RPM CMR NAS Hard Drive2,100$309Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-4649 Prime 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/2958447 (accessed 2026-10-23).