Hardware Spec Index

Mirenta HD-4722 Pro 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Mirenta · SKU HD4722-PRO · Released 2019 · Updated 2026-10-18

Key facts

Benchmark index2,265 (Hard Drives scale)
Category rank#11,193
Street price$309
Power8 W
Performance per dollar7.33
Released2019

Specifications

BrandMirenta
ModelMirenta HD-4722 Pro
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-9915 Plus 20TB 7,200 RPM CMR NAS Hard Drive2,471$369Compare
Novexa HD-5661 Edge 6TB 5,400 RPM CMR NAS Hard Drive1,045$69Compare
Strivon HD-3245 Ultra 8TB 7,200 RPM CMR Surveillance Hard Drive1,250$119Compare
Strivon HD-7005 Ti 6TB 5,400 RPM CMR NAS Hard Drive1,004$79Compare
Altrix HD-3906 Edge 2TB 5,400 RPM SMR Desktop Hard Drive738$59Compare
Mirenta HD-7140 Prime 6TB 5,400 RPM CMR NAS Hard Drive1,338$99Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-4722 Pro 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/1751553 (accessed 2026-10-18).