Hardware Spec Index

Mirenta HD-3221 XT 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Mirenta · SKU HD3221-XT · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index2,244 (Hard Drives scale)
Category rank#16,654
Street price$309
Power8 W
Performance per dollar7.26
Released2025

Specifications

BrandMirenta
ModelMirenta HD-3221 XT
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
Altrix HD-7030 Max 12TB 7,200 RPM CMR Desktop Hard Drive2,302$339Compare
Strivon HD-7658 Max 4TB 5,400 RPM SMR Desktop Hard Drive1,216$109Compare
Strivon HD-5117 Core 16TB 7,200 RPM CMR NAS Hard Drive1,962$259Compare
Strivon HD-3895 Max 8TB 7,200 RPM CMR NAS Hard Drive1,619$159Compare
Novexa HD-2425 Core 2TB 5,400 RPM SMR Desktop Hard Drive828$59Compare
Mirenta HD-6823 Prime 28TB 7,200 RPM CMR NAS Hard Drive2,684$549Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-3221 XT 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/20111819 (accessed 2026-10-25).