Hardware Spec Index

Mirenta HD-4997 XT 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Mirenta · SKU HD4997-XT · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index2,724 (Hard Drives scale)
Category rank#30,283
Street price$519
Power8 W
Performance per dollar5.25
Released2026

Specifications

BrandMirenta
ModelMirenta HD-4997 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
Mirenta HD-2293 Prime 4TB 5,400 RPM SMR Desktop Hard Drive818$59Compare
Altrix HD-7303 Pro 28TB 7,200 RPM CMR Enterprise Hard Drive2,954$599Compare
Altrix HD-7794 SE 8TB 7,200 RPM CMR Surveillance Hard Drive1,618$169Compare
Mirenta HD-7516 Ultra 24TB 7,200 RPM CMR NAS Hard Drive3,089$589Compare
Novexa HD-5589 Ultra 28TB 7,200 RPM CMR NAS Hard Drive3,080$539Compare
Mirenta HD-6841 Edge 8TB 7,200 RPM CMR Surveillance Hard Drive1,480$139Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-4997 XT 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/20148234 (accessed 2026-10-20).