Hardware Spec Index

Mirenta HD-8129 Ultra 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Mirenta · SKU HD8129-ULTRA · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index2,942 (Hard Drives scale)
Category rank#44,730
Street price$579
Power8 W
Performance per dollar5.08
Released2023

Specifications

BrandMirenta
ModelMirenta HD-8129 Ultra
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-7826 Ti 4TB 5,400 RPM SMR Desktop Hard Drive1,396$119Compare
Altrix HD-9663 Max 8TB 7,200 RPM CMR NAS Hard Drive2,068$259Compare
Strivon HD-2291 Max 16TB 7,200 RPM CMR Enterprise Hard Drive1,925$249Compare
Altrix HD-4173 Plus 4TB 5,400 RPM CMR Surveillance Hard Drive1,199$99Compare
Novexa HD-4098 Edge 24TB 7,200 RPM CMR Enterprise Hard Drive2,686$549Compare
Novexa HD-7180 Core 4TB 5,400 RPM CMR Surveillance Hard Drive1,425$119Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-8129 Ultra 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/220205 (accessed 2026-10-19).