Hardware Spec Index

Mirenta HD-2121 Prime 12TB 7,200 RPM CMR Surveillance Hard Drive

Hard Drives · Mirenta · SKU HD2121-PRIME · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index1,930 (Hard Drives scale)
Category rank#38,634
Street price$229
Power7 W
Performance per dollar8.43
Released2020

Specifications

BrandMirenta
ModelMirenta HD-2121 Prime
Capacity12 TB
ClassSurveillance
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer240 MB/s
Workload rating180 TB/year
MTBF1 million hours
Helium-filledYes
Warranty2 years

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Novexa HD-5964 Ultra 24TB 7,200 RPM CMR NAS Hard Drive2,918$509Compare
Novexa HD-6787 Pro 6TB 5,400 RPM CMR Surveillance Hard Drive1,194$109Compare
Mirenta HD-8751 Pro 4TB 5,400 RPM SMR Desktop Hard Drive1,123$79Compare
Altrix HD-1957 SE 4TB 5,400 RPM SMR Desktop Hard Drive1,457$139Compare
Strivon HD-2139 Core 16TB 7,200 RPM CMR Enterprise Hard Drive1,940$279Compare
Altrix HD-3257 Ti 24TB 7,200 RPM CMR Enterprise Hard Drive2,542$399Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-2121 Prime 12TB 7,200 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/94093206 (accessed 2026-10-26).