Hardware Spec Index

Mirenta HD-4821 Pro 8TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Mirenta · SKU HD4821-PRO · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index1,436 (Hard Drives scale)
Category rank#30,914
Street price$159
Power6 W
Performance per dollar9.03
Released2020

Specifications

BrandMirenta
ModelMirenta HD-4821 Pro
Capacity8 TB
ClassNAS
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache256 MB
InterfaceSATA 6 Gb/s
Sustained transfer220 MB/s
Workload rating300 TB/year
MTBF1.2 million hours
Helium-filledNo
Warranty3 years

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Altrix HD-6145 XT 2TB 5,400 RPM CMR Desktop Hard Drive741$59Compare
Mirenta HD-9401 Ti 6TB 5,400 RPM CMR Surveillance Hard Drive1,269$109Compare
Mirenta HD-4851 XT 4TB 5,400 RPM SMR Desktop Hard Drive707$59Compare
Novexa HD-8092 Core 8TB 7,200 RPM CMR NAS Hard Drive1,561$149Compare
Mirenta HD-4960 Ultra 6TB 5,400 RPM CMR Desktop Hard Drive1,467$129Compare
Strivon HD-4603 Prime 20TB 7,200 RPM CMR Enterprise Hard Drive2,271$339Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-4821 Pro 8TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/9635567 (accessed 2026-10-21).