Hardware Spec Index

Mirenta HD-6635 Prime 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Mirenta · SKU HD6635-PRIME · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index2,174 (Hard Drives scale)
Category rank#25,839
Street price$339
Power8 W
Performance per dollar6.41
Released2023

Specifications

BrandMirenta
ModelMirenta HD-6635 Prime
Capacity20 TB
ClassEnterprise
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer280 MB/s
Workload rating550 TB/year
MTBF2.5 million hours
Helium-filledYes
Warranty5 years

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Novexa HD-2205 Core 6TB 5,400 RPM CMR NAS Hard Drive1,912$209Compare
Altrix HD-2552 SE 20TB 7,200 RPM CMR NAS Hard Drive2,696$439Compare
Strivon HD-3012 Edge 16TB 7,200 RPM CMR Enterprise Hard Drive1,832$259Compare
Novexa HD-7220 Prime 6TB 5,400 RPM CMR NAS Hard Drive1,438$129Compare
Altrix HD-2455 Core 4TB 5,400 RPM CMR Surveillance Hard Drive938$59Compare
Novexa HD-8271 Ti 8TB 7,200 RPM CMR NAS Hard Drive1,326$139Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-6635 Prime 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/4383705 (accessed 2026-10-26).