Hardware Spec Index

Mirenta HD-6645 Plus 6TB 5,400 RPM SMR Desktop Hard Drive

Hard Drives · Mirenta · SKU HD6645-PLUS · Released 2021 · Updated 2026-10-27

Key facts

Benchmark index1,404 (Hard Drives scale)
Category rank#7,960
Street price$159
Power5 W
Performance per dollar8.83
Released2021

Specifications

BrandMirenta
ModelMirenta HD-6645 Plus
Capacity6 TB
ClassDesktop
RecordingSMR (shingled magnetic recording)
Spindle speed5,400 RPM
Cache256 MB
InterfaceSATA 6 Gb/s
Sustained transfer190 MB/s
Workload rating180 TB/year
MTBF1 million hours
Helium-filledNo
Warranty2 years

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Mirenta HD-5488 XT 12TB 7,200 RPM SMR Desktop Hard Drive2,102$299Compare
Mirenta HD-9476 Max 20TB 7,200 RPM CMR NAS Hard Drive2,657$399Compare
Mirenta HD-3894 Pro 16TB 7,200 RPM CMR NAS Hard Drive2,117$329Compare
Mirenta HD-4424 Ti 6TB 5,400 RPM CMR NAS Hard Drive1,276$99Compare
Novexa HD-5375 Pro 24TB 7,200 RPM CMR Enterprise Hard Drive2,744$439Compare
Altrix HD-5089 SE 4TB 5,400 RPM CMR Surveillance Hard Drive1,143$89Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-6645 Plus 6TB 5,400 RPM SMR Desktop Hard Drive”, https://vextor7.com/item/12332575 (accessed 2026-10-27).