Hardware Spec Index

Mirenta HD-1691 Ultra 8TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Mirenta · SKU HD1691-ULTRA · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index1,648 (Hard Drives scale)
Category rank#5,735
Street price$209
Power6 W
Performance per dollar7.89
Released2020

Specifications

BrandMirenta
ModelMirenta HD-1691 Ultra
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
Mirenta HD-2875 Plus 8TB 7,200 RPM SMR Desktop Hard Drive1,588$159Compare
Altrix HD-6524 Pro 8TB 7,200 RPM CMR NAS Hard Drive2,106$279Compare
Strivon HD-9799 Core 8TB 7,200 RPM CMR Surveillance Hard Drive1,481$149Compare
Mirenta HD-1785 Core 8TB 7,200 RPM CMR Surveillance Hard Drive2,064$269Compare
Mirenta HD-2233 Max 20TB 7,200 RPM CMR Enterprise Hard Drive2,242$359Compare
Mirenta HD-7306 Ti 4TB 5,400 RPM SMR Desktop Hard Drive674$49Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-1691 Ultra 8TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/265270 (accessed 2026-10-20).