Hardware Spec Index

Mirenta HD-3640 Ultra 8TB 7,200 RPM CMR Surveillance Hard Drive

Hard Drives · Mirenta · SKU HD3640-ULTRA · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index1,469 (Hard Drives scale)
Category rank#7,316
Street price$129
Power6 W
Performance per dollar11.39
Released2026

Specifications

BrandMirenta
ModelMirenta HD-3640 Ultra
Capacity8 TB
ClassSurveillance
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache256 MB
InterfaceSATA 6 Gb/s
Sustained transfer220 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
Altrix HD-9367 Max 6TB 5,400 RPM CMR Desktop Hard Drive1,268$119Compare
Novexa HD-5145 Ultra 16TB 7,200 RPM CMR Enterprise Hard Drive2,273$319Compare
Mirenta HD-1111 SE 2TB 5,400 RPM CMR Surveillance Hard Drive904$79Compare
Strivon HD-1603 Pro 28TB 7,200 RPM CMR NAS Hard Drive3,100$559Compare
Novexa HD-3054 Pro 2TB 5,400 RPM CMR Surveillance Hard Drive703$59Compare
Novexa HD-1730 Ti 20TB 7,200 RPM CMR Enterprise Hard Drive2,627$399Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-3640 Ultra 8TB 7,200 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/76987960 (accessed 2026-10-25).