Hardware Spec Index

Altrix HD-3218 Pro 8TB 7,200 RPM CMR Surveillance Hard Drive

Hard Drives · Altrix · SKU HD3218-PRO · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index1,868 (Hard Drives scale)
Category rank#34,825
Street price$249
Power6 W
Performance per dollar7.50
Released2021

Specifications

BrandAltrix
ModelAltrix HD-3218 Pro
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
Strivon HD-8287 Plus 4TB 5,400 RPM CMR Desktop Hard Drive1,285$129Compare
Novexa HD-3726 SE 2TB 5,400 RPM SMR Desktop Hard Drive883$59Compare
Altrix HD-6318 Plus 20TB 7,200 RPM CMR NAS Hard Drive2,948$529Compare
Altrix HD-9448 Pro 2TB 5,400 RPM SMR Desktop Hard Drive940$59Compare
Mirenta HD-3147 Edge 8TB 7,200 RPM CMR Surveillance Hard Drive1,358$139Compare
Novexa HD-8009 Pro 20TB 7,200 RPM CMR Enterprise Hard Drive2,945$559Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-3218 Pro 8TB 7,200 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/4918973 (accessed 2026-10-21).