Hardware Spec Index

Altrix HD-3631 Prime 4TB 5,400 RPM CMR Surveillance Hard Drive

Hard Drives · Altrix · SKU HD3631-PRIME · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index722 (Hard Drives scale)
Category rank#16,185
Street price$49
Power5 W
Performance per dollar14.73
Released2026

Specifications

BrandAltrix
ModelAltrix HD-3631 Prime
Capacity4 TB
ClassSurveillance
RecordingCMR (conventional magnetic recording)
Spindle speed5,400 RPM
Cache256 MB
InterfaceSATA 6 Gb/s
Sustained transfer180 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-2939 SE 8TB 7,200 RPM CMR Desktop Hard Drive1,843$239Compare
Mirenta HD-4603 Max 20TB 7,200 RPM CMR NAS Hard Drive2,285$339Compare
Altrix HD-9736 Max 6TB 5,400 RPM CMR NAS Hard Drive1,252$119Compare
Novexa HD-9910 Max 4TB 5,400 RPM CMR Surveillance Hard Drive1,022$79Compare
Strivon HD-8664 Pro 24TB 7,200 RPM CMR NAS Hard Drive2,610$439Compare
Novexa HD-5195 Ti 6TB 5,400 RPM SMR Desktop Hard Drive1,069$89Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-3631 Prime 4TB 5,400 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/8002510 (accessed 2026-10-19).