Hardware Spec Index

Novexa HD-7931 Ultra 4TB 5,400 RPM CMR Surveillance Hard Drive

Hard Drives · Novexa · SKU HD7931-ULTRA · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index911 (Hard Drives scale)
Category rank#43,518
Street price$79
Power5 W
Performance per dollar11.53
Released2024

Specifications

BrandNovexa
ModelNovexa HD-7931 Ultra
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-3211 XT 6TB 5,400 RPM SMR Desktop Hard Drive1,253$109Compare
Altrix HD-6187 Core 4TB 5,400 RPM SMR Desktop Hard Drive1,370$109Compare
Strivon HD-8648 XT 16TB 7,200 RPM CMR NAS Hard Drive1,892$219Compare
Strivon HD-7021 Ti 6TB 5,400 RPM CMR Surveillance Hard Drive1,339$99Compare
Novexa HD-4675 Max 20TB 7,200 RPM CMR Enterprise Hard Drive2,562$389Compare
Strivon HD-9544 Edge 2TB 5,400 RPM CMR Surveillance Hard Drive683$59Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-7931 Ultra 4TB 5,400 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/7639640 (accessed 2026-10-21).