Hardware Spec Index

Novexa HD-3645 XT 4TB 5,400 RPM CMR Surveillance Hard Drive

Hard Drives · Novexa · SKU HD3645-XT · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index1,278 (Hard Drives scale)
Category rank#23,075
Street price$109
Power5 W
Performance per dollar11.72
Released2022

Specifications

BrandNovexa
ModelNovexa HD-3645 XT
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
Novexa HD-3140 Max 8TB 7,200 RPM CMR NAS Hard Drive2,106$259Compare
Altrix HD-9678 Pro 2TB 5,400 RPM SMR Desktop Hard Drive823$59Compare
Altrix HD-3621 Pro 24TB 7,200 RPM CMR Enterprise Hard Drive2,487$409Compare
Novexa HD-2430 Pro 8TB 7,200 RPM CMR NAS Hard Drive1,393$129Compare
Mirenta HD-9297 Pro 16TB 7,200 RPM CMR Enterprise Hard Drive1,955$239Compare
Novexa HD-2512 Prime 12TB 7,200 RPM SMR Desktop Hard Drive1,645$189Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-3645 XT 4TB 5,400 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/5229941 (accessed 2026-10-19).