Hardware Spec Index

Novexa HD-7521 Ultra 16TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Novexa · SKU HD7521-ULTRA · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index2,748 (Hard Drives scale)
Category rank#15,358
Street price$429
Power7 W
Performance per dollar6.41
Released2020

Specifications

BrandNovexa
ModelNovexa HD-7521 Ultra
Capacity16 TB
ClassNAS
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer260 MB/s
Workload rating300 TB/year
MTBF1.2 million hours
Helium-filledYes
Warranty3 years

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Novexa HD-8768 XT 12TB 7,200 RPM CMR Surveillance Hard Drive2,126$269Compare
Strivon HD-6041 Edge 12TB 7,200 RPM SMR Desktop Hard Drive2,075$269Compare
Mirenta HD-1945 Edge 8TB 7,200 RPM CMR Desktop Hard Drive1,431$119Compare
Altrix HD-3749 Ti 20TB 7,200 RPM CMR NAS Hard Drive2,910$479Compare
Mirenta HD-9711 SE 12TB 7,200 RPM CMR NAS Hard Drive2,250$329Compare
Novexa HD-5030 Edge 6TB 5,400 RPM CMR NAS Hard Drive1,344$119Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-7521 Ultra 16TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/72046308 (accessed 2026-10-19).