Hardware Spec Index

Novexa HD-8517 Ultra 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Novexa · SKU HD8517-ULTRA · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index2,624 (Hard Drives scale)
Category rank#48,728
Street price$469
Power8 W
Performance per dollar5.59
Released2020

Specifications

BrandNovexa
ModelNovexa HD-8517 Ultra
Capacity20 TB
ClassEnterprise
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSAS 12 Gb/s
Sustained transfer280 MB/s
Workload rating550 TB/year
MTBF2.5 million hours
Helium-filledYes
Warranty5 years

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Mirenta HD-8410 Plus 2TB 5,400 RPM SMR Desktop Hard Drive766$59Compare
Altrix HD-4398 SE 4TB 5,400 RPM CMR Surveillance Hard Drive763$59Compare
Strivon HD-8957 Edge 4TB 5,400 RPM CMR Desktop Hard Drive1,248$99Compare
Mirenta HD-5769 Ultra 20TB 7,200 RPM CMR NAS Hard Drive3,026$549Compare
Altrix HD-4096 Core 4TB 5,400 RPM CMR Surveillance Hard Drive1,542$149Compare
Novexa HD-6132 Ultra 8TB 7,200 RPM SMR Desktop Hard Drive1,611$169Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-8517 Ultra 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/916486 (accessed 2026-10-19).