Hardware Spec Index

Novexa HD-6858 Core 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Novexa · SKU HD6858-CORE · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index1,984 (Hard Drives scale)
Category rank#15,158
Street price$319
Power8 W
Performance per dollar6.22
Released2025

Specifications

BrandNovexa
ModelNovexa HD-6858 Core
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
Altrix HD-4860 Max 4TB 5,400 RPM CMR Surveillance Hard Drive1,463$129Compare
Mirenta HD-2279 SE 24TB 7,200 RPM CMR NAS Hard Drive2,702$399Compare
Novexa HD-7119 Ultra 12TB 7,200 RPM CMR Surveillance Hard Drive1,923$269Compare
Mirenta HD-4192 Ultra 4TB 5,400 RPM CMR Surveillance Hard Drive853$59Compare
Altrix HD-4434 Ti 24TB 7,200 RPM CMR NAS Hard Drive2,503$389Compare
Mirenta HD-2942 Max 8TB 7,200 RPM SMR Desktop Hard Drive1,724$199Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-6858 Core 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/998273 (accessed 2026-10-20).