Hardware Spec Index

Novexa HD-6258 Ultra 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Novexa · SKU HD6258-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index2,699 (Hard Drives scale)
Category rank#44,164
Street price$509
Power8 W
Performance per dollar5.30
Released2021

Specifications

BrandNovexa
ModelNovexa HD-6258 Ultra
Capacity20 TB
ClassEnterprise
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 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-5600 Edge 6TB 5,400 RPM SMR Desktop Hard Drive1,030$79Compare
Altrix HD-4322 Core 6TB 5,400 RPM SMR Desktop Hard Drive1,131$79Compare
Altrix HD-6014 Pro 2TB 5,400 RPM CMR Desktop Hard Drive1,017$89Compare
Novexa HD-4782 SE 12TB 7,200 RPM CMR NAS Hard Drive1,739$179Compare
Strivon HD-3362 Max 6TB 5,400 RPM CMR NAS Hard Drive1,484$159Compare
Mirenta HD-2903 Ultra 24TB 7,200 RPM CMR Enterprise Hard Drive3,007$529Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-6258 Ultra 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/11116838 (accessed 2026-10-21).