Hardware Spec Index

Novexa HD-2578 XT 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Novexa · SKU HD2578-XT · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index2,433 (Hard Drives scale)
Category rank#19,414
Street price$399
Power8 W
Performance per dollar6.10
Released2022

Specifications

BrandNovexa
ModelNovexa HD-2578 XT
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-5604 XT 12TB 7,200 RPM CMR NAS Hard Drive1,618$189Compare
Novexa HD-6396 XT 24TB 7,200 RPM CMR Enterprise Hard Drive2,734$449Compare
Altrix HD-3991 Ultra 6TB 5,400 RPM SMR Desktop Hard Drive1,387$119Compare
Novexa HD-3764 SE 20TB 7,200 RPM CMR NAS Hard Drive2,214$279Compare
Altrix HD-9236 Prime 16TB 7,200 RPM CMR Enterprise Hard Drive2,584$449Compare
Altrix HD-5258 Ultra 12TB 7,200 RPM CMR NAS Hard Drive1,678$209Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-2578 XT 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/16005206 (accessed 2026-10-19).