Hardware Spec Index

Novexa HD-8648 Ultra 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Novexa · SKU HD8648-ULTRA · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index2,930 (Hard Drives scale)
Category rank#41,824
Street price$529
Power8 W
Performance per dollar5.54
Released2022

Specifications

BrandNovexa
ModelNovexa HD-8648 Ultra
Capacity20 TB
ClassNAS
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer280 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
Strivon HD-8587 Max 6TB 5,400 RPM CMR Surveillance Hard Drive1,084$99Compare
Strivon HD-5778 Prime 4TB 5,400 RPM CMR Surveillance Hard Drive646$49Compare
Altrix HD-8565 Edge 16TB 7,200 RPM CMR NAS Hard Drive2,821$409Compare
Mirenta HD-5933 Core 20TB 7,200 RPM CMR NAS Hard Drive2,389$369Compare
Novexa HD-1737 Prime 12TB 7,200 RPM CMR NAS Hard Drive2,452$339Compare
Strivon HD-3606 XT 20TB 7,200 RPM CMR Enterprise Hard Drive2,680$459Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-8648 Ultra 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/52320227 (accessed 2026-10-25).