Hardware Spec Index

Strivon HD-6821 Edge 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Strivon · SKU HD6821-EDGE · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index3,030 (Hard Drives scale)
Category rank#16,709
Street price$509
Power8 W
Performance per dollar5.95
Released2019

Specifications

BrandStrivon
ModelStrivon HD-6821 Edge
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
Novexa HD-2794 XT 20TB 7,200 RPM CMR NAS Hard Drive2,589$429Compare
Novexa HD-8183 Prime 12TB 7,200 RPM SMR Desktop Hard Drive2,095$269Compare
Strivon HD-5768 Pro 12TB 7,200 RPM CMR NAS Hard Drive1,849$249Compare
Mirenta HD-3891 Prime 2TB 5,400 RPM CMR Desktop Hard Drive667$49Compare
Altrix HD-6729 Edge 8TB 7,200 RPM CMR Surveillance Hard Drive1,489$139Compare
Altrix HD-4274 SE 24TB 7,200 RPM CMR Enterprise Hard Drive2,675$489Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Strivon HD-6821 Edge 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/93027336 (accessed 2026-10-22).