Hardware Spec Index

Strivon HD-8821 XT 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Strivon · SKU HD8821-XT · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index2,634 (Hard Drives scale)
Category rank#49,571
Street price$409
Power8 W
Performance per dollar6.44
Released2021

Specifications

BrandStrivon
ModelStrivon HD-8821 XT
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
Strivon HD-3415 Pro 20TB 7,200 RPM CMR NAS Hard Drive2,332$359Compare
Novexa HD-1315 Max 24TB 7,200 RPM CMR Enterprise Hard Drive2,722$409Compare
Strivon HD-4278 Max 4TB 5,400 RPM CMR Surveillance Hard Drive852$59Compare
Mirenta HD-9718 Core 4TB 5,400 RPM SMR Desktop Hard Drive933$69Compare
Altrix HD-1343 Ultra 6TB 5,400 RPM CMR Desktop Hard Drive1,535$169Compare
Strivon HD-6940 SE 24TB 7,200 RPM CMR Enterprise Hard Drive2,837$429Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Strivon HD-8821 XT 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/37526965 (accessed 2026-10-24).