Hardware Spec Index

Novexa HD-4921 Ultra 12TB 7,200 RPM SMR Desktop Hard Drive

Hard Drives · Novexa · SKU HD4921-ULTRA · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,558 (Hard Drives scale)
Category rank#24,516
Street price$149
Power7 W
Performance per dollar10.46
Released2023

Specifications

BrandNovexa
ModelNovexa HD-4921 Ultra
Capacity12 TB
ClassDesktop
RecordingSMR (shingled magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer240 MB/s
Workload rating180 TB/year
MTBF1 million hours
Helium-filledYes
Warranty2 years

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Cite this page: Hardware Spec Index, “Novexa HD-4921 Ultra 12TB 7,200 RPM SMR Desktop Hard Drive”, https://vextor7.com/item/25753663 (accessed 2026-10-19).