Hardware Spec Index

Altrix HD-2855 Ultra 12TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Altrix · SKU HD2855-ULTRA · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index1,487 (Hard Drives scale)
Category rank#35,828
Street price$149
Power7 W
Performance per dollar9.98
Released2026

Specifications

BrandAltrix
ModelAltrix HD-2855 Ultra
Capacity12 TB
ClassNAS
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer240 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-1826 Pro 4TB 5,400 RPM CMR Surveillance Hard Drive855$59Compare
Strivon HD-9880 Prime 8TB 7,200 RPM CMR Surveillance Hard Drive1,365$119Compare
Altrix HD-7078 Max 28TB 7,200 RPM CMR Enterprise Hard Drive3,082$589Compare
Altrix HD-4182 Pro 4TB 5,400 RPM SMR Desktop Hard Drive1,352$99Compare
Novexa HD-3250 Ti 4TB 5,400 RPM CMR Desktop Hard Drive1,195$109Compare
Altrix HD-8953 XT 8TB 7,200 RPM CMR Surveillance Hard Drive1,372$129Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-2855 Ultra 12TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/983177 (accessed 2026-10-25).