by Adam Armstrong

Toshiba Launches 8TB NAS HDDs

Today Toshiba America Electronic Components, Inc. launched its latest consumer NAS 3.5” hard drive, the N300 Series. The drives come in capacities as high as 8TB. And the drives have been optimized to work in a NAS environment, which we go to some length about why this is important in our Pick The Right Drive For The Job article.

As stated above, the N300 Series comes in capacities as high as 8TB (there is also a 4TB and 6TB model) and the drives come with a 128MB data buffer. The drives support up to eight drive bays in a multi-RAID NAS design and use Toshiba’s Dynamic Cache Technology. The new drives also use advanced control and sensing technology to mitigate the effects of vibration, shock and heat.

Key specifications:

  • Capacity: 4TB, 6TB, 8TB
  • Form Factor: 3.5”
  • Interface: 6.0Gb/s SATA
  • Drive bays supported: 1 to 8
  • Performance
    • Rotational speed: 7,200RPM
    • Buffer size: 128MB
    • Average latency: 4.17ms
    • Data Transfer speeds: 200MB/s (4TB), 210MB/s (6TB), 240MB/s (8TB)
  • Reliability
    • Workloads: 180TB/year
    • MTTF: 1M hours
    • Unrecoverable error rate: 1 x 10^14 bits read
    • Warranty: 3-year
  • Power Management
    • Supply Voltage:  5VDC (±5%) / 12VDC (±10%)
    • Consumption (operating): 9.6W typ (4TB), 10.1W typ (6TB), 9.2W typ (8TB)
    • Consumption (active idle): 5.2W typ (4TB), 6.7W typ (6TB), 6.2W typ (8TB)
  • Environmental
    • Temperature (operating/non-operating): 0 to 60°C /-40 to 70°C
    • Vibration (operating): 0.75G (5 to 300 Hz) 0.25 G (300 to 500 Hz) or less
    • Vibration (non-operating): 5G (5 to 500Hz) or less
    • Shock (operating): 70G / 2ms duration
    • Shock (non-operating): 250G / 2ms duration
    • Acoustics (idle mode): 30 dB typ. (4 TB), 33 dB typ. (6 & 8 TB)
    • Acoustics (seek mode): 34 dB typ. (4 TB), 35 dB typ. (6 & 8 TB)
  • Physical
    • Dimensions: 147 (L) x 101.85 (W) x 26.1 (H) mm
    • Weight: 770 g max


The N300 Series is expected to be available this month and the drives will come with a 3-year warranty.

Toshiba Storage

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