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ThinkPad 320GB 7200rpm SATA 3.0Gb/s 7mm 4k Hard Drive - Overview

The ThinkPad 320GB 7200rpm SATA 3.0Gb/s7mm 4k Hard Drive option (0A65635) provides a robust thin design enabling a seamless upgrade from the primary hard drive of supported ThinkPad laptops. This option provides good storage size, advanced format, SATA data transfer capabilities, and 7200rpm disk speeds providing almost desktop like performance. The Advance Format or 4k sector emulates the 512 sector drives while delivering higher capacity points along with improved error correction capabilities. The ultimate benefit of higher HDD density and better yield at a lower cost per gigabyte.

For additional storage and backup, install this drive as a second hard drive using the 9.5mm ThinkPad Serial Hard Drive Bay Adapter III (43N3412) or 12.7" ThinkPad Serial Hard Drive Bay Adapter III (0A65623).

Note: ThinkPad 320GB 7200rpm SATA 3.0Gb/s 7mm 4k Hard Drive as in reading long video files, will impact battery life.


Technical information
  • 2.5-inch diameter, 7-mm height
  • Up to 320 GB formatted capacity
  • 4kB /sector
  • No-ID recording format
  • SATA Interface conforming to Serial ATA International Organization:Serial ATA Revision 2.6.
  • Intergrated controller.
  • Multi zone recording.
  • Segmented Buffer with write cache.
  • Rotary voice coil motor actuator
  • Enhanced ECC.
  • Load/unload mechanism.
  • Embedded sector Servo


Performance specifications
  • Interface: Serial ATA
  • Formatted capacity: Up to 320 GB
  • Rotational speed: 7200 rpm
  • Number of disks per drive: 1
  • Number of heads: 2
  • Data buffer size: 32 MB
  • Interface transfer rate: 3.0Gb/sec
  • Maximum media transfer rate: 1369MB/sec
  • Average read seek time: 13 ms
  • 0.8 Watts at Low power idle state
  • Power on ready: 4.0sec


Physical specifications
  • Approximate height: 6.8 mm (.27 in)
  • Approximate width: 69.85 mm (2.75 in)
  • Approximate depth: 100.2mm (3.95 in)
  • Approximate weight: 95 g (0.209 lb)



1 year – Customer Replaceable Unit (CRU)

  • Announce date: 5 Jun 2012
  • Availability date: 5 Jun 2012


Hardware compatibility
Machine Type - Models
ThinkPad T420,T430 All
ThinkPad T420s, T430s All
ThinkPad T520, T530 All
ThinkPad W520, W530 All
ThinkPad X220, X220T All
ThinkPad X230, X230T All
9.5" ThinkPad Serial Hard Drive Bay Adapter III (43N3412)
12.7" ThinkPad Serial Hard Drive Bay Adapter III (0A65623)


  • ThinkPad 320GB 7200rpm SATA 3.0Gb/s 7mm 4k Hard Drive
  • Setup Poster


Agency approvals
  • CE
  • UL
  • MIC
  • TUV
  • BSMI
  • C-Tick
  • CUL
  • RoHS


Operating environment
  • Temperature: 0 deg to 60 deg C (32 deg to 140 deg F)
  • Relative humidity: 8% to 90% (non-condensing)
Non-operating environment
  • Temperature: -40 deg to 65 deg C (-40 deg to 149 deg F)
  • Relative humidity: 5% to 95% (non-condensing)

Additional product information
Service Parts - Parts listing for your product. 
Personal Systems Reference (PSREF) - Comprehensive information on the features and technical specifications of Lenovo products.


  • Alias ID: PD024248
  • Document ID: ACC100106
  • Last Updated :23 Oct 2014
  • (c) 2014 Lenovo