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SUPPORT COMMUNICATION- CUSTOMER ADVISORY

Document ID: c04210573

Version: 1

HP ZBook 15inch Mobile Workstation Notebook PCs - Computer Displays 1.3GB of Physical Memory When 4GB RAM Installed on Microsoft Windows 32-Bit Computer

Notice:: The information in this document, including products and software versions, is current as of the release date.The document is subject to change without notice.

Release date : 20-Mar-2014

Last updated : 24-Mar-2014

DESCRIPTION
The computer displays only 1.3Gb of available memory despite having 4Gb of RAM installed. This only occurs on a computer with a Microsoft Windows 32bit operating system. The computer will display 3.65Gb of available memory on a 64-bit Microsoft Windows operating system.

SCOPE
Information in this document applies to the following:
Computer:
  • HP ZBook 15-inch Mobile Workstation
Operating Systems:
  • Microsoft Windows 7 Enterprise (32-bit)
  • Microsoft Windows 7 Ultimate (32-bit)
  • Microsoft Windows 7 Professional (32-bit)
RESOLUTION
The computer is configured with a switchable graphics card and also supports Thunderbolt. The memory difference occurs because memory is allocated for these two system configurations as well reserved for Microsoft LOGO certificate.
While Thunderbolt can be disabled, HP does not recommend this as it could impact system performance. To disable Thunderbolt, complete the following procedure:
  1. Power off the computer.
  2. Power on the computer and immediately press F10 to enter BIOS.
  3. Select Advanced.
  4. Select Port Options.
  5. Under Thunderbolt port, select Display Port Only.
  6. Press Esc, then Save and Exit.

Hardware platforms affected : HP ZBook 15 Mobile Workstation

Operating systems affected : Microsoft Windows 7 Enterprise (32-bit) (deleted) Microsoft Windows 7 Professional (32-bit) (deleted) Microsoft Windows 7 Ultimate (32-bit) (deleted)

Software affected : Not applicable

Support Communication Cross Reference ID : IA04210573

HP Inc. shall not be liable for technical or editorial errors or omissions contained herein.The information provided is provided "as is" without warranty of any kind.To the extent permitted by law, neither HP or its affiliates, subcontractors or suppliers will be liable for incidental, special or consequential damages including downtime cost; lost profits; damages relating to the procurement of substitute products or services; or damages for loss of data, or software restorationThe information in this document is subject to change without notice.HP Inc. and the names of HP products referenced herein are trademarks of HP Inc. in the United States and other countries.Other product and company names mentioned herein may be trademarks of their respective owners.

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